The Cock,drain, cataloged under National Stock Number 4820-00-540-1152, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Clary Corp Dba Clary Corp Div Clary Corporation. 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 | 4820-00-540-1152 |
| Primary Part Number | 70B1142-56 |
| Item Name | Cock,drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Clary Corp Dba Clary Corp Div Clary Corporation |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Nominal Outside Diameter Hose Accommodated | 0.375 INCHES ALL ENDS IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Style Designator | STRAIGHT THRU |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Thread Class | 3A FIRST END A |
| Thread Quantity Per Inch | 18 FIRST END |
| Material | ALUMINUM ALLOY BODY |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| 70B1142-56 PRIMARY | Clary Corp Dba Clary Corp Div Clary Corporation (USA) |
NSN 4820-00-540-1152 is a Cock,drain, manufactured by Clary Corp Dba Clary Corp Div Clary Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-540-1152 has 1 manufacturer part number on file: 70B1142-56 (Clary Corp Dba Clary Corp Div Clary Corporation).
Key specifications for 70B1142-56: Flow Control Device: DISK; Nominal Outside Diameter Hose Accommodated: 0.375 INCHES ALL ENDS IN; Connection Type: THREADED EXTERNAL TUBE FIRST END; Connection Type: UNTHREADED EXTERNAL HOSE SECOND END. 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.