The Contact,electrical, cataloged under National Stock Number 5999-01-021-7037, 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 Sae International Dba Sae International. Government technical data includes 16 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5999-01-021-7037 |
| Primary Part Number | M39029/18-178 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Pin Diameter | 0.039 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-G-45204,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE CONTACT |
| Surface Treatment Document and Classification | MIL-G-45204,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| Overall Diameter | 0.074 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN |
| Precious Material | GOLD |
| Mounting Method | FORCE FIT |
| Style Designator | PIN CONTACT |
| Surface Treatment | GOLD BODY |
| Surface Treatment | GOLD CONTACT |
| Precious Material and Location | EXTERNAL SURFACE GOLD |
| Test Data Document | 81349-MIL-C-39029 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.). |
| Cable Entrance Diameter | 0.043 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY CONTACT |
| Terminal Type and Quantity | 1 CRIMP END OPPOSITE CONTACT |
| Pin Length | 0.336 INCHES NOMINAL IN |
| 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 | DN |
| Weight | 0.0100 lbs |
| Cube | 0.0012 cu ft |
| Part Number | Manufacturer |
|---|---|
| M39029/18-178 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| MILC39029-18 | 5/9 Secondary reference U.S. Government activity |
| M39029-18-20-20 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS39029/18 | 3/1 Design control — primary reference Sae International Dba Sae International |
| M39029/18-178 | 5/9 Secondary reference U.S. Government activity |
| M39029-18-20-22 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| BIN-178 | 5/1 Secondary reference Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
NSN 5999-01-021-7037 is a Contact,electrical, manufactured by Sae International Dba Sae International, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-021-7037 has 1 manufacturer part number on file: M39029/18-178 (Sae International Dba Sae International).
2 possible matches (shared part number, not a government interchangeability claim): 5999-01-026-8712, 5999-01-218-2504. Verify interchangeability with system specifications before substitution.
Key specifications for M39029/18-178: Pin Diameter: 0.039 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-G-45204,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE CONTACT; Surface Treatment Document and Classification: MIL-G-45204,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE BODY; Overall Diameter: 0.074 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN. 16 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.