The Insulator,bushing, cataloged under National Stock Number 5970-01-175-2029, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mpc Products Corporation Dba Woodward Mpc, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-175-2029 |
| Primary Part Number | 299-4544-021B |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Mpc Products Corporation Dba Woodward Mpc, Inc. |
| Status | ACTIVE |
| Shank Height | 0.200 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Outside Diameter | 0.235 INCHES NOMINAL IN |
| Shank Outside Diameter | 0.220 INCHES NOMINAL IN |
| Inside Diameter | 0.187 INCHES NOMINAL IN |
| Unable to Decode | 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 |
|---|---|
| 299-4544-021B PRIMARY | Mpc Products Corporation Dba Woodward Mpc, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 299-4544-021A | 5/9 Secondary reference Mpc Products Corporation Dba Woodward Mpc, Inc. |
NSN 5970-01-175-2029 is a Insulator,bushing, manufactured by Mpc Products Corporation Dba Woodward Mpc, Inc., classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-175-2029 has 1 manufacturer part number on file: 299-4544-021B (Mpc Products Corporation Dba Woodward Mpc, Inc.).
Key specifications for 299-4544-021B: Overall Height: 0.220 INCHES NOMINAL IN; Shank Height: 0.200 INCHES NOMINAL IN; Style Designator: SHOULDER; Outside Diameter: 0.235 INCHES NOMINAL IN. 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.