The O-Ring, cataloged under National Stock Number 5331-01-502-7902, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Rolls-Royce Corporation. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-502-7902 |
| Primary Part Number | AS3209-039 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Material Document and Classification | AMS 7176 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Center Hole Diameter | 69.100 INCHES MINIMUM AND 70.100 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS3209-039 | Society of Automotive Engineers Inc (USA) |
| AS3209-039 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| AS3209-039 PRIMARY | Rolls-Royce Corporation (USA) |
| AS3209-039 | Sae International Dba Sae International (USA) |
NSN 5331-01-502-7902 is a O-Ring, manufactured by Rolls-Royce Corporation, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-502-7902 has 4 cross-referenced part numbers: AS3209-039 (Society of Automotive Engineers Inc), AS3209-039 (Leonardo Spa Helicopters Division - Production Site), AS3209-039 (Rolls-Royce Corporation), AS3209-039 (Sae International Dba Sae International).
There are 2 known substitutes for 5331-01-502-7902: 5331-00-166-8398, 5331-01-054-2587. Verify interchangeability with system specifications before substitution.
Key specifications for AS3209-039: Part Name Assigned by Controlling Agency: PACKIN, PREFORMED O RING; End Item Identification: 501D, ALL, T56, EXCEPT 427, T56-A ONLY SERIES IV, AE2100A, C, AND AE2100D2, D3, J ENGINES; Material Document and Classification: AMS 7176 ASSN STD SINGLE MATERIAL RESPONSE; Special Features: WEIGHT PER 100 0.214 LBS LBS. 7 total characteristics are documented in the Federal Logistics Information System.