The Switch,sensitive, cataloged under National Stock Number 5930-00-933-8333, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Scotsman Industries Inc Div Scotsman Ice Systems. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-933-8333 |
| Primary Part Number | 12-1644-00 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Scotsman Industries Inc Div Scotsman Ice Systems |
| Status | ACTIVE |
| Actuator Diameter | 0.306 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Body Style | HOLE MOUNTED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.000 INCHES NOMINAL IN |
| Actuator Style | ROUND |
| Mounting Method | UNTHREADED HOLE(S) |
| Switch Actuating Force | 8.0 OUNCES MAXIMUM OZ |
| Body Width | 0.640 INCHES NOMINAL IN |
| Body Height | 0.640 INCHES NOMINAL IN |
| Switch Release Force | 1.0 OUNCES MINIMUM OZ |
| Criticality Code Justification | FEAT |
| Unthreaded Mounting Hole Diameter | 0.145 INCHES NOMINAL IN |
| Body Length | 1.840 INCHES MAXIMUM IN |
| Actuator Movement | 0.050 PRETRAVEL INCHES MAXIMUM AND 0.050 OVERTRAVEL INCHES MINIMUM AND 0.005 DIFFERENTIAL INCHES MAXIMUM |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 250.0 AC |
| Terminal Type and Quantity | 2 QUICK DISCONNECT, MALE |
| Actuator Height | 0.312 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 15.000 AMPERES RESISTIVE AC |
| Actuator Free Position Height | 0.455 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 12-1644-00 PRIMARY | Scotsman Industries Inc Div Scotsman Ice Systems (USA) |
| Reference | Meaning |
|---|---|
| 12-1544 | 5/9 Secondary reference Scotsman Industries Inc Div Scotsman Ice Systems |
| 12-1644 | 5/9 Secondary reference Scotsman Industries Inc Div Scotsman Ice Systems |
| 1601-0002 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-00-933-8333 is a Switch,sensitive, manufactured by Scotsman Industries Inc Div Scotsman Ice Systems, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-933-8333 has 1 manufacturer part number on file: 12-1644-00 (Scotsman Industries Inc Div Scotsman Ice Systems).
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-174-5897, 5325-01-317-9000, 3040-01-328-6163. Verify interchangeability with system specifications before substitution.
Key specifications for 12-1644-00: Actuator Diameter: 0.306 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: HOLE MOUNTED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.000 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.