The O-Ring, cataloged under National Stock Number 5331-00-111-5532, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 3 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through both NSN and commercial part number lookups. 15 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-111-5532 |
| Primary Part Number | S8990-025 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Federal-Mogul Corp Government Sales Dept |
| Status | ACTIVE |
| Cross-Sectional Height | 0.065 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.136 INCHES MINIMUM AND 1.169 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 |
|---|---|
| S8990-025 | Federal-Mogul Corp Government Sales Dept (USA) |
| S8990-025 | Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa (MEX) |
| S8990-025 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| S8990-025 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| S8990-025 | Parco, Llc (USA) |
| Reference | Meaning |
|---|---|
| S8990-025 | 5/2 Secondary reference U.S. Government activity |
| S8990-025 | 5/9 Secondary reference Honeywell International Inc. Div Aerospace - Torrance |
| S8990-025 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| S8990-25 | 5/9 Secondary reference Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| S8990-025 | 5/2 Secondary reference U.S. Government activity |
| S8990-025 | 3/2 Design control — primary reference U.S. Government activity |
| S8990-25 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| S8990-25 | 5/9 Secondary reference U.S. Government activity |
| S8990-025 | 5/9 Secondary reference Proponent, Inc. Dba Proponent |
| S8990-25 | 5/9 Secondary reference U.S. Government activity |
| S8990-25 | 5/9 Secondary reference U.S. Government activity |
| S8990-25 | 5/9 Secondary reference Parker Hannifin Corporation Div O-Ring Division |
| S8990-25 | 5/9 Secondary reference Parco, Llc |
| S8990-25 | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
| S8990-025 | 5/9 Secondary reference Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
NSN 5331-00-111-5532 is a O-Ring, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-111-5532 has 5 manufacturer part numbers on file: S8990-025 (Federal-Mogul Corp Government Sales Dept), S8990-025 (Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa), S8990-025 (Parker-Hannifin Corp Div O-Ring Division), S8990-025 (Parker Hannifin Corporation Div O-Ring Division), S8990-025 (Parco, Llc).
Key specifications for S8990-025: Cross-Sectional Height: 0.065 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 1.136 INCHES MINIMUM AND 1.169 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 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.