The Switch,reed, cataloged under National Stock Number 5930-01-151-7917, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Pepperl & Fuchs Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-151-7917 |
| Primary Part Number | 50FR4-3-1 |
| Item Name | Switch,reed |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Pepperl & Fuchs Inc |
| Status | ACTIVE |
| Switch Actuating Force | 0.400 INCH-OUNCES NOMINAL IN |
| Switch Release Force | 0.900 INCH-OUNCES MAXIMUM IN |
| Criticality Code Justification | FEAT |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT |
| Precious Material and Location | CONTACTS RHODIUM |
| Terminal Type and Quantity | 3 WIRE LEAD |
| 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 |
|---|---|
| 50FR4-3-1 PRIMARY | Pepperl & Fuchs Inc (USA) |
| Reference | Meaning |
|---|---|
| 50FR4-3-1 | 5/9 Secondary reference U.S. Government activity |
| 021-001152-001 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
NSN 5930-01-151-7917 is a Switch,reed, manufactured by Pepperl & Fuchs Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-151-7917 has 1 manufacturer part number on file: 50FR4-3-1 (Pepperl & Fuchs Inc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-550-1187. Verify interchangeability with system specifications before substitution.
Key specifications for 50FR4-3-1: Overall Height: 0.900 INCHES NOMINAL IN; Switch Actuating Force: 0.400 INCH-OUNCES NOMINAL IN; Switch Release Force: 0.900 INCH-OUNCES MAXIMUM IN; Criticality Code Justification: FEAT. 6 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.