The O-Ring, cataloged under National Stock Number 5331-01-658-3019, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kratos Antenna Solutions Corporation Div Kratos Space, Training & Cyber. Government technical data includes 4 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 | 5331-01-658-3019 |
| Primary Part Number | 10683-167 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kratos Antenna Solutions Corporation Div Kratos Space, Training & Cyber |
| Status | ACTIVE |
| Cross-Sectional Height | 0.065 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Hardness Rating | 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM |
| Center Hole Diameter | 0.408 INCHES MINIMUM AND 0.426 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q |
| 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 |
|---|---|
| 10683-167 PRIMARY | Kratos Antenna Solutions Corporation Div Kratos Space, Training & Cyber (USA) |
NSN 5331-01-658-3019 is a O-Ring, manufactured by Kratos Antenna Solutions Corporation Div Kratos Space, Training & Cyber, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-658-3019 has 1 manufacturer part number on file: 10683-167 (Kratos Antenna Solutions Corporation Div Kratos Space, Training & Cyber).
Key specifications for 10683-167: Cross-Sectional Height: 0.065 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Hardness Rating: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM; Center Hole Diameter: 0.408 INCHES MINIMUM AND 0.426 INCHES MAXIMUM IN; End Item Identification: 5895-01-627-0485. 4 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.