The Insulator,bushing, cataloged under National Stock Number 5970-01-191-4812, 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 Naval Sea Systems Command. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5970-01-191-4812 |
| Primary Part Number | 5546255-1 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shank Height | 0.156 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Outside Diameter | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Shank Outside Diameter | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| Inside Diameter | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| 2675-145156-D115 | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| 5546255-1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5662-TE-145-156- | C/1 Advisory reference — outside the item-of-supply concept Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc |
| 2675-145156-D115 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
| 2675-145156-T115 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
NSN 5970-01-191-4812 is a Insulator,bushing, manufactured by Naval Sea Systems Command, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-191-4812 has 2 manufacturer part numbers on file: 2675-145156-D115 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), 5546255-1 (Naval Sea Systems Command).
Key specifications for 5546255-1: Overall Height: 0.202 INCHES NOMINAL IN; Shank Height: 0.156 INCHES NOMINAL IN; Style Designator: SHOULDER; Outside Diameter: 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM 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.