The O-Ring, cataloged under National Stock Number 5331-01-176-7929, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Crane Co Div Valve Div. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Crane Co Div Valve Div (CAGE 14959) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-176-7929 |
| Primary Part Number | 159-246-335 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| A3477 | Crane Co Div Valve Div (USA) |
| 159-246-335 PRIMARY | Crane Co Div Valve Div (USA) |
| Reference | Meaning |
|---|---|
| H-19665-X PIECE 22 6IN | 5/9 Secondary reference Crane Co Div Valve Div |
NSN 5331-01-176-7929 is a O-Ring, manufactured by Crane Co Div Valve Div, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-176-7929 has 2 manufacturer part numbers on file: A3477 (Crane Co Div Valve Div), 159-246-335 (Crane Co Div Valve Div).
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.