The Valve,safety Relief, cataloged under National Stock Number 4820-01-187-1975, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Snap-Tite Inc Dba Snap Tite Solenoid Valve Div. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Snap-Tite Inc Dba Snap Tite Solenoid Valve Div (CAGE 45543) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-187-1975 |
| Primary Part Number | 17023-2 ITEM 8 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Snap-Tite Inc Dba Snap Tite Solenoid Valve Div |
| 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 |
|---|---|
| 17023-2 ITEM 8 PRIMARY | Snap-Tite Inc Dba Snap Tite Solenoid Valve Div (USA) |
| 6117-2-5472-2-90-100T300 PRIMARY | Snap-Tite Inc Dba Snap Tite Solenoid Valve Div (USA) |
| Reference | Meaning |
|---|---|
| 6117-2 | 5/9 Secondary reference Snap-Tite Inc Dba Snap Tite Solenoid Valve Div |
| 5472-2-90 | C/1 Advisory reference — outside the item-of-supply concept Snap-Tite Inc Dba Snap Tite Solenoid Valve Div |
NSN 4820-01-187-1975 is a Valve,safety Relief, manufactured by Snap-Tite Inc Dba Snap Tite Solenoid Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-187-1975 has 2 manufacturer part numbers on file: 17023-2 ITEM 8 (Snap-Tite Inc Dba Snap Tite Solenoid Valve Div), 6117-2-5472-2-90-100T300 (Snap-Tite Inc Dba Snap Tite Solenoid Valve Div).
1 possible match (shared part number, not a government interchangeability claim): 7530-01-610-6874. Verify interchangeability with system specifications before substitution.
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.