The Switch,sensitive, cataloged under National Stock Number 5930-00-401-2471, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell Regelsysteme Gmbh Geschaftsbereich Sondertechnik. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-401-2471 |
| Primary Part Number | 21SX39T |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Honeywell Regelsysteme Gmbh Geschaftsbereich Sondertechnik |
| Status | ACTIVE |
| Actuator Diameter | 0.120 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Body Style | HOLE MOUNTED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.188 INCHES NOMINAL IN |
| Actuator Style | ROUND |
| Body Width | 0.200 INCHES NOMINAL IN |
| Body Height | 0.350 INCHES NOMINAL IN |
| Body Length | 0.500 INCHES NOMINAL IN |
| Actuator Movement | 0.020 PRETRAVEL INCHES MAXIMUM AND 0.004 OVERTRAVEL INCHES MINIMUM AND 0.005 DIFFERENTIAL INCHES NOMINAL |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Terminal Type and Quantity | 3 SOLDER STUD |
| Actuator Height | 0.080 INCHES NOMINAL IN |
| Actuator Free Position Height | 0.340 INCHES NOMINAL IN |
| 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 |
|---|---|
| 21SX39T | Honeywell Regelsysteme Gmbh Geschaftsbereich Sondertechnik (DEU) |
| 21SX39T | Satair A/s (DNK) |
| 7652-243 | Recon/optical, Inc. (USA) |
| 75305M023001 | Galileo Avionica Spa (ITA) |
| 21SX39T | Honeywell (FRA) |
| Reference | Meaning |
|---|---|
| 21SX39T | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-401-2471 is a Switch,sensitive, manufactured by Honeywell Regelsysteme Gmbh Geschaftsbereich Sondertechnik, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-401-2471 has 5 manufacturer part numbers on file: 21SX39T (Honeywell Regelsysteme Gmbh Geschaftsbereich Sondertechnik), 21SX39T (Satair A/s), 7652-243 (Recon/optical, Inc.), 75305M023001 (Galileo Avionica Spa), 21SX39T (Honeywell).
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-105-2669, 5930-01-579-1759. Verify interchangeability with system specifications before substitution.
Key specifications for 21SX39T: Actuator Diameter: 0.120 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: HOLE MOUNTED; Center to Center Distance Between Mounting Facilities Parallel to Length: 0.188 INCHES NOMINAL IN. 14 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.