The Elbow,electrical Conduit, cataloged under National Stock Number 5975-00-727-0222, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Firestone Industrial Products Co Div of the Firestone Tire and Rubber Co. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5975-00-727-0222 |
| Primary Part Number | ELFF-450 |
| Item Name | Elbow,electrical Conduit |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Firestone Industrial Products Co Div of the Firestone Tire and Rubber Co |
| Status | ACTIVE |
| Deflection Angle | 45.0 DEGREES |
| Item Accommodated Trade Size | 0.500 INCHES SECOND END IN |
| Item Accommodated Trade Size | 0.500 INCHES FIRST END IN |
| Style Designator | PULLING-SIDE OPENING |
| Leg End to Plane of Bend Distance | 1.187 INCHES NOMINAL FIRST END IN |
| Leg End to Plane of Bend Distance | 1.187 INCHES NOMINAL SECOND END IN |
| Surface Treatment | ZINC |
| Conduit Type Accommodated | RIGID METALLIC THICKWALL SECOND END |
| Conduit Type Accommodated | RIGID METALLIC THICKWALL FIRST END |
| Material | IRON ALLOY |
| End Type | INTERNAL THREAD SECOND END |
| End Type | INTERNAL THREAD FIRST END |
| Hazardous Locations/environmental Protection | EXPLOSION PROOF NEC CL.I, GP.BCD;CL.II, GP.EFG;CL.III |
| 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 |
|---|---|
| ELFF-450 | Firestone Industrial Products Co Div of the Firestone Tire and Rubber Co (USA) |
| Reference | Meaning |
|---|---|
| EL1 | 3/9 Design control — primary reference Crouse-Hinds Co |
NSN 5975-00-727-0222 is a Elbow,electrical Conduit, manufactured by Firestone Industrial Products Co Div of the Firestone Tire and Rubber Co, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-00-727-0222 has 1 manufacturer part number on file: ELFF-450 (Firestone Industrial Products Co Div of the Firestone Tire and Rubber Co).
5 possible matches (shared part number, not a government interchangeability claim): 5920-00-802-0666, 6740-00-893-3608, 5935-01-030-8763. Verify interchangeability with system specifications before substitution.
Key specifications for ELFF-450: Deflection Angle: 45.0 DEGREES; Item Accommodated Trade Size: 0.500 INCHES SECOND END IN; Item Accommodated Trade Size: 0.500 INCHES FIRST END IN; Style Designator: PULLING-SIDE OPENING. 13 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.