The O-Ring, cataloged under National Stock Number 5331-01-525-7632, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Dana Off Highway Products, Llc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-525-7632 |
| Primary Part Number | 91F11 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | ASTM D 2000 6BG910B14E014E034F19 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 1.461 INCHES MINIMUM AND 1.489 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 91F11 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 9F11 | 5/9 Secondary reference Dana Off Highway Products, Llc |
NSN 5331-01-525-7632 is a O-Ring, manufactured by Dana Off Highway Products, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-525-7632 has 1 manufacturer part number on file: 91F11 (Dana Off Highway Products, Llc).
Key specifications for 91F11: Cross-Sectional Height: 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: ASTM D 2000 6BG910B14E014E034F19 ASSN STD SINGLE MATERIAL RESPONSE; Center Hole Diameter: 1.461 INCHES MINIMUM AND 1.489 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.