The O-Ring, cataloged under National Stock Number 5331-01-238-2033, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Huck International, Inc (CAGE 17446) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-238-2033 |
| Primary Part Number | 143739-217 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Huck International, Inc |
| 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 |
|---|---|
| 143739-217 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| 143739-217 | 5/1 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| 143739-217 | 5/9 Secondary reference U.S. Government activity |
NSN 5331-01-238-2033 is a O-Ring, manufactured by Huck International, Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-238-2033 has 1 manufacturer part number on file: 143739-217 (Huck International, Inc).
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.