The Switch,toggle, cataloged under National Stock Number 5930-01-137-0011, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-137-0011 |
| Primary Part Number | TT21NG-PC-1 DPDT |
| Item Name | Switch,toggle |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Bushing Length | 0.220 INCHES NOMINAL IN |
| Actuator Diameter | 0.100 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Body Style | BUSHING MOUNT |
| Actuator Style | ROUND |
| Mounting Method | THREADED BUSHING |
| Body Width | 0.360 INCHES NOMINAL IN |
| Body Height | 0.340 INCHES NOMINAL IN |
| Mounting Surface to Terminal End Distance | 0.470 INCHES NOMINAL IN |
| Actuator Position-Action Relationship | UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED |
| Body Length | 0.320 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 2 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Maximum Voltage Rating in Volts | 20.0 DC |
| Terminal Type and Quantity | 6 PRINTED CIRCUIT |
| Actuator Height | 0.210 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 400.000 MILLIAMPERES RESISTIVE DC |
| 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 |
|---|---|
| TT21NG-PC-1 DPDT | Te Connectivity Corporation (USA) |
| 337773 | Communications & Power Industries International Inc. Zweigniederlassung Ismaning (DEU) |
| Reference | Meaning |
|---|---|
| 2-04-S0S-SC | 5/9 Secondary reference Instrument Flight Research Inc |
| TT21NG-PC-1 DPDT | 5/9 Secondary reference U.S. Government activity |
| 2-04-S0S-NI | 5/9 Secondary reference Instrument Flight Research Inc |
| 337773 | 3/2 Design control — primary reference U.S. Government activity |
| 2-04-S0S-01 | 5/9 Secondary reference Instrument Flight Research Inc |
NSN 5930-01-137-0011 is a Switch,toggle, manufactured by Te Connectivity Corporation, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-137-0011 has 2 manufacturer part numbers on file: TT21NG-PC-1 DPDT (Te Connectivity Corporation), 337773 (Communications & Power Industries International Inc. Zweigniederlassung Ismaning).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-157-6772. Verify interchangeability with system specifications before substitution.
Key specifications for TT21NG-PC-1 DPDT: Bushing Length: 0.220 INCHES NOMINAL IN; Overall Height: 0.900 INCHES NOMINAL IN; Actuator Diameter: 0.100 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED. 17 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.