The Contact Assembly,electrical, cataloged under National Stock Number 5999-01-210-8993, 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 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5999-01-210-8993 |
| Primary Part Number | 12721991-3 |
| Item Name | Contact Assembly,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Terminal Quantity | 55 |
| Terminal Type | PIN |
| Structural Design | NONSWITCHING |
| Precious Material | GOLD |
| Government Agency Controlling Contact | USA |
| Overall Thickness | 0.025 INCHES NOMINAL IN |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Contact Quantity | 55 |
| Contact Item Name Assigned by Government Agency | CONTACT ASSY |
| Precious Material and Location | PIN SURFACES GOLD |
| Contact Identifying Number Assigned by Government Agency | 12721991-3 |
| 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 | XN |
| Part Number | Manufacturer |
|---|---|
| 12721991-3 | Lockheed Martin Corp Electronics and Missiles Div (USA) |
| 12721991-3 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 1-117807-1 | 5/9 Secondary reference Te Connectivity Corporation |
NSN 5999-01-210-8993 is a Contact Assembly,electrical, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-210-8993 has 2 manufacturer part numbers on file: 12721991-3 (Lockheed Martin Corp Electronics and Missiles Div), 12721991-3 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12721991-3: Terminal Quantity: 55; Terminal Type: PIN; Structural Design: NONSWITCHING; Precious Material: GOLD. 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.