The O-Ring, cataloged under National Stock Number 5331-01-272-0640, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Ametek Inc Schutte and Koerting Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Ametek Inc Schutte and Koerting Div (CAGE 53553) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-272-0640 |
| Primary Part Number | 53S-0022V0020 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Ametek Inc Schutte and Koerting Div |
| 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 |
|---|---|
| 53S-0022V0020 PRIMARY | Ametek Inc Schutte and Koerting Div (USA) |
| Reference | Meaning |
|---|---|
| 54-E-104 57-12-283V PART 13 | 5/9 Secondary reference Ametek Inc Schutte and Koerting Div |
NSN 5331-01-272-0640 is a O-Ring, manufactured by Ametek Inc Schutte and Koerting Div, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-272-0640 has 1 manufacturer part number on file: 53S-0022V0020 (Ametek Inc Schutte and Koerting Div).
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.