The O-Ring, cataloged under National Stock Number 5331-01-423-3556, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hiab Usa Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-423-3556 |
| Primary Part Number | 991 2363 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hiab Usa Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 991 2363 PRIMARY | Hiab Usa Inc (USA) |
NSN 5331-01-423-3556 is a O-Ring, manufactured by Hiab Usa Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-423-3556 has 1 manufacturer part number on file: 991 2363 (Hiab Usa Inc).
Key specifications for 991 2363: End Item Identification: TORPEDO DAVIT CRANE, CARGOTEC INC, MODEL HIAB 61. 0 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.