The Contact,electrical, cataloged under National Stock Number 5999-01-581-1655, 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 Siemens Energy and Automation Inc Automation Products Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-581-1655 |
| Primary Part Number | 3RA1911-1AA00 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Siemens Energy and Automation Inc Automation Products Div |
| Status | ACTIVE |
| 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 | ZN |
| Weight | 1.0000 lbs |
| Cube | 0.0278 cu ft |
| Part Number | Manufacturer |
|---|---|
| 3RA1911-1AA00 PRIMARY | Siemens Energy and Automation Inc Automation Products Div (USA) |
NSN 5999-01-581-1655 is a Contact,electrical, manufactured by Siemens Energy and Automation Inc Automation Products Div, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-581-1655 has 1 manufacturer part number on file: 3RA1911-1AA00 (Siemens Energy and Automation Inc Automation Products Div).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-630-7271. Verify interchangeability with system specifications before substitution.
Key specifications for 3RA1911-1AA00: Part Name Assigned by Controlling Agency: LINK MODUE S00-S00; End Item Identification: 6115-01-572-3944. 0 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.