The O-Ring, cataloged under National Stock Number 5331-01-013-3014, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parco, Llc. Government technical data includes 6 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. 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 | 5331-01-013-3014 |
| Primary Part Number | PRP568-253-1235-70 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parco, Llc |
| Status | ACTIVE |
| Temp Rating | -80.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Outside Diameter | 5.637 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 5.336 INCHES MINIMUM AND 5.382 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 |
|---|---|
| PRP568-253-1235-70 PRIMARY | Parco, Llc (USA) |
| 20253-6 | Williams International Co., L.l.c. (USA) |
NSN 5331-01-013-3014 is a O-Ring, manufactured by Parco, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-013-3014 has 2 manufacturer part numbers on file: PRP568-253-1235-70 (Parco, Llc), 20253-6 (Williams International Co., L.l.c.).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-175-0506. Verify interchangeability with system specifications before substitution.
Key specifications for PRP568-253-1235-70: Temp Rating: -80.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Outside Diameter: 5.637 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL. 6 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.