The Mounting Base,electrical Equipme, cataloged under National Stock Number 5975-00-522-5128, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lord Corporation Dba Lord Corp. Government technical data includes 6 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-00-522-5128 |
| Primary Part Number | BL1931-1-1 |
| Item Name | Mounting Base,electrical Equipme |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Lord Corporation Dba Lord Corp |
| Status | ACTIVE |
| FSC Application Data | ANTENNA-RECEIVER-TRANSMITTER GROUP,MISSILE TRACKING |
| Color | BLACK |
| Surface Treatment | ENAMEL |
| Material | ALUMINUM ALLOY |
| Mounting Provision | UNTHREADED HOLE |
| Vibration Mount Type | CUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BL1931-1-1 PRIMARY | Lord Corporation Dba Lord Corp (USA) |
| 136055-01 | Ge Aviation Systems Llc (USA) |
NSN 5975-00-522-5128 is a Mounting Base,electrical Equipme, manufactured by Lord Corporation Dba Lord Corp, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-00-522-5128 has 2 manufacturer part numbers on file: BL1931-1-1 (Lord Corporation Dba Lord Corp), 136055-01 (Ge Aviation Systems Llc).
1 possible match (shared part number, not a government interchangeability claim): 3130-01-653-5076. Verify interchangeability with system specifications before substitution.
Key specifications for BL1931-1-1: FSC Application Data: ANTENNA-RECEIVER-TRANSMITTER GROUP,MISSILE TRACKING; Color: BLACK; Surface Treatment: ENAMEL; Material: ALUMINUM ALLOY. 6 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.