The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-059-6321, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-059-6321 |
| Primary Part Number | 4999898 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -10.000 TO 10.000 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -600.0 TO 600.0 |
| Electrical Resistance | 0.250 OHMS |
| Inclosure Type | ENCASED |
| Terminal Type | WIRE LEAD |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Body Width | 0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| Body Height | 0.310 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN |
| Temp Range of Temp Coefficient in Deg Celsius | -55.0 TO 275.0 |
| Style Designator | TERMINALS EACH END |
| Power Dissipation Rating in Watts | 5.000 FREE AIR |
| Ambient Temp at Full Rated Power | 40.0 CELSIUS DEGC |
| Body Length | 0.850 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 250.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Cubic Measure | 0.138 CUBIC INCHES |
| 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 |
|---|---|
| 4999898 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| PW5-0-25P0RM10PCT | 5/9 Secondary reference Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div |
| PW5 .25 OHMS 10PCT | 5/9 Secondary reference Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div |
| PW5 | 5/9 Secondary reference Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div |
| 4702-66-0100 | 5/9 Secondary reference Wavetek U S Inc Div of Wavetek Corp |
NSN 5905-00-059-6321 is a Resistor,fixed,wire Wound, manufactured by Kalmar AC Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-059-6321 has 1 manufacturer part number on file: 4999898 (Kalmar AC Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5905-00-892-1265, 5905-00-964-2230. Verify interchangeability with system specifications before substitution.
Key specifications for 4999898: Resistance Tolerance in Percent: -10.000 TO 10.000; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -600.0 TO 600.0; Electrical Resistance: 0.250 OHMS; Inclosure Type: ENCASED. 16 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.