The O-Ring, cataloged under National Stock Number 5331-01-115-8228, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Gichner Systems Group, Inc. Div C5isr Division. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-115-8228 |
| Primary Part Number | 4960142 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Gichner Systems Group, Inc. Div C5isr Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 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 |
|---|---|
| 4960142 PRIMARY | Gichner Systems Group, Inc. Div C5isr Division (USA) |
| Reference | Meaning |
|---|---|
| 4960142 | 3/9 Design control — primary reference Gichner Systems Group Inc Gichner Mobilizer Div |
NSN 5331-01-115-8228 is a O-Ring, manufactured by Gichner Systems Group, Inc. Div C5isr Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-115-8228 has 1 manufacturer part number on file: 4960142 (Gichner Systems Group, Inc. Div C5isr Division).
Key specifications for 4960142: Cross-Sectional Height: 0.125 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.