The O-Ring, cataloged under National Stock Number 5331-01-010-9802, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is The Gorman-Rupp Company Div Gorman-Rupp. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-010-9802 |
| Primary Part Number | S1748 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | The Gorman-Rupp Company Div Gorman-Rupp |
| Status | ACTIVE |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Center Hole Diameter | 8.945 INCHES MINIMUM AND 9.005 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| S1748 PRIMARY | The Gorman-Rupp Company Div Gorman-Rupp (USA) |
| Reference | Meaning |
|---|---|
| T3A3B-38 | 5/9 Secondary reference The Gorman-Rupp Company Div Gorman-Rupp |
| S-1748 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-010-9802 is a O-Ring, manufactured by The Gorman-Rupp Company Div Gorman-Rupp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-010-9802 has 1 manufacturer part number on file: S1748 (The Gorman-Rupp Company Div Gorman-Rupp).
1 possible match (shared part number, not a government interchangeability claim): 7310-01-458-5960. Verify interchangeability with system specifications before substitution.
Key specifications for S1748: Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Center Hole Diameter: 8.945 INCHES MINIMUM AND 9.005 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 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.