The Mounting Base,electrical Equipme, cataloged under National Stock Number 5975-01-619-7659, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5975-01-619-7659 |
| Primary Part Number | 437-7551550 FN AY-1-140 |
| Item Name | Mounting Base,electrical Equipme |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Color | BLACK |
| Surface Treatment | ANODIZE |
| 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 |
|---|---|
| 437-7551550 FN AY-1-140 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| B673-8152 FN AY-1-140 | 5/2 Secondary reference U.S. Government activity |
| 291-27871-031 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5975-01-619-7659 is a Mounting Base,electrical Equipme, manufactured by Naval Sea Systems Command, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-619-7659 has 1 manufacturer part number on file: 437-7551550 FN AY-1-140 (Naval Sea Systems Command).
Key specifications for 437-7551550 FN AY-1-140: Color: BLACK; Surface Treatment: ANODIZE; End Item Identification: EAV TUBE SYS. 2 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.