The Switch,push, cataloged under National Stock Number 5930-00-894-8744, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-894-8744 |
| Primary Part Number | T1BS1227D21 |
| Item Name | Switch,push |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit |
| Status | ACTIVE |
| Bushing Length | 0.267 INCHES NOMINAL IN |
| Body Diameter | 0.540 INCHES MINIMUM AND 0.593 INCHES MAXIMUM IN |
| Actuator Diameter | 0.343 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Body Style | BUSHING MOUNTED |
| Mounting Method | THREADED BUSHING |
| Nominal Thread Size | 0.375 INCHES IN |
| Body Length | 1.800 INCHES MAXIMUM IN |
| Illuminated Actuator Color | RED SINGLE ACTUATOR |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, DOUBLE MAKE, MOMENTARY ACTION SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 110.0 AC |
| Terminal Type and Quantity | 4 PIN |
| Thread Series Designator | UNEF |
| Actuator Height | 0.318 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Contact Load Current Rating at Maximum Rated Voltage | 100.000 MILLIAMPERES RESISTIVE AC |
| 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 |
|---|---|
| T1BS1227D21 | Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit (USA) |
| TIB-S-1227E-21 | Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit (USA) |
| Reference | Meaning |
|---|---|
| 908-1166-1631-526 | 5/9 Secondary reference U.S. Government activity |
| 7900496-21 | 1/2 Source control — Government-approved source U.S. Government activity |
| H26-1166-1631 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5930-00-894-8744 is a Switch,push, manufactured by Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-894-8744 has 2 manufacturer part numbers on file: T1BS1227D21 (Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit), TIB-S-1227E-21 (Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit).
Key specifications for T1BS1227D21: Bushing Length: 0.267 INCHES NOMINAL IN; Body Diameter: 0.540 INCHES MINIMUM AND 0.593 INCHES MAXIMUM IN; Actuator Diameter: 0.343 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED. 15 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.