The Valve,shut Off, cataloged under National Stock Number 4820-01-073-9924, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-073-9924 |
| Primary Part Number | D3852F4Y-HPS18 |
| Item Name | Valve,shut Off |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL 316 BODY MATERIAL; 1.875 IN. FACE TO FACE DISTANCE; 1 EA PLUG BUTTON; 1 EA NUT,LOCK; 1 EA HANDWHEEL AND INSERT; 1 EA HANDWHEEL; 1 EA INSERT; 2 EA SPACER; 1 EA ADAPTER; 2 EA WAFER; 1 EA SPINDLE,SEAT AND WASHER ASSY; 1 EA SPINDLE; 1 EA SEAT; 1 EA WASHER; 1 EA BODY; 1 EA SPACER,UPPER; 1 EA NUT,MOUNTING; 1 EA PACK- ING NUT; 5000 PSIG OPERATING PRESSURE AT 70.0 DEGREE F; 10000 PSIG PROOF PRESSURE AT 70 DEG F; 20000 PSIG BURST PRESSURE AT 70 DEGREE F; MINUS 20 DEGREE TO 250 DEGREE F OPERATING TEMP ERATURE; 0.217 IN. DIAMETER OF ORIFICE; 10 AVERAGE NUMBER OF TURNS FULL OPEN TO FULL CLOSED; 0.55 CV FACTOR-WATER AT 60 DEGREE F; 0.203 IN. FIRST CONNECTION FACE TO CENTERLINE DISTANCE; 1/4 NPT FEMALE BOTH ENDS; 3/16 IN. MAX PANEL THK; 41/64 IN. DIA PANEL HOLE; PANEL MOUNTED; FOR USE IN OXYGEN SERVICE IN |
| 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 |
|---|---|
| D3852F4Y-HPS18 PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| Reference | Meaning |
|---|---|
| D3852-F4S | 5/9 Secondary reference Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
NSN 4820-01-073-9924 is a Valve,shut Off, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-073-9924 has 1 manufacturer part number on file: D3852F4Y-HPS18 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
Key specifications for D3852F4Y-HPS18: General Characteristics Item Description: STAINLESS STEEL 316 BODY MATERIAL; 1.875 IN. FACE TO FACE DISTANCE; 1 EA PLUG BUTTON; 1 EA NUT,LOCK; 1 EA HANDWHEEL AND INSERT; 1 EA HANDWHEEL; 1 EA INSERT; 2 EA SPACER; 1 EA ADAPTER; 2 EA WAFER; 1 EA SPINDLE,SEAT AND WASHER ASSY; 1 EA SPINDLE; 1 EA SEAT; 1 EA WASHER; 1 EA BODY; 1 EA SPACER,UPPER; 1 EA NUT,MOUNTING; 1 EA PACK- ING NUT; 5000 PSIG OPERATING PRESSURE AT 70.0 DEGREE F; 10000 PSIG PROOF PRESSURE AT 70 DEG F; 20000 PSIG BURST PRESSURE AT 70 DEGREE F; MINUS 20 DEGREE TO 250 DEGREE F OPERATING TEMP ERATURE; 0.217 IN. DIAMETER OF ORIFICE; 10 AVERAGE NUMBER OF TURNS FULL OPEN TO FULL CLOSED; 0.55 CV FACTOR-WATER AT 60 DEGREE F; 0.203 IN. FIRST CONNECTION FACE TO CENTERLINE DISTANCE; 1/4 NPT FEMALE BOTH ENDS; 3/16 IN. MAX PANEL THK; 41/64 IN. DIA PANEL HOLE; PANEL MOUNTED; FOR USE IN OXYGEN SERVICE IN; End Item Identification: TRAILER ASSY,OXYGEN; BETA SYSTEMS,INC,IDENT NO. 51744. 1 specification is 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.