The Terminal,feedthru, cataloged under National Stock Number 5940-00-587-4795, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lta/d-Cemco Inc Dba D-Cemco. Government technical data includes 26 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-00-587-4795 |
| Primary Part Number | 1657-45-9 |
| Item Name | Terminal,feedthru |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Lta/d-Cemco Inc Dba D-Cemco |
| Status | ACTIVE |
| Identification Code Color | WHITE |
| Minor Bushing Length | 0.100 INCHES IN |
| Surface Treatment Document and Classification | MIL-G-45204,TYPE II MIL SPEC SINGLE TREATMENT RESPONSE CONDUCTOR ACCOMMODATION SECOND LAYER |
| Surface Treatment Document and Classification | QQ-S-365,TYPE 1,GRADE B FED SPEC SINGLE TREATMENT RESPONSE CONDUCTOR ACCOMMODATION FIRST LAYER |
| Minor Bushing Diameter | 0.125 INCHES IN |
| Precious Material | SILVER AND GOLD |
| Overall Diameter | 0.150 INCHES0.150 INCHES IN |
| Largest Diameter | 0.040 INCHES ALL ENDS IN |
| First End Terminal Length | 0.183 INCHES IN |
| Major Bushing Length | 0.040 INCHES IN |
| Material Document and Classification | MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE INSULATION |
| Material Document and Classification | MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE MOUNTING FACILITY |
| Material Document and Classification | QQ-B-626,COMP 22,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE CONDUCTOR ACCOMMODATION |
| Second End Terminal Length | 0.210 INCHES IN |
| Basic Shape Style | NONTUBULAR ROUND |
| Mounting Method Style | PRESS FIT |
| Electrical Insulation Feature | INSULATING MOUNTING BUSHING |
| Dry Flashover Voltage Rating in Volts | 3000.0 |
| Conductor Accommodation Type | PIN ALL ENDS |
| Surface Treatment | SILVER CONDUCTOR ACCOMMODATION FIRST LAYER |
| Surface Treatment | GOLD CONDUCTOR ACCOMMODATION SECOND LAYER |
| Precious Material and Location | INNER SURFACE SILVER AND OUTER SURFACE GOLD |
| Major Bushing Diameter | 0.150 INCHES IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE INSULATION |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE MOUNTING FACILITY |
| Material | COPPER ALLOY CONDUCTOR ACCOMMODATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1657-45-9 PRIMARY | Lta/d-Cemco Inc Dba D-Cemco (USA) |
| 1110-64-0319 PRIMARY | Concord Electronics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 001-1030-169 | 3/2 Design control — primary reference U.S. Government activity |
| FTSM28P16 | 5/9 Secondary reference U.S. Government activity |
| SFU27 | 5/9 Secondary reference Taurus Corp |
| 2503543-2 | 7/2 Vendor item drawing reference Honeywell International Inc. Dba Honeywell International |
NSN 5940-00-587-4795 is a Terminal,feedthru, manufactured by Lta/d-Cemco Inc Dba D-Cemco, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-00-587-4795 has 2 manufacturer part numbers on file: 1657-45-9 (Lta/d-Cemco Inc Dba D-Cemco), 1110-64-0319 (Concord Electronics, Inc.).
Key specifications for 1657-45-9: Identification Code Color: WHITE; Minor Bushing Length: 0.100 INCHES IN; Surface Treatment Document and Classification: MIL-G-45204,TYPE II MIL SPEC SINGLE TREATMENT RESPONSE CONDUCTOR ACCOMMODATION SECOND LAYER; Surface Treatment Document and Classification: QQ-S-365,TYPE 1,GRADE B FED SPEC SINGLE TREATMENT RESPONSE CONDUCTOR ACCOMMODATION FIRST LAYER. 26 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.