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369A1231 — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ROLLER ASSEMBLY,DROOP STOP is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1615-00-921-0665, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
369A1231
NSN: 1615-00-921-0665
FSC: 1615
CAGE: 02731 — MCDONNELL DOUGLAS HELICOPTER CO INC (USA)
SPECIFICATIONS
Part Number369A1231
NSN1615-00-921-0665
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ROLLER ASSEMBLY,DROOP STOP TITLE COMPONENT PN 369A1231 MFR ROLLER ASSEMBLY,DROOP
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY WW-T-785 OR QQ-A-268 BODY,STEEL,CORROSION RESISTING QQ-S-763 OR AMS5630 ROLLER,PASSIVATED PER HP4-8,HEAT TREATED TO ROCKWELL HARDNESS C SCALE 55 TO 59,POLYTETRAFLUOROETHYLENE,REINFORCED LINER,DIM.,0.875 IN. NOM BODY OD,1.400 IN. NOM OD CROWN RADIUS,0.4375 IN. MIN,0.4385 IN. MAX ID,0.376 IN. MIN,0.377 IN. MAX O/A W,MAX SURFACE FINISH,LEFT AND RIGHT ENDS 32 MICROINCHES AA,ALL OTHER SURFACES 125 MICROINCHES AA,ITEM USED ON HUB ASSEMBLY,MAIN ROTOR IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY WW-T-785 OR QQ-A-268 BODY,STEEL,CORROSION RESISTING QQ-S-763 OR AMS5630 ROLLER,PASSIVATED PER HP4-8,HEAT TREATED TO ROCKWELL HARDNESS C SCALE 55 TO 59,POLYTETRAFLUOROETHYLENE,REINFORCED LINER,DIM.,0.875 IN. NOM BODY OD,1.400 IN. NOM OD CROWN RADIUS,0.4375 IN. MIN,0.4385 IN. MAX ID,0.376 IN. MIN,0.377 IN. MAX O/A W,MAX SURFACE FINISH,LEFT AND RIGHT ENDS 32 MICROINCHES AA,ALL OTHER SURFACES 125 MICROINCHES AA,ITEM USED ON HUB ASSEMBLY,MAIN ROTOR IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
79404InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
115544InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
138530InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS35333-38InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
6AX10InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
JA14TA28-122-E9534InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 369A1231?
369A1231 is a ROLLER ASSEMBLY,DROOP STOP.
What parts can replace 369A1231?
There are 6 known substitutes for 369A1231: 79404, 115544, 138530 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 369A1231?
369A1231 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1615-00-921-0665. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026