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All-in-One Report Demo (NSN: 4310003749521, Part Number: 31769)
Supplier Parts Availability - item details and contact information for suppliers holding stock
 
Part #
Description
NSN
Alternate PN
QTY Cond. Company Name
Phone
Fax
Location Send RFQ Last Update
31769
COMPONENT
4099 NS Details Available
Details Available
UNITED STATES Send RFQ 2025-10-23
  
 
Master Cross Reference Data (MCRD) - alternate part numbers for national stock numbers
NSN
Description
MCRL Information
 
4310003749521

CONNECTING ROD,PISTON

INC: 60266
HMIC: N
ESDC:
ENAC:
Cancelled By:
Part # MCRL
Information
CAGE Code
Phone
Fax
Company Name
Address
31769 ISC: 2
RNVC: 2
RNCC: 5
DAC: 5
Details Available
Details Available
Details Available
Details Available
Details Available
31769 ISC: 2
RNVC: 9
RNCC: 5
DAC: 5
Details Available
Details Available
Details Available
Details Available
Details Available
31769 ISC: 2
RNVC: 2
RNCC: 3
DAC: 5
Details Available
Details Available
Details Available
Details Available
Details Available
 
 
FAA PMA - Alternate Part Numbers/Manufacturers approved by the Federal Aviation Administration
 
PMA Part #
(Replacement For OEM PN)
Approval Means
Description
PMA Holder
Model Eligibility
Piston Ring Set
(Allied Signal 3176986-1 installed in Honeywell Penumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21372
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Piston Ring Set
(Allied Signal 3176985-1 installed in Honeywell Penumatic High Stage Valve 3214446-3 3214446-4 3214552-5)
Details Available
AIR21371
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Guide Ring Set
(Allied Signal 3176987-1 installed in Honeywell Penumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21373
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Rider Ring Set
(AlliedSignal 3176986-1, Pneumatic High Stage Valve Rider Ring Set)
Details Available
AIR21372
Details Available
Boeing (737-300, -400, -500 when AlliedSignal Pneumatic High Stage Valve P/N 3214446-3 or 3214446-4 are installed.)
Rider Ring Set
(AlliedSignal 3176987-1, Pneumatic High Stage Valve Rider Ring Set)
Details Available
AIR21373
Details Available
Boeing (737-300, -400, -500 when Allied Signal Pneumatic High Stage Valve P/N 3214446-3 or 3214446-4 are installed.)
Seal Ring Set
(Allied Signal, 3176985-1, Seal Ring)
Details Available
AIR21371
Details Available
Boeing (737-300, -400, -500 when AlliedSignal Pneumatic High Stage Valve Part Numbers 3214446-3 or 3214446-4 are installed.)
Seal Ring Set
(Allied Signal, 3176985-1, Seal Ring)
Details Available
AIR21371
Details Available
Boeing (737-300, -400, -500 when AlliedSignal Pneumatic High Stage Valve Part Numbers 3214446-3 or 3214446-4 are installed.)
Rider Ring Set
(AlliedSignal 3176987-1, Pneumatic High Stage Valve Rider Ring Set)
Details Available
AIR21373
Details Available
Boeing (737-300, -400, -500 when Allied Signal Pneumatic High Stage Valve P/N 3214446-3 or 3214446-4 are installed.)
Rider Ring Set
(AlliedSignal 3176986-1, Pneumatic High Stage Valve Rider Ring Set)
Details Available
AIR21372
Details Available
Boeing (737-300, -400, -500 when AlliedSignal Pneumatic High Stage Valve P/N 3214446-3 or 3214446-4 are installed.)
Guide Ring Set
(Allied Signal, 3176987-1 installed in Honeywell Penumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21373
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Piston Ring Set
(Allied Signal, 3176985-1 installed in Honeywell Penumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21371
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Piston Ring Set
(Allied Signal, 3176986-1 installed in Honeywell Penumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21372
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Piston Ring Set
(AlliedSignal 3176985-1 installed in Honeywell Pneumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21371
Details Available
Boeing (737-900 Series)
Piston Ring Set
(AlliedSignal 3176986-1 installed in Honeywell Pneumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21372
Details Available
Boeing (737-900 Series)
Guide Ring Set
(AlliedSignal 3176987-1 installed in Honeywell Pneumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21373
Details Available
Boeing (737-900 Series)
Ring Set - Matched Piston
(Honeywell P/N 3176985-1 installed in Honeywell High Stage Valve P/N 3214446-3)
Details Available
P00605
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series)
Ring Seal - Set
(Honeywell P/N 3176987-1 installed in Honeywell PRSOV P/N 3214552-5)
Details Available
P00607
Details Available
Boeing (737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Ring Seal - Set
(Honeywell P/N 3176987-1 installed in Honeywell High Stage Valve P/N 3214446-3)
Details Available
P00607
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series)
Ring Set - Matched Piston
(Honeywell P/N 3176985-1 installed in Honeywell PRSOV P/N 3214552-5)
Details Available
P00605
Details Available
Boeing (737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Ring Set - Matched Piston
(Honeywell P/N 3176985-1 installed in Honeywell High Stage Valve P/N 3214446-4)
Details Available
P00605
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Ring Set - Matched Piston
(Honeywell P/N 3176986-1installed in Honeywell High Stage Valve P/N 3214446-4)
Details Available
P00606
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Ring Set - Matched Piston
(Honeywell P/N 3176986-1installed in Honeywell PRSOV P/N 3214552-5)
Details Available
P00606
Details Available
Boeing (737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Ring Seal - Set
(Honeywell P/N 3176987-1 installed in Honeywell High Stage Valve P/N 3214446-4)
Details Available
P00607
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series)
Ring Set - Matched Piston
(Honeywell P/N 3176986-1installed in Honeywell High Stage Valve P/N 3214446-3)
Details Available
P00606
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series)
Ring Set, Matched Piston
(Honeywell P/N 3176985-1 Installed in High Pressure Shutoff Valve)
Details Available
P00605
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series, 737-900 Series, 737-900ER Series)
Ring Set-Seal
(Honeywell P/N 3176987-1 Installed in High Pressure Shutoff Valve)
Details Available
P00607
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series, 737-900 Series, 737-900ER Series)
Ring Set, Matched Piston
(Honeywell P/N 3176986-1 Installed in High Pressure Shutoff Valve)
Details Available
P00606
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-800 Series, 737-900 Series, 737-900ER Series)
Rider Ring Set
(AlliedSignal 3176986-1, Pneumatic High Stage Valve Rider Ring Set)
Details Available
AIR 21372
Details Available
Boeing (737-300, -400, -500 when AlliedSignal Pneumatic High Stage Valve P/N 3214446-3 or 3214446-4 are installed.)
Rider Ring Set
(AlliedSignal 3176987-1, Pneumatic High Stage Valve Rider Ring Set)
Details Available
AIR 21373
Details Available
Boeing (737-300, -400, -500 when AlliedSignal Pneumatic High Stage Valve P/N 3214446-3 or 3214446-4 are installed.)
Seal Ring Set
(AlliedSignal, 3176985-1, Pneumatic High Stage Valve Rider Ring Set)
Details Available
AIR21371
Details Available
Boeing (737-300, -400, -500 when AlliedSignal Pneumatic High StageValve Part Numbers 3214446-3 or 3214446-4 are installed.)
Seal Assembly
(3176923-1)
Details Available
3176923JP-1
Details Available
McDonnell Douglas (MD-90-30 717-200)
Piston Actuator
(3176914-1)
Details Available
3176914JP-1
Details Available
Boeing (MD-90-30 717-200)
Bushing
(3176904-1)
Details Available
3176904JP-1
Details Available
Boeing (MD-90-30, 717-200)
Linear Transducer
(3176973-2)
Details Available
GM8601-2
Details Available
Honeywell (GTCP331-500 as installed on 777-200 Series, 777-300 Series, 777-300ER Series, 777-200LR Series, 777F Series)
Piston Ring Set
(3176986-1 Installed in Honeywell Pneumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21372
Details Available
Boeing (737-900 Series)
Guide Ring Set
(3176987-1 installed in Honeywell Pneumatic High Stage Valve 3214446-3, 3214446-4, 3214552-5)
Details Available
AIR21373
Details Available
Boeing (737-900 Series)
Ring Set-Piston
(Honeywell 3176985-1)
Details Available
3176985-1SD
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-700C Series, 737-800 Series, 737-900 Series, 737-900ER Series)
Ring Set - Piston
(3176986-1)
Details Available
KT3176986-1
Details Available
Boeing (737-300 Series 737-400 Series 737-500 Series 737-600 Series 737-700 Series 737-700C Series 737-800 Series 737-900 Series)
Guide - Ring Set
(3176987-1)
Details Available
KT3176987-1
Details Available
Boeing (737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-700C Series, 737-800 Series, 737-900 Series , 737-900ER Series)
 
 
Procurement History - US Gov't Purchase History
 
NSN
Contract #
Delivery Order #
SOS
Date
Line Item #
Price QTY (U / M) CAGE Code
Phone
Fax
Company Name
Address
4310003749521

SPE7M313M1297



N/A
2013-05-30
1
Details Available 1 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DLA70086VZ516



S9C
1986-08-05
Details Available 84 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DLA70086VZ516



1986-08-05
Details Available 84 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DLA70086MCH25



1986-04-28
Details Available 39 () Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DLA70086MCH25



S9C
1986-04-28
Details Available 39 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DLA70086MCH25



1986-04-28
Details Available 39 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DLA70078M0391



S9C
1977-10-04
Details Available 144 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DLA70078M0391



1977-10-04
Details Available 144 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DSA70077MCF93



1977-06-16
Details Available 75 () Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DSA70077MCF93



1977-06-16
Details Available 75 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DSA70077MCF93



S9C
1977-06-16
Details Available 75 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DSA70077PD273



1977-05-07
Details Available 2 () Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DSA70077PD273



1977-05-07
Details Available 2 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DSA70077PD273



S9C
1977-05-07
Details Available 2 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

DSA70077PC698



S9C
1977-04-26
Details Available 1 (EA) Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

09MU8590000



S9C
1968-11-06
Details Available 83 () Details Available
Details Available
Details Available
Details Available
Details Available

4310003749521

09MT7200000



S9C
1968-11-04
Details Available 21 () Details Available
Details Available
Details Available
Details Available
Details Available

 
 
Technical Characteristics - detailed information such as measurements and material type for national stock numbers
 
NSN
Item Name
Technical Characteristics
4310-003749521

CONNECTING ROD,PISTON
MRC Requirements Characteristics
BRNH BODY WIDTH AT PISTON CONNECTING END Details Available
BRNL BODY THICKNESS AT SHAFT CONNECTING END Details Available
BQCC SHAFT CONNECTING END HOLE INSIDE DIAMETER Details Available
BRNG CENTER TO CENTER EFFECTIVE LENGTH Details Available
BQBW BEARING REPLACEABILITY Details Available
  
 
Management Data - US Gov't supply management data (costs, storage, etc.)
  NSN
Item Name
Management Data  
  4310-003749521

CONNECTING ROD,PISTON
PMIC Criticality ADPE ESDC HMIC DEML
U X N A
S / A SOS AAC QUP UI Unit
Price
SLC CIIC Rep
Code
Mgmt
Ctrl
Phrase
Data
Details Available
Details Available
Details Available
Details Available
 
 
AvRef - OEM List Price
 
Part #
Description
Manufacturer
List Price Condition Effective Date Package Size (U/M) Deposit Discount Code
3176900-1

COVER

Details Available
Details Available New 2001-01-01 1 (EA) Details Available Details Available
3176904-1

BUSHING, SPECIAL

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176904-2

BUSHING, SPECIAL

Details Available
Details Available New 2021-01-01 1 (EA) Details Available Details Available
3176905-3

BODY ASSSEMBLY,VALVE

Details Available
Details Available New 2011-07-25 1 (EA) Details Available Details Available
3176906-1

PROBE, REFERENCE PRESSURE

Details Available
Details Available New 2010-06-08 1 (EA) Details Available Details Available
3176907-1

PROBE,

Details Available
Details Available New 2007-01-01 1 (EA) Details Available Details Available
3176908-1

HOUSING, ACTUATOR

Details Available
Details Available New 2010-06-08 1 (EA) Details Available Details Available
317691

PLATE

Details Available
Details Available New 2014-01-01 1 (EA) Details Available Details Available
3176910-2

SCREW, STOP, CLOSED

Details Available
Details Available New 2024-10-23 1 (EA) Details Available Details Available
3176911-1

SHAFT, BUTTERFLY

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176912-1

COVER, ACTUATOR

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176914-1

PISTON, ACTUATOR

Details Available
Details Available New 2011-07-25 1 (EA) Details Available Details Available
3176917-1

COVER, BEARING

Details Available
Details Available New 2013-01-01 1 (EA) Details Available Details Available
3176918-1

SPACER

Details Available
Details Available New 2017-01-01 1 (EA) Details Available Details Available
3176918-1

SPACER, BEARING

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176919-1

PACKING, PREFORMED

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176920-3

EXPANDER, PISTON RING

Details Available
Details Available New 2011-07-25 1 (EA) Details Available Details Available
3176923-1

SEAL, SHAFT, BI-DIRECTIONAL

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176933-1

BODY ASSEMBLY, VALVE

Details Available
Details Available New 2012-01-01 1 (EA) Details Available Details Available
3176934-1

BODY ASSEMBLY, VALVE

Details Available
Details Available New 2012-01-01 1 (EA) Details Available Details Available
3176935-1

BLANKET, HEAT SHIELD

Details Available
Details Available New 2012-01-01 1 (EA) Details Available Details Available
3176936-1

SPRING, HELICAL, COMPRESSICN

Details Available
Details Available New 2022-01-01 1 (EA) Details Available Details Available
3176936-1

SPRING, HELICAL, COMPRESSICN

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176937-1

LOCK ASSEMBLY, MANUAL

Details Available
Details Available New 2025-08-21 1 (EA) Details Available Details Available
3176938-1

SHAFT, BUTTERFLY

Details Available
Details Available New 2019-01-01 1 (EA) Details Available Details Available
 
 
Solicitations - Active & Historical US Government Purchase Requests
 
Solicitation # NSN Detail Summary Source  System Entry Respond By
Expired Solicitations
Details Available 4310003749521 Details Available DIBBS 2013-04-30 1 2013-05-14