The Nipple,electrical Conduit, cataloged under National Stock Number 5975-01-440-4550, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-440-4550 |
| Primary Part Number | 1.250 TRADE SIZE |
| Item Name | Nipple,electrical Conduit |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Length | 1.625 INCHES NOMINAL IN |
| Style Designator | CLOSE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 1.250 TRADE SIZE PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 1741AS731-4 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 1741AS731 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 1.250 TRADE SIZE | 5/9 Secondary reference Graybar Electric Company, Inc. |
NSN 5975-01-440-4550 is a Nipple,electrical Conduit, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-440-4550 has 1 manufacturer part number on file: 1.250 TRADE SIZE (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 1.250 TRADE SIZE: Length: 1.625 INCHES NOMINAL IN; Style Designator: CLOSE; Special Features: THREAD SIZE IS 1.250 NPT; Material: STEEL OVERALL. 3 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.