The Valve,selector, cataloged under National Stock Number 4820-01-161-1321, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-161-1321 |
| Primary Part Number | 70307-23909-101 |
| Item Name | Valve,selector |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| General Characteristics Item Description | SERVICE FLUIDS: PURE WATER,60/40 WATER/ISOPROPYL ALCOHOL,CLEANING AGENT B AND B3100 SPEC NO.9G850-00-181; PRESSURE: 100 PSIG RATED,200 PSIG PROOF,300 PSIG BURST; TORQUE: 5 IN-LB RUNNING,10 IN-LBMAX BREAKOUT; LEAKAGE RQMT: 0 EXT FROM 0 TO 100 PSIG,3 CC/HR MAX INT FROM 0 TO 5PSIG; TRAVEL,DETENT TO DETENT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 70307-23909-101 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 70307-23909 | 7/2 Vendor item drawing reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| 6BS102-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-161-1321 is a Valve,selector, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-161-1321 has 1 manufacturer part number on file: 70307-23909-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 70307-23909-101: General Characteristics Item Description: SERVICE FLUIDS: PURE WATER,60/40 WATER/ISOPROPYL ALCOHOL,CLEANING AGENT B AND B3100 SPEC NO.9G850-00-181; PRESSURE: 100 PSIG RATED,200 PSIG PROOF,300 PSIG BURST; TORQUE: 5 IN-LB RUNNING,10 IN-LBMAX BREAKOUT; LEAKAGE RQMT: 0 EXT FROM 0 TO 100 PSIG,3 CC/HR MAX INT FROM 0 TO 5PSIG; TRAVEL,DETENT TO DETENT IN. 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.
NSN 4820-01-161-1321 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.