The Adapter,electrical Conduit, cataloged under National Stock Number 5975-01-517-1451, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5975-01-517-1451 |
| Primary Part Number | 4171-248 |
| Item Name | Adapter,electrical Conduit |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Flagg Stanley G & Co Inc Dba Flagg Brass |
| Status | ACTIVE |
| Style Designator | THREAD TO THREAD REDUCER |
| Outside Diameter | 1.250 INCHES NOMINAL SINGLE END IN |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 1.250 INCHES FIRST END IN |
| Conduit Type Accommodated | ANY ACCEPTABLE SINGLE END |
| Material | COPPER ALLOY |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | NPT FIRST 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 |
|---|---|
| 4171-248 PRIMARY | Flagg Stanley G & Co Inc Dba Flagg Brass (USA) |
| Reference | Meaning |
|---|---|
| 55867 | D/9 Drawing number reference only U.S. Government activity |
| 55867 ITEM 5 | 5/2 Secondary reference U.S. Government activity |
NSN 5975-01-517-1451 is a Adapter,electrical Conduit, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-517-1451 has 1 manufacturer part number on file: 4171-248 (Flagg Stanley G & Co Inc Dba Flagg Brass).
2 possible matches (shared part number, not a government interchangeability claim): 5950-01-539-7968, 5930-01-590-9570. Verify interchangeability with system specifications before substitution.
Key specifications for 4171-248: Style Designator: THREAD TO THREAD REDUCER; Overall Length: 1.094 INCHES NOMINAL IN; Outside Diameter: 1.250 INCHES NOMINAL SINGLE END IN; Nominal Thread Size: 0.750 INCHES SECOND END IN. 8 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.