The O-Ring, cataloged under National Stock Number 5331-01-657-6849, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Ian Edgar (liverpool) Ltd, T/a Edgar Brothers. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Ian Edgar (liverpool) Ltd, T/a Edgar Brothers (CAGE KCNE3); Aquaterro (CAGE Z7Y24) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-657-6849 |
| Primary Part Number | 1700197 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Ian Edgar (liverpool) Ltd, T/a Edgar Brothers |
| 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 |
|---|---|
| 1700197 | Ian Edgar (liverpool) Ltd, T/a Edgar Brothers (GBR) |
| 1700197-R | Aquaterro (AUS) |
| Reference | Meaning |
|---|---|
| 5331PL2093779 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 1700197 | 3/9 Design control — primary reference Sig Sauer Inc. |
| 1700197-R | C/1 Advisory reference — outside the item-of-supply concept Sig Sauer Inc. |
NSN 5331-01-657-6849 is a O-Ring, manufactured by Ian Edgar (liverpool) Ltd, T/a Edgar Brothers, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-657-6849 has 2 manufacturer part numbers on file: 1700197 (Ian Edgar (liverpool) Ltd, T/a Edgar Brothers), 1700197-R (Aquaterro).
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.