The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-653-1228, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 12 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 | 4820-01-653-1228 |
| Primary Part Number | 4ZK87 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Second End Relationship with First End | NOT IDENTICAL |
| First End Style Designator | PLAIN |
| Temp Rating | 125.00 FAHRENHEIT MAXIMUM DEGF |
| Valve Size | 0.25 INCHES IN |
| Manual Control Method | KNOB |
| Second End Style Designator | PLAIN |
| First End Connection Type | THREADED INTERNAL PIPE |
| Maximum Inlet Pressure Rating | ERR-060 |
| Second End Connection Type | THREADED INTERNAL PIPE |
| Thread Size and Series/type Designator | 0.25 NPT FIRST END |
| Thread Size and Series/type Designator | 0.25 NPTF SECOND END |
| Filter | INCLUDED |
| 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 |
|---|---|
| 4ZK87 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
NSN 4820-01-653-1228 is a Valve,regulating,fluid Pressure, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-653-1228 has 1 manufacturer part number on file: 4ZK87 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 4ZK87: Second End Relationship with First End: NOT IDENTICAL; First End Style Designator: PLAIN; Temp Rating: 125.00 FAHRENHEIT MAXIMUM DEGF; Overall Length: 9.95 INCHES NOMINAL IN. 12 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.