The Contact,electrical, cataloged under National Stock Number 5999-01-331-3198, 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 Honeywell International Inc. Dba Honeywell International. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-01-331-3198 |
| Primary Part Number | 8509778-1 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-G-45204 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290 FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT |
| Overall Diameter | 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| Precious Material | GOLD |
| Mounting Method | TERMINAL |
| Style Designator | CYLINDRICAL SHAPE |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Material Document and Classification | MIL-C-39029 MIL SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT |
| Surface Treatment | GOLD AND NICKEL BODY AND CONTACT |
| Precious Material and Location | BODY AND CONTACT SURFACES GOLD |
| Material | COPPER ALLOY 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 | JN |
| Weight | 0.0010 lbs |
| Cube | 0.0039 cu ft |
| Part Number | Manufacturer |
|---|---|
| 310-08T0-547 | Tri-Star Electronics International, Inc. Dba Carlisle Interconnect Div Carlisle Interconnect Technologies (USA) |
| 21-33841-15 | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| 8509778-1 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
| Reference | Meaning |
|---|---|
| 10139690 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 21-33841-1 | C/1 Advisory reference — outside the item-of-supply concept Amphenol Corp Div Amphenol Aerospace Operations |
NSN 5999-01-331-3198 is a Contact,electrical, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-331-3198 has 3 manufacturer part numbers on file: 310-08T0-547 (Tri-Star Electronics International, Inc. Dba Carlisle Interconnect Div Carlisle Interconnect Technologies), 21-33841-15 (Amphenol Corp Div Amphenol Aerospace Operations), 8509778-1 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 8509778-1: Surface Treatment Document and Classification: MIL-G-45204 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290 FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT; Overall Diameter: 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN; Precious Material: GOLD; Mounting Method: TERMINAL. 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.