The Contact,electrical, cataloged under National Stock Number 5999-01-227-8399, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5999-01-227-8399 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-N-290,CLASS 1 FED SPEC 1ST TREATMENT RESPONSE AND MIL-G-45204,TYPE II,GRADE C,CLASS 1 MIL SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT |
| Precious Material | GOLD |
| Mounting Method | FORCE FIT |
| Style Designator | POST CONTACT |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Specification/standard Data | 81349-MIL-C-28859/3 GOVERNMENT SPECIFICATION |
| Surface Treatment | NICKEL AND GOLD BODY AND CONTACT |
| Precious Material and Location | BODY AND CONTACT SURFACES GOLD |
| Pin Width | 0.025 INCHES NOMINAL IN |
| Test Data Document | 81349-MIL-C-28859 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | COPPER ALLOY BODY AND CONTACT |
| Terminal Type and Quantity | 1 PIN END OPPOSITE CONTACT |
| 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 | J |
| Weight | 0.0100 lbs |
| Cube | 0.0010 cu ft |
| Reference | Meaning |
|---|---|
| M28859/3-12 | 2/2 Government specification standardization U.S. Government activity |
| MIL-C-28859/3 | 4/1 Identification reference U.S. Government activity |
NSN 5999-01-227-8399 is a Contact,electrical, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 5999-01-264-1884, 5999-01-277-8616, 5999-01-306-5484. Verify interchangeability with system specifications before substitution.
Key specifications for 5999-01-227-8399: Overall Height: 0.040 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-N-290,CLASS 1 FED SPEC 1ST TREATMENT RESPONSE AND MIL-G-45204,TYPE II,GRADE C,CLASS 1 MIL SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT; Precious Material: GOLD; Mounting Method: FORCE FIT. 12 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.