The Cap,electrical, cataloged under National Stock Number 5999-00-643-7634, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5999-00-643-7634 |
| Item Name | Cap,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| FSC Application Data | DETECTOR,RADIACDETECTOR,RADIAC |
| Chain | NOT INCLUDEDNOT INCLUDED |
| Mounting Method | THREADTHREAD |
| Diameter | 1.171 INCHES NOMINAL1.171 INCHES NOMINAL IN |
| Insert | NOT INCLUDEDNOT INCLUDED |
| Height | 0.406 INCHES NOMINAL0.406 INCHES NOMINAL IN |
| Thread Size | 1.171-241.171-24 |
| Surface Treatment | CADMIUMCADMIUM |
| Fastening Facility | SCREWDRIVER SLOT IN ONE ENDSCREWDRIVER SLOT IN ONE END |
| Material | COPPER ALLOY BODYCOPPER ALLOY BODY |
| Usage Design | FOR CLOSING END OF PROBEFOR CLOSING END OF PROBE |
| 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 | L |
| Reference | Meaning |
|---|---|
| 527A37 | 3/2 Design control — primary reference U.S. Government activity |
| 1004-30 | 5/9 Secondary reference Krdc Inc Dba Martin-Palmer Tool & Die Co Div |
| 1250-LX | 5/9 Secondary reference Burke Products Inc |
NSN 5999-00-643-7634 is a Cap,electrical, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5315-01-190-3965, 4320-01-307-0044, 2010-01-535-4105. Verify interchangeability with system specifications before substitution.
Key specifications for 5999-00-643-7634: FSC Application Data: DETECTOR,RADIACDETECTOR,RADIAC; Chain: NOT INCLUDEDNOT INCLUDED; Mounting Method: THREADTHREAD; Diameter: 1.171 INCHES NOMINAL1.171 INCHES NOMINAL IN. 11 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.