The Contact,electrical, cataloged under National Stock Number 5999-01-337-8559, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-337-8559 |
| Primary Part Number | 05A073-5 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-G-45204,TYPE 1,GRADE C,CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT |
| Overall Diameter | 0.068 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Precious Material | GOLD |
| Mounting Method | FORCE FIT |
| Style Designator | CYLINDRICAL SHAPE |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Surface Treatment | GOLD AND NICKEL BODY AND CONTACT |
| Precious Material and Location | BODY AND CONTACT SURFACES GOLD |
| 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 | JN |
| Part Number | Manufacturer |
|---|---|
| 05A073-5 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 213096-3 | Te Connectivity Corporation (USA) |
| 05A073-5 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| 317-2200-306 | Tri-Star Electronics International, Inc. Dba Carlisle Interconnect Div Carlisle Interconnect Technologies (USA) |
| 030-3638-000 | Itt Cannon Llc (USA) |
NSN 5999-01-337-8559 is a Contact,electrical, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-337-8559 has 5 manufacturer part numbers on file: 05A073-5 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), 213096-3 (Te Connectivity Corporation), 05A073-5 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), 317-2200-306 (Tri-Star Electronics International, Inc. Dba Carlisle Interconnect Div Carlisle Interconnect Technologies), 030-3638-000 (Itt Cannon Llc).
Key specifications for 05A073-5: Surface Treatment Document and Classification: MIL-G-45204,TYPE 1,GRADE C,CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT; Overall Diameter: 0.068 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Precious Material: GOLD; Mounting Method: FORCE FIT. 10 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.