The Switch,thermostatic, cataloged under National Stock Number 5930-00-441-4736, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-441-4736 |
| Primary Part Number | 5277519 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Body Diameter | 0.362 INCHES NOMINAL IN |
| Width Across Flats | 0.938 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Mounting Method | THREADED BUSHING |
| Style Designator | CYLINDRICAL W/FLANGE |
| Temp Sensing Element Type | IMMERSION WELL |
| Body Length | 1.188 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 255.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 265.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT |
| Thread Series Designator | NPTF SINGLE THREADED BUSHING |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5277519 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 131108H1 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 131108 | 5/9 Secondary reference Komatsu American Intl Co |
| 1511506 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 1511506 | 5/9 Secondary reference General Motors Llc Dba General Motors |
| 131108H1 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 5930-00-441-4736 is a Switch,thermostatic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-441-4736 has 2 manufacturer part numbers on file: 5277519 (U S Army Tank Automotive Command Amsta-Im-Mm), 131108H1 (Komatsu America Corp.).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-143-0761, 3120-01-373-1475. Verify interchangeability with system specifications before substitution.
Key specifications for 5277519: Body Diameter: 0.362 INCHES NOMINAL IN; Width Across Flats: 0.938 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: WIRE LEAD. 13 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.