The O-Ring, cataloged under National Stock Number 5331-01-689-9095, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hartford Compressors Inc. 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 | 5331-01-689-9095 |
| Primary Part Number | 050133G9 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hartford Compressors Inc |
| Status | ACTIVE |
| Center Hole Diameter | 19.955 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| SX-20210714-03 | Simex Defence Inc (CAN) |
| 050133G9 PRIMARY | Hartford Compressors Inc (USA) |
NSN 5331-01-689-9095 is a O-Ring, manufactured by Hartford Compressors Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-689-9095 has 2 manufacturer part numbers on file: SX-20210714-03 (Simex Defence Inc), 050133G9 (Hartford Compressors Inc).
Key specifications for 050133G9: Special Features: 389 O-RING SIZE, 3/16 INCH THICKNESS IN; Center Hole Diameter: 19.955 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: O-RING; Material: RUBBER SYNTHETIC. 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.