The O-Ring, cataloged under National Stock Number 5331-01-667-7393, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Evac North America Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Herborner Pumpenfabrik J. H. Hoffmann Gmbh & Co. Kg (CAGE D1995); Evac North America Inc (CAGE 47WD8) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-667-7393 |
| Primary Part Number | 5600263-008 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Evac North America Inc |
| 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 |
|---|---|
| 82.2P.00.00 | Herborner Pumpenfabrik J. H. Hoffmann Gmbh & Co. Kg (DEU) |
| 5600263-008 PRIMARY | Evac North America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5600263 ITEM 412.2 | 5/1 Secondary reference Evac North America Inc |
| 5600263 | D/9 Drawing number reference only Evac North America Inc |
NSN 5331-01-667-7393 is a O-Ring, manufactured by Evac North America Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-667-7393 has 2 manufacturer part numbers on file: 82.2P.00.00 (Herborner Pumpenfabrik J. H. Hoffmann Gmbh & Co. Kg), 5600263-008 (Evac North America Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5365-01-667-7400, 5340-01-686-9524, 5315-01-687-8050. Verify interchangeability with system specifications before substitution.
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.