The Bushing,strain Relief,cable, cataloged under National Stock Number 5975-01-251-1337, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Heyco Inc Dba Heyco Products. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5975-01-251-1337 |
| Primary Part Number | 1240SR-7K-2 |
| Item Name | Bushing,strain Relief,cable |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Heyco Inc Dba Heyco Products |
| Status | ACTIVE |
| Accommodation Hole Width | 0.435 INCHES NOMINAL IN |
| Mounting Method | COMPRESSION |
| Style Designator | REGULAR |
| Flexibility | FLEXIBLE |
| Material | UNABLE TO DECODE |
| 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 |
|---|---|
| 1240SR-7K-2 PRIMARY | Heyco Inc Dba Heyco Products (USA) |
| Reference | Meaning |
|---|---|
| 1240SR-7K-3 | 5/9 Secondary reference Heyco Inc Dba Heyco Products |
| 835022A0601 | D/9 Drawing number reference only Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 5975-01-251-1337 is a Bushing,strain Relief,cable, manufactured by Heyco Inc Dba Heyco Products, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-251-1337 has 1 manufacturer part number on file: 1240SR-7K-2 (Heyco Inc Dba Heyco Products).
Key specifications for 1240SR-7K-2: Accommodation Hole Width: 0.435 INCHES NOMINAL IN; Mounting Method: COMPRESSION; Style Designator: REGULAR; Flexibility: FLEXIBLE. 5 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.