The Contact,electrical, cataloged under National Stock Number 5999-00-445-4546, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ward Leonard Ct Llc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-445-4546 |
| Primary Part Number | 1138-1-2 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Voltage Rating in Volts | 120.0 DC |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 0.320 INCHES NOMINAL IN |
| Mounting Method | THREADED STUD(S) |
| Style Designator | HEX HEAD ADJUSTABLE POINT CONTACT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL BODY AND CONTACT |
| Terminal Type and Quantity | 1 THREADED STUD AXIALLY AT ONE END |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Current Rating in Amps | 30.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | X |
| Part Number | Manufacturer |
|---|---|
| 1138-1-2 PRIMARY | Ward Leonard Ct Llc (USA) |
| 16152-9ITEM2 | Ward Leonard Ct Llc (USA) |
| 19055-2ITEM8 | Ward Leonard Ct Llc (USA) |
| 16152-9PC6 | Ward Leonard Ct Llc (USA) |
| 19055-1ITEM8 | Ward Leonard Ct Llc (USA) |
NSN 5999-00-445-4546 is a Contact,electrical, manufactured by Ward Leonard Ct Llc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-445-4546 has 5 manufacturer part numbers on file: 1138-1-2 (Ward Leonard Ct Llc), 16152-9ITEM2 (Ward Leonard Ct Llc), 19055-2ITEM8 (Ward Leonard Ct Llc), 16152-9PC6 (Ward Leonard Ct Llc), 19055-1ITEM8 (Ward Leonard Ct Llc).
1 possible match (shared part number, not a government interchangeability claim): 5342-00-465-5206. Verify interchangeability with system specifications before substitution.
Key specifications for 1138-1-2: Voltage Rating in Volts: 120.0 DC; Mounting Facility Quantity: 1; Overall Diameter: 0.320 INCHES NOMINAL IN; Mounting Method: THREADED STUD(S). 13 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.