The O-Ring, cataloged under National Stock Number 5331-01-389-1486, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-389-1486 |
| Primary Part Number | 918736 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Temp Rating | -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM |
| Material Document and Classification | NAS 1613 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 9.920 INCHES MINIMUM AND 10.030 INCHES MAXIMUM IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM |
| 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 |
|---|---|
| 918736 | L3 Technologies, Inc. Div L3 Keo (USA) |
| E515 2-377 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| NAS1611-377A | 3/2 Design control — primary reference U.S. Government activity |
| NAS1613 | 3/1 Design control — primary reference U.S. Government activity |
| NAS1601-377 | 5/9 Secondary reference U.S. Government activity |
| 2-377E515-80 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5331-01-389-1486 is a O-Ring, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-389-1486 has 2 manufacturer part numbers on file: 918736 (L3 Technologies, Inc. Div L3 Keo), E515 2-377 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for 918736: Temp Rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM; Material Document and Classification: NAS 1613 ASSN STD SINGLE MATERIAL RESPONSE. 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.