The Light-Switch, cataloged under National Stock Number 5999-01-282-6953, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc. Government technical data includes 10 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-282-6953 |
| Primary Part Number | 6981ED172-91 |
| Item Name | Light-Switch |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 |
| Lamp Bulb Size Designator | TS159 |
| Lens Color | AMBER |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 5.500 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL IN |
| Features Provided | LAMP AND LENS |
| Switch Type | ROTARY |
| Switch Contact Arrangement | 2 POLE, DOUBLE THROW, TWO POSITIONS MOMENTARY |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| 6981ED172-91 PRIMARY | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
NSN 5999-01-282-6953 is a Light-Switch, manufactured by Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-282-6953 has 1 manufacturer part number on file: 6981ED172-91 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc).
Key specifications for 6981ED172-91: Overall Height: 3.840 INCHES NOMINAL IN; Mounting Facility Quantity: 4; Lamp Bulb Size Designator: TS159; Lens Color: AMBER. 10 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.