The Switch,sensitive, cataloged under National Stock Number 5930-01-159-5781, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-159-5781 |
| Primary Part Number | 77C718093P2 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Style | HOLE MOUNTED |
| Housing Height | 1.780 INCHES NOMINAL IN |
| Actuator Style | ROLLER ARM |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Length | 2.340 INCHES NOMINAL IN |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Width | 1.160 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Switch Actuating Force | 64.0 INCH-OUNCES MAXIMUM IN |
| Actuator Length | 1.500 INCHES NOMINAL IN |
| Housing Width | 1.880 INCHES NOMINAL IN |
| Actuator Roller Width | 0.250 INCHES NOMINAL IN |
| Actuator Movement | 15.0 PRETRAVEL DEGREES MAXIMUM AND 60.0 OVERTRAVEL DEGREES MINIMUM AND 7.0 DIFFERENTIAL DEGREES MINIMUM |
| Nonpile-Up Contact Arrangement | 2 POLE, DOUBLE THROW, DOUBLE BREAK/DOUBLE MAKE, PERMANENT JUMPER, ONE POSITION MOMENTARY SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 600.0 AC AND 240.0 DC |
| Terminal Type and Quantity | 8 SCREW |
| Housing Length | 4.690 INCHES NOMINAL IN |
| Actuator Roller Diameter | 0.750 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 400.000 MILLIAMPERES RESISTIVE DC AND 150.000 MILLIAMPERES INDUCTIVE DC AND 600.000 MILLIAMPERES RESISTIVE AC |
| Hazardous Locations/environmental Protection | MOISTURE 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 |
|---|---|
| 77C718093P2 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| LSYAB4L-1B | Satair A/s (DNK) |
| 77C718093P002 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| LSYAB4L-1B | 5/2 Secondary reference U.S. Government activity |
NSN 5930-01-159-5781 is a Switch,sensitive, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-159-5781 has 3 manufacturer part numbers on file: 77C718093P2 (Lockheed Martin Corporation Div Rms), LSYAB4L-1B (Satair A/s), 77C718093P002 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C718093P2: Overall Height: 2.590 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: HOLE MOUNTED; Housing Height: 1.780 INCHES NOMINAL IN. 19 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.