The O-Ring, cataloged under National Stock Number 5331-01-185-2585, 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 4 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5331-01-185-2585 |
| Primary Part Number | M83461/1-238 |
| 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 | 3.730 INCHES MINIMUM AND 3.794 INCHES MAXIMUM IN |
| Center Hole Diameter | 3.460 INCHES MINIMUM AND 3.508 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 | F |
| Part Number | Manufacturer |
|---|---|
| PRP238-7757 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 238-7757 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2-238N756-75 | Parker Hannifin Corp Seal Group O-Ring Div Mcallen Facility (USA) |
| M83461/1-238 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AMS-P-83461/1 | 5/9 Secondary reference U.S. Government activity |
| AS-238 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| AS568-238 D7 | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
| A-238-SR8014-75 | 5/9 Secondary reference U.S. Government activity |
| M83461/1-238 | 3/9 Design control — primary reference U.S. Government activity |
| 07A568-238N | 5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| M83461/1-238 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS83461/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 2-238 N756-75 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| MIL-P-83461/1 | 5/9 Secondary reference U.S. Government activity |
| 2249-238 | 5/2 Secondary reference U.S. Government activity |
| PRP568-238-4367-70 | 5/9 Secondary reference Parco, Llc |
| AMS-P-83461/1 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 5331-01-185-2585 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-185-2585 has 4 manufacturer part numbers on file: PRP238-7757 (Parker Hannifin Corporation Div O-Ring Division), 238-7757 (Parker Hannifin Corporation Div O-Ring Division), 2-238N756-75 (Parker Hannifin Corp Seal Group O-Ring Div Mcallen Facility), M83461/1-238 (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-327-3365. Verify interchangeability with system specifications before substitution.
Key specifications for M83461/1-238: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Outside Diameter: 3.730 INCHES MINIMUM AND 3.794 INCHES MAXIMUM IN; Center Hole Diameter: 3.460 INCHES MINIMUM AND 3.508 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 4 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.