The O-Ring, cataloged under National Stock Number 5331-01-513-0024, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is The Entwistle Company Llc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-513-0024 |
| Primary Part Number | 2498-2306 FIND NO 62 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.416 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN |
| Material | RUBBER BUTYL |
| 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 |
|---|---|
| 2498-2306 FIND NO 62 PRIMARY | The Entwistle Company Llc (USA) |
NSN 5331-01-513-0024 is a O-Ring, manufactured by The Entwistle Company Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-513-0024 has 1 manufacturer part number on file: 2498-2306 FIND NO 62 (The Entwistle Company Llc).
Key specifications for 2498-2306 FIND NO 62: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Special Features: BUTYL SAE AS568-205; Center Hole Diameter: 0.416 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN; End Item Identification: QUICK ACTING WEATHER TIGHT DOUBLE DOOR ASSEMBLY 2498-2306. 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.