The O-Ring, cataloged under National Stock Number 5331-01-461-4594, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Safran Helicopter Engines. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-461-4594 |
| Primary Part Number | 9908012088 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Safran Helicopter Engines |
| Status | ACTIVE |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Hardness Rating | 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM |
| Criticality Code Justification | ZZZW |
| Material Document and Classification | MIL-R-83248 CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Center Hole Diameter | 0.544 INCHES MINIMUM AND 0.558 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 9908012088 | Safran Helicopter Engines (FRA) |
| Reference | Meaning |
|---|---|
| MIL-R-83248 | 4/1 Identification reference U.S. Government activity |
| M83248/2-015CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| M83248/2-015CP | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| M83248/2-015 | 2/1 Government specification standardization U.S. Government activity |
NSN 5331-01-461-4594 is a O-Ring, manufactured by Safran Helicopter Engines, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-461-4594 has 1 manufacturer part number on file: 9908012088 (Safran Helicopter Engines).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-606-7322. Verify interchangeability with system specifications before substitution.
Key specifications for 9908012088: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Hardness Rating: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM; Criticality Code Justification: ZZZW; Material Document and Classification: MIL-R-83248 CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.