The Switch,stepping, cataloged under National Stock Number 5930-00-905-9536, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-905-9536 |
| Primary Part Number | 2124979 |
| Item Name | Switch,stepping |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Contact Type | NONBRIDGING |
| Current Type | DC |
| Drive Type | INDIRECT |
| Contact Quantity Per Bank Level | 52 |
| Control Method | SELF |
| Coil Type | DRIVE |
| Operating Current Rating | 280.0 MILLIAMPERES NOMINAL |
| Mounting Method | HOLE(S) |
| Nonbridging Level Quantity | 8 |
| Magnetic Coil Quantity | 1 |
| Electrical Resistance | 100.0 OHMS NOMINAL |
| Contact Current Rating | 3.0 AMPERES |
| Bank Level Quantity | 8 |
| Mounting Configuration | 2 MTG HOLES 0.180 IN. DIA ON 0.500 IN. MTG CENTERS IN |
| Wiper Contact Quantity Per Bank Level | 8 |
| Voltage Rating | 48.0 VOLTS NOMINAL |
| Stepping Direction | BIDIRECTIONAL |
| 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 |
|---|---|
| B-372474 | Leach International Germany Gmbh (DEU) |
| 2124979 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| B-372474 | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| B-372474 | 5/9 Secondary reference Cp Clare Corp North American Sales Operations |
| B-372474 | 5/9 Secondary reference Te Connectivity Corporation |
NSN 5930-00-905-9536 is a Switch,stepping, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-905-9536 has 3 manufacturer part numbers on file: B-372474 (Leach International Germany Gmbh), 2124979 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), B-372474 (Te Connectivity Corporation).
Key specifications for 2124979: Overall Height: 3.500 INCHES NOMINAL IN; Contact Type: NONBRIDGING; Current Type: DC; Drive Type: INDIRECT. 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.