The Valve,safety Relief, cataloged under National Stock Number 4820-01-481-6296, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Paratech Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Paratech Inc (CAGE 30978) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-481-6296 |
| Primary Part Number | 22-890900G2 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Paratech Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 22-890900G2 PRIMARY | Paratech Inc (USA) |
| Reference | Meaning |
|---|---|
| 890900 | 5/9 Secondary reference Paratech Inc |
| 22-890900 | 5/9 Secondary reference Paratech Inc |
NSN 4820-01-481-6296 is a Valve,safety Relief, manufactured by Paratech Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-481-6296 has 1 manufacturer part number on file: 22-890900G2 (Paratech Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-551-7597, 5120-01-604-5440. Verify interchangeability with system specifications before substitution.
Key specifications for 22-890900G2: End Item Identification: FORWARD REPAIR SYSTEM MODEL M7 (FRS), 4940-01-463-7940. 0 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.