The O-Ring, cataloged under National Stock Number 5331-01-671-6555, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Srctec, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Srctec, Llc (CAGE 4GHA7); Datwyler Sealing Solutions Usa Inc Div Datwyler Sealing Solutions Usa (CAGE 1QNE6) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-671-6555 |
| Primary Part Number | SRC2980-1 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Srctec, 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 |
|---|---|
| SRC2980-1 PRIMARY | Srctec, Llc (USA) |
| AS008-70EP PRIMARY | Datwyler Sealing Solutions Usa Inc Div Datwyler Sealing Solutions Usa (USA) |
| Reference | Meaning |
|---|---|
| SRC2980-1 | D/9 Drawing number reference only Src Inc |
NSN 5331-01-671-6555 is a O-Ring, manufactured by Srctec, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-671-6555 has 2 manufacturer part numbers on file: SRC2980-1 (Srctec, Llc), AS008-70EP (Datwyler Sealing Solutions Usa Inc Div Datwyler Sealing Solutions Usa).
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.