The Switch Assembly, cataloged under National Stock Number 5930-00-248-9153, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Telemechanics 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-248-9153 |
| Primary Part Number | 105638 |
| Item Name | Switch Assembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Controlling Agency | TELETYPE CORP |
| Inclosure Material | STEEL |
| Mounting Method | BASE |
| Identifying Number | 105279 PART NO. AND 73181 PART NO. |
| Switch Type | TOGGLE AND PUSH |
| Individual Switch Quantity | 2 |
| Environmental Protection | DUSTPROOF |
| Mounting Configuration | TWO MTG HOLES W/CLEARANCE FOR NO 4 SCREW SPACED 1-7/16 IN. C TO C IN |
| Special Markings | LINE BREAK AND POWER MARKED ON PANEL |
| 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 |
|---|---|
| 105638 | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| 105638 | 5/9 Secondary reference At and T Corp |
| 105638 | 5/9 Secondary reference American Telephone and Telegraph Co |
| 117178BA | 3/9 Design control — primary reference American Telephone and Telegraph Co |
| 117178BA | C/1 Advisory reference — outside the item-of-supply concept Lucent Technologies Inc Corporate Headquarters |
| 117178BA | 5/9 Secondary reference At and T Corp |
NSN 5930-00-248-9153 is a Switch Assembly, manufactured by Telemechanics Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-248-9153 has 1 manufacturer part number on file: 105638 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 3120-00-853-6142. Verify interchangeability with system specifications before substitution.
Key specifications for 105638: Overall Height: 1.688 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Controlling Agency: TELETYPE CORP; Inclosure Material: STEEL. 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.