The O-Ring, cataloged under National Stock Number 5331-01-163-2307, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Nordam Group Llc, the Div Nordam. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-163-2307 |
| Primary Part Number | 8545725 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Nordam Group Llc, the Div Nordam |
| Status | ACTIVE |
| Elongation Percentage | 125 MAXIMUM |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| 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 |
|---|---|
| 8545725 PRIMARY | Nordam Group Llc, the Div Nordam (USA) |
| Reference | Meaning |
|---|---|
| 8545725 | 5/9 Secondary reference General Motors Corp Harrison Radiator Div |
NSN 5331-01-163-2307 is a O-Ring, manufactured by Nordam Group Llc, the Div Nordam, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-163-2307 has 1 manufacturer part number on file: 8545725 (Nordam Group Llc, the Div Nordam).
Key specifications for 8545725: Elongation Percentage: 125 MAXIMUM; Material: RUBBER FLUOROCARBON CLASS FPM. 2 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.