The Contact,electrical, cataloged under National Stock Number 5999-01-182-4845, 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 The Boeing Company Div Defense. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-182-4845 |
| Primary Part Number | ST5M1557-011 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Pin Accommodation Length | 0.682 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| Overall Diameter | 0.132 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Mounting Method | FORCE FIT |
| Criticality Code Justification | FEAT |
| Style Designator | SOCKET CONTACT |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Material Document and Classification | QQ-B-626 FED SPEC 1ST MATERIAL RESPONSE AND QQ-C-530 FED SPEC 2ND MATERIAL RESPONSE BODY |
| Surface Treatment | GOLD BODY |
| Precious Material and Location | BODY SURFACES GOLD |
| Cable Entrance Diameter | 0.040 INCHES NOMINAL IN |
| Material | COPPER ALLOY AND BERYLLIUM BODY |
| Terminal Type and Quantity | 1 SOLDER WELL AXIALLY AT ONE END |
| 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 | Y |
| Unit of Issue | EA |
| Acquisition advice code | Z |
| Weight | 0.0200 lbs |
| Cube | 0.0047 cu ft |
| Part Number | Manufacturer |
|---|---|
| ST5M1557-011 PRIMARY | The Boeing Company Div Defense (USA) |
| 225790-4 | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| 10139587 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5999-01-182-4845 is a Contact,electrical, manufactured by The Boeing Company Div Defense, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-182-4845 has 2 manufacturer part numbers on file: ST5M1557-011 (The Boeing Company Div Defense), 225790-4 (Te Connectivity Corporation).
Key specifications for ST5M1557-011: Pin Accommodation Length: 0.682 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY; Overall Diameter: 0.132 INCHES NOMINAL IN; Precious Material: GOLD. 14 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.