The Switch,rotary, cataloged under National Stock Number 5930-01-672-7538, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Esco Maritime Solutions Ltd.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-672-7538 |
| Primary Part Number | 102273 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Esco Maritime Solutions Ltd. |
| Status | ACTIVE |
| Overall Diameter | 25.4 MILLIMETERS NOMINAL MM |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| 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 |
|---|---|
| 102273 | Esco Maritime Solutions Ltd. (GBR) |
| Reference | Meaning |
|---|---|
| 44HS45-11-1-07N | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-672-7538 is a Switch,rotary, manufactured by Esco Maritime Solutions Ltd., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-672-7538 has 1 manufacturer part number on file: 102273 (Esco Maritime Solutions Ltd.).
1 possible match (shared part number, not a government interchangeability claim): 5307-01-727-1750. Verify interchangeability with system specifications before substitution.
Key specifications for 102273: Overall Diameter: 25.4 MILLIMETERS NOMINAL MM; Style Designator: TAP, CIRCULAR, BUSHING MOUNT; Special Features: CONTACT RESISTANCE IS 50 MILLIOHMS MAXIMUM; 1 POLE, 7 POSITIONS PER POLE; NON-SHORTING; ANGLE OF THROW IS 45 DEGREES; 11 DECKS;; Part Name Assigned by Controlling Agency: SINGLE SHAFT SWITCH. 2 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.