The O-Ring, cataloged under National Stock Number 5331-00-514-5863, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Lord Corporation Dba Lord Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-514-5863 |
| Primary Part Number | 251535 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Lord Corporation Dba Lord Corp |
| Status | CANCELLED |
| Center Hole Diameter | 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q |
| Cross-Sectional Height | 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5331PL0831638 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 251535 PRIMARY | Lord Corporation Dba Lord Corp (USA) |
| 251535 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 3-4S451-7 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 3-4S418-7 | Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA) |
NSN 5331-00-514-5863 is a O-Ring, manufactured by Lord Corporation Dba Lord Corp, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-514-5863 has 5 cross-referenced part numbers: 5331PL0831638 (Jednolity Indeks Materialowy - Uniform Material Index), 251535 (Lord Corporation Dba Lord Corp), 251535 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 3-4S451-7 (Parker-Hannifin Corp Div O-Ring Division), 3-4S418-7 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division).
There are 2 known substitutes for 5331-00-514-5863: 5310-00-438-4103, 4730-01-285-6222. Verify interchangeability with system specifications before substitution.
Key specifications for 251535: Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN; Material: RUBBER SILICONE CLASS Q; Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-514-5863 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.