The O-Ring, cataloged under National Stock Number 5331-01-090-1552, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5331-01-090-1552 |
| Primary Part Number | M83461/1-215 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Outside Diameter | 1.306 INCHES MINIMUM AND 1.342 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 1.036 INCHES MINIMUM AND 1.056 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M83461/1-215 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| M83461/1-215 PRIMARY | Sae International Dba Sae International (USA) |
| M83461/1-215 | Triumph Aerospace Operations Uk, Ltd. Div Staverton Site (GBR) |
| 2-215 N756-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 5331PL1918253 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| M83461/1-215 | 5/9 Secondary reference U.S. Government activity |
| M83461/1-215 | 5/9 Secondary reference U.S. Government activity |
| AMS-P-83461/1 | 5/9 Secondary reference U.S. Government activity |
| M83461/1-215 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| MIL-P-83461/1 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS83461/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5331-01-090-1552 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-090-1552 has 4 manufacturer part numbers on file: M83461/1-215 (Leonardo Spa Helicopters Division - Production Site), M83461/1-215 (Sae International Dba Sae International), M83461/1-215 (Triumph Aerospace Operations Uk, Ltd. Div Staverton Site), 2-215 N756-75 (Parker-Hannifin Corp Div O-Ring Division).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-324-0034. Verify interchangeability with system specifications before substitution.
Key specifications for M83461/1-215: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Outside Diameter: 1.306 INCHES MINIMUM AND 1.342 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL; Center Hole Diameter: 1.036 INCHES MINIMUM AND 1.056 INCHES MAXIMUM IN. 5 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.