The Switch,thermostatic, cataloged under National Stock Number 5930-00-929-2734, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Robertshaw Controls Co New Stanton Div. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-929-2734 |
| Primary Part Number | X9990-740 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Robertshaw Controls Co New Stanton Div |
| Status | ACTIVE |
| Contact Action Stimulus | DECREASE |
| Terminal Type | SCREW |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Bulb Length | 13.000 INCHES NOMINAL IN |
| Bulb Diameter | 0.188 INCHES NOMINAL IN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Contact Adjustment Range | +145.00 TO 550.00 ACTUATION POINT DEGREES FAHRENHEIT AND +145.00 TO 550.00 DEACTUATION POINT DEGREES FAHRENHEIT |
| Style Designator | RECTANGULAR |
| Temp Sensing Element Type | CAPILLARY TUBE-BULB |
| Contact Adjustment Type | EXTERNAL DEACTUATION POINT KNOB WITH SCALE AND EXTERNAL ACTUATION POINT KNOB WITH SCALE |
| Features Provided | CALIBRATED SCALE |
| Media for Which Designed | GAS OR LIQUID |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE AND ACTUATION POINT 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 |
|---|---|
| 5000-532 | Robertshaw Controls Co Uni-Line Div (USA) |
| X9990-740 PRIMARY | Robertshaw Controls Co New Stanton Div (USA) |
| Reference | Meaning |
|---|---|
| Z-83714 | 5/9 Secondary reference Star Manufacturing International Inc. Dba Lang Manufacturing Company |
| Z-83714 | 5/2 Secondary reference U.S. Government activity |
| Z69826-72 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-00-929-2734 is a Switch,thermostatic, manufactured by Robertshaw Controls Co New Stanton Div, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-929-2734 has 2 manufacturer part numbers on file: 5000-532 (Robertshaw Controls Co Uni-Line Div), X9990-740 (Robertshaw Controls Co New Stanton Div).
1 possible match (shared part number, not a government interchangeability claim): 5999-01-073-8815. Verify interchangeability with system specifications before substitution.
Key specifications for X9990-740: Contact Action Stimulus: DECREASE; Terminal Type: SCREW; Mounting Facility Pattern: TWO POSITION IN-LINE; Bulb Length: 13.000 INCHES NOMINAL IN. 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.