The Insulator,bushing, cataloged under National Stock Number 5970-01-439-6889, 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 Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5970-01-439-6889 |
| Primary Part Number | 2677-170125-D140 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware |
| Status | ACTIVE |
| Shank Height | 0.125 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | PLASTIC, ACETAL, L-P-392-CANCELLED/REPLACED BY ASTM D4181 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.290 INCHES NOMINAL IN |
| Shank Outside Diameter | 0.170 INCHES NOMINAL IN |
| Inside Diameter | 0.140 INCHES NOMINAL IN |
| Material | PLASTIC ACETAL 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 |
|---|---|
| 2677-170125-D140 PRIMARY | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| Reference | Meaning |
|---|---|
| 2677-170125-D140 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
| ES9388-02 | 7/2 Vendor item drawing reference U.S. Government activity |
| ES9388-02 | 7/9 Vendor item drawing reference Drs Sustainment Systems, Inc. |
NSN 5970-01-439-6889 is a Insulator,bushing, manufactured by Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-439-6889 has 1 manufacturer part number on file: 2677-170125-D140 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware).
Key specifications for 2677-170125-D140: Overall Height: 0.171 INCHES NOMINAL IN; Shank Height: 0.125 INCHES NOMINAL IN; Style Designator: SHOULDER; Material Document and Classification: PLASTIC, ACETAL, L-P-392-CANCELLED/REPLACED BY ASTM D4181 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 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.