The Valve,safety Relief, cataloged under National Stock Number 4820-01-444-4173, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Auto Crane Company. Government technical data includes 3 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 | 4820-01-444-4173 |
| Primary Part Number | 750105 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Auto Crane Company |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | OIL, HYDRAULIC SINGLE RESPONSE |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| 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 |
|---|---|
| 750105 PRIMARY | Auto Crane Company (USA) |
NSN 4820-01-444-4173 is a Valve,safety Relief, manufactured by Auto Crane Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-444-4173 has 1 manufacturer part number on file: 750105 (Auto Crane Company).
Key specifications for 750105: Style Designator: STRAIGHT THRU; Special Features: USED ON LE-11 SUB ASSEMBLY AW-751004; Media for Which Designed: OIL, HYDRAULIC SINGLE RESPONSE; Valve Operation Method: AUTOMATIC OR MANUAL. 3 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.