The Switch,sensitive, cataloged under National Stock Number 5930-01-189-3185, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Indal Technologies Inc. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-189-3185 |
| Primary Part Number | 6538D301-1 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Indal Technologies Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Style | HOLE MOUNTED |
| Housing Height | 1.560 INCHES NOMINAL IN |
| Actuator Style | ROLLER ARM |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Length | 2.310 INCHES NOMINAL IN |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Width | 1.190 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Switch Actuating Force | 18.0 OUNCES MAXIMUM OZ |
| Switch Release Force | 3.0 OUNCES MINIMUM OZ |
| Features Provided | ACTUATOR SEAL |
| Housing Width | 1.570 INCHES NOMINAL IN |
| Actuator Roller Width | 0.190 INCHES NOMINAL IN |
| Actuator Movement | 20.0 PRETRAVEL DEGREES MAXIMUM AND 30.0 OVERTRAVEL DEGREES MAXIMUM AND 12.0 DIFFERENTIAL DEGREES MAXIMUM |
| Nonpile-Up Contact Arrangement | 1 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 480.0 AC AND 230.0 DC |
| Terminal Type and Quantity | 4 SCREW |
| Housing Length | 3.700 INCHES NOMINAL IN |
| Actuator Roller Diameter | 0.660 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 0.400 AMPERES RESISTIVE DC AND 10.000 AMPERES RESISTIVE AC |
| Hazardous Locations/environmental Protection | CORROSION RESISTANT |
| 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 |
|---|---|
| 6538D301-1 PRIMARY | Indal Technologies Inc (CAN) |
| Reference | Meaning |
|---|---|
| 1LS6 | 5/2 Secondary reference U.S. Government activity |
NSN 5930-01-189-3185 is a Switch,sensitive, manufactured by Indal Technologies Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-189-3185 has 1 manufacturer part number on file: 6538D301-1 (Indal Technologies Inc).
Key specifications for 6538D301-1: Overall Height: 2.094 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: HOLE MOUNTED; Housing Height: 1.560 INCHES NOMINAL IN. 20 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.