The O-Ring, cataloged under National Stock Number 5331-01-441-0010, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-441-0010 |
| Primary Part Number | J120R1 CLASS 1 SIZE 6 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Material | RUBBER POLYISOPRENE NATURAL CLASS NR AND RUBBER BUTADIENE-STYRENE CLASS SBR AND RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR |
| 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 |
|---|---|
| 2401/0605 | Jcb Hydrapower Ltd (GBR) |
| J120R1 CLASS 1 SIZE 6 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| J120R1 CLASS 1 SIZE 6 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5331-01-441-0010 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-441-0010 has 2 manufacturer part numbers on file: 2401/0605 (Jcb Hydrapower Ltd), J120R1 CLASS 1 SIZE 6 (Sae International Dba Sae International).
Key specifications for J120R1 CLASS 1 SIZE 6: Material: RUBBER POLYISOPRENE NATURAL CLASS NR AND RUBBER BUTADIENE-STYRENE CLASS SBR AND RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR. 1 specification is 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.