The O-Ring, cataloged under National Stock Number 5331-00-811-8915, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-811-8915 |
| Primary Part Number | 1004985-1 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.375 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 100427PC38 | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA) |
| 1004985-1 PRIMARY | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA) |
NSN 5331-00-811-8915 is a O-Ring, manufactured by Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-811-8915 has 2 manufacturer part numbers on file: 100427PC38 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), 1004985-1 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division).
Key specifications for 1004985-1: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 2 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.