The Arm,torque, cataloged under National Stock Number 4820-01-281-7417, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Arm,torque |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Hunt Valve Company, Inc. (CAGE 11859) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-281-7417 |
| Primary Part Number | D2165-1 PIECE 220 |
| Item Name | Arm,torque |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| A2349 | Hunt Valve Company, Inc. (USA) |
| D2165-1 PIECE 220 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A2349 | C/1 Advisory reference — outside the item-of-supply concept P J Valves Inc |
| D2165 PIECE 220 | 5/9 Secondary reference P J Valves Inc |
| D2165-1 | D/9 Drawing number reference only P J Valves Inc |
| D2165-1 PIECE 220 | 3/9 Design control — primary reference P J Valves Inc |
NSN 4820-01-281-7417 is a Arm,torque, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-281-7417 has 2 manufacturer part numbers on file: A2349 (Hunt Valve Company, Inc.), D2165-1 PIECE 220 (Hunt Valve Company, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6640-01-293-9243. 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.
NSN 4820-01-281-7417 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.