The Contact,electrical, cataloged under National Stock Number 5999-01-151-2720, 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 Teradyne, Inc. Dba Teradyne Div Assembly Test Division. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-151-2720 |
| Primary Part Number | SM-A-742472-21 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Teradyne, Inc. Dba Teradyne Div Assembly Test Division |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-14550 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-G-45204 MIL SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT |
| Precious Material | GOLD |
| Mounting Method | TERMINAL |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Surface Treatment | COPPER AND GOLD BODY AND CONTACT |
| Precious Material and Location | BODY AND CONTACT SURFACES GOLD |
| Material | PLASTIC BODY INSULATION |
| Material | METAL BODY AND 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 | X |
| Part Number | Manufacturer |
|---|---|
| SM-A-742472-21 | Teradyne, Inc. Dba Teradyne Div Assembly Test Division (USA) |
| SM-A-742472-21 | General Dynamics Mission Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SM-A-742472-21 | 5/9 Secondary reference Abelconn Llc |
| SM-A-742472-21 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-01-151-2720 is a Contact,electrical, manufactured by Teradyne, Inc. Dba Teradyne Div Assembly Test Division, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-151-2720 has 2 manufacturer part numbers on file: SM-A-742472-21 (Teradyne, Inc. Dba Teradyne Div Assembly Test Division), SM-A-742472-21 (General Dynamics Mission Systems, Inc.).
Key specifications for SM-A-742472-21: Surface Treatment Document and Classification: MIL-C-14550 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-G-45204 MIL SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT; Precious Material: GOLD; Mounting Method: TERMINAL; Precious Material and Weight: 0.005 GOLD GRAINS, TROY. 8 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.