The Resistor,thermal, cataloged under National Stock Number 5905-01-591-5731, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Measurement Specialties Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-591-5731 |
| Primary Part Number | SP21534-3 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Measurement Specialties Inc |
| Status | ACTIVE |
| Inclosure Type | ENCAPSULATED |
| Terminal Length | 2.300 INCHES NOMINAL IN |
| Body Outside Diameter | 0.156 INCHES MAXIMUM IN |
| Style Designator | SEALED OR COATED BEAD |
| Maximum Operating Temp | 105.0 CELSIUS DEGC |
| Body Length | 0.250 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 3 WIRE LEAD |
| 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 |
|---|---|
| SP21534-3 PRIMARY | Measurement Specialties Inc (USA) |
| Reference | Meaning |
|---|---|
| 539018-3 | 5/9 Secondary reference U.S. Government activity |
| SP21534-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5905-01-591-5731 is a Resistor,thermal, manufactured by Measurement Specialties Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-591-5731 has 1 manufacturer part number on file: SP21534-3 (Measurement Specialties Inc).
Key specifications for SP21534-3: Inclosure Type: ENCAPSULATED; Terminal Length: 2.300 INCHES NOMINAL IN; Body Outside Diameter: 0.156 INCHES MAXIMUM IN; Style Designator: SEALED OR COATED BEAD. 8 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.