The O-Ring, cataloged under National Stock Number 5331-01-271-5785, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Equispan Proactive Marketing Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-271-5785 |
| Primary Part Number | 6375192-2 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Equispan Proactive Marketing Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 3.00 MILLIMETERS NOMINAL MM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 6375192-2 | Naval Sea Systems Command (USA) |
| 6375192-2 PRIMARY | Equispan Proactive Marketing Inc (USA) |
| Reference | Meaning |
|---|---|
| SK226 | 5/9 Secondary reference Calgon Carbon Uv Technologies Llc Dba Hyde Marine |
| 102-729-0059 | C/1 Advisory reference — outside the item-of-supply concept Dowty Rfl Industries Inc |
| 100347-9000-057 | C/1 Advisory reference — outside the item-of-supply concept British Aerospace Dynamics Group Bristol Div |
| 202-729 | 5/9 Secondary reference Calgon Carbon Uv Technologies Llc Dba Hyde Marine |
NSN 5331-01-271-5785 is a O-Ring, manufactured by Equispan Proactive Marketing Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-271-5785 has 2 manufacturer part numbers on file: 6375192-2 (Naval Sea Systems Command), 6375192-2 (Equispan Proactive Marketing Inc).
Key specifications for 6375192-2: Cross-Sectional Height: 3.00 MILLIMETERS NOMINAL MM; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 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.