The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-101-1838, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Prime Technology Llc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-101-1838 |
| Primary Part Number | 4H8A40001B |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Prime Technology Llc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -0.100 TO 0.100 |
| Body Diameter | 0.125 INCHES NOMINAL IN |
| Electrical Resistance | 40.000 KILOHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.050 FREE AIR |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Body Length | 0.250 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 145.0 |
| Reliability Indicator | NOT ESTABLISHED |
| 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 |
|---|---|
| 7005-40001B | Shallcross Inc (USA) |
| 4H8A40001B PRIMARY | Prime Technology Llc (USA) |
| Reference | Meaning |
|---|---|
| 122A40001B | 5/9 Secondary reference Ultronix Inc |
| 1282-40001B | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
| BH4527 | 5/1 Secondary reference U.S. Government activity |
| 4H8A40001B | 5/9 Secondary reference General Resistance Inc Sub of Prime Technology Inc |
NSN 5905-00-101-1838 is a Resistor,fixed,wire Wound, manufactured by Prime Technology Llc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-101-1838 has 2 manufacturer part numbers on file: 7005-40001B (Shallcross Inc), 4H8A40001B (Prime Technology Llc).
Key specifications for 4H8A40001B: Resistance Tolerance in Percent: -0.100 TO 0.100; Body Diameter: 0.125 INCHES NOMINAL IN; Electrical Resistance: 40.000 KILOHMS; Inclosure Type: ENCAPSULATED. 11 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.