The O-Ring, cataloged under National Stock Number 5331-01-337-9145, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Fluid Handling Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-337-9145 |
| Primary Part Number | 3-359-8-08-120-03 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Fluid Handling Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Center Hole Diameter | 7.870 INCHES MINIMUM AND 7.880 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE |
| 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 |
|---|---|
| 5-036-08-048-009 PIECE 6 | Fluid Handling Llc (USA) |
| 3-359-8-08-120-03 PRIMARY | Fluid Handling Llc (USA) |
| Reference | Meaning |
|---|---|
| 3-359-8-08-120-03 | 3/9 Design control — primary reference Itt Corporation Dba Itt Standard |
| 5-036-08-048-009 PIECE 6 | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
NSN 5331-01-337-9145 is a O-Ring, manufactured by Fluid Handling Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-337-9145 has 2 manufacturer part numbers on file: 5-036-08-048-009 PIECE 6 (Fluid Handling Llc), 3-359-8-08-120-03 (Fluid Handling Llc).
Key specifications for 3-359-8-08-120-03: Cross-Sectional Height: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Center Hole Diameter: 7.870 INCHES MINIMUM AND 7.880 INCHES MAXIMUM IN; Material: PLASTIC POLYTETRAFLUOROETHYLENE. 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.