The O-Ring, cataloged under National Stock Number 5331-01-685-3478, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Industrial Technologies and Services Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Industrial Technologies and Services Llc (CAGE 76122) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-685-3478 |
| Primary Part Number | 39436 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Industrial Technologies and Services Llc |
| 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 |
|---|---|
| 39436 PRIMARY | Industrial Technologies and Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 26110 ITEM NO 2 | D/9 Drawing number reference only Industrial Technologies and Services Llc |
NSN 5331-01-685-3478 is a O-Ring, manufactured by Industrial Technologies and Services Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-685-3478 has 1 manufacturer part number on file: 39436 (Industrial Technologies and Services Llc).
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.