The O-Ring, cataloged under National Stock Number 5331-01-092-5502, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-092-5502 |
| Primary Part Number | 012-7799 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker Hannifin Corporation Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Height | 1.70 MILLIMETERS MINIMUM AND 1.86 MILLIMETERS MAXIMUM MM |
| Outside Diameter | 0.493 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 9.12 MILLIMETERS MINIMUM AND 9.38 MILLIMETERS MAXIMUM MM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 2HE922 | Oshkosh Defense Llc (USA) |
| 012-7799 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| P25732-001-03 PRIMARY | Us Army Aviation and Missile Command (USA) |
| AS568-012MIL-P-5510 | Sae International Dba Sae International (USA) |
| 5514-3-111 | Tulsa Cable Equipment Co Div Tulsa Power Products Inc (USA) |
| Reference | Meaning |
|---|---|
| AS568-012MIL-P-5510 | 5/9 Secondary reference U.S. Government activity |
| 012-7399 | 5/9 Secondary reference Parker Hannifin Corporation Div O-Ring Division |
| 2-012 N507-90 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| 2HE922 | 5/9 Secondary reference Oshkosh Corp |
| 2-012N507-90 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| PRP012-739-90 | 5/9 Secondary reference Parker Hannifin Corporation Div O-Ring Division |
NSN 5331-01-092-5502 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-092-5502 has 5 manufacturer part numbers on file: 2HE922 (Oshkosh Defense Llc), 012-7799 (Parker Hannifin Corporation Div O-Ring Division), P25732-001-03 (Us Army Aviation and Missile Command), AS568-012MIL-P-5510 (Sae International Dba Sae International), 5514-3-111 (Tulsa Cable Equipment Co Div Tulsa Power Products Inc).
Key specifications for 012-7799: Cross-Sectional Height: 1.70 MILLIMETERS MINIMUM AND 1.86 MILLIMETERS MAXIMUM MM; Outside Diameter: 0.493 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Center Hole Diameter: 9.12 MILLIMETERS MINIMUM AND 9.38 MILLIMETERS MAXIMUM MM. 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.