The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-173-8091, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 24 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-173-8091 |
| Primary Part Number | A4627 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Nonturn Device Location | AT 9 OCLOCK |
| Body Diameter | 1.125 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 1.0 KILOHMS ALL SECTIONS |
| Section Quantity | 4 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.531 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| First Flat Length | 0.344 INCHES NOMINAL IN |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, FLATTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.875 INCHES NOMINAL IN |
| Body Length | 0.562 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR ALL SECTIONS |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 ALL SECTIONS |
| Terminal Type and Quantity | 12 TAB, SOLDER LUG |
| Flat Height | 0.219 INCHES NOMINAL IN |
| Mounting Bushing Length | 0.375 INCHES NOMINAL 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 |
|---|---|
| A4627 PRIMARY | Grimes Aerospace Company (USA) |
NSN 5905-00-173-8091 is a Resistor,variable,wire Wound,non, manufactured by Grimes Aerospace Company, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-173-8091 has 1 manufacturer part number on file: A4627 (Grimes Aerospace Company).
1 possible match (shared part number, not a government interchangeability claim): 2805-00-395-7991. Verify interchangeability with system specifications before substitution.
Key specifications for A4627: Nonturn Device Location: AT 9 OCLOCK; Body Diameter: 1.125 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 1.0 KILOHMS ALL SECTIONS. 24 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.