The Box Connector,electrical, cataloged under National Stock Number 5975-00-252-0197, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-00-252-0197 |
| Primary Part Number | 41E7A1-2 |
| Item Name | Box Connector,electrical |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Style Designator | PUSH-ON |
| Inside Diameter | 0.591 INCHES MINIMUM AND 0.622 INCHES MAXIMUM SINGLE END IN |
| Conduit Type Accommodated | RIGID METALLIC THICKWALL SINGLE END |
| Material | ALUMINUM |
| Furnished Items | BUSHING AND PREFORMED PACKING |
| End Type | INTERNAL THREAD SINGLE END |
| 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 |
|---|---|
| 41E7A1-2 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| STA1 | 3/2 Design control — primary reference U.S. Government activity |
| STA1 | 3/9 Design control — primary reference Cooper Crouse-Hinds, Llc Dba Wpi Salem Division |
| STA1 | 5/9 Secondary reference Myers Electric Products Inc |
| D46B | 5/9 Secondary reference Myers Electric Products Inc |
NSN 5975-00-252-0197 is a Box Connector,electrical, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-00-252-0197 has 1 manufacturer part number on file: 41E7A1-2 (Lockheed Martin Corporation Div Rotary and Mission Systems).
3 possible matches (shared part number, not a government interchangeability claim): 6760-00-356-5536, 5970-01-026-1877, 5996-01-496-0462. Verify interchangeability with system specifications before substitution.
Key specifications for 41E7A1-2: Style Designator: PUSH-ON; Inside Diameter: 0.591 INCHES MINIMUM AND 0.622 INCHES MAXIMUM SINGLE END IN; Conduit Type Accommodated: RIGID METALLIC THICKWALL SINGLE END; Material: ALUMINUM. 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.