The Terminal,feedthru, cataloged under National Stock Number 5940-00-685-8977, is classified within Federal Supply Class 5940 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lerco Div Space-Lok Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5940-00-685-8977 |
| Primary Part Number | 4020-B-1 |
| Item Name | Terminal,feedthru |
| FSC / FSG | 5940 / 59 — No Item Name Available |
| Manufacturer | Lerco Div Space-Lok Inc |
| Status | CANCELLED |
| Swage Outside Diameter | 0.182 INCHES IN |
| Precious Material | SILVER |
| Second End Terminal Length | 0.203 INCHES IN |
| Swage Depth | 0.078 INCHES IN |
| Turret Minor Diameter | 0.063 INCHES ALL ENDS IN |
| Surface Treatment | SILVER OVERALL SINGLE LAYER |
| Minor Bushing Length | 0.105 INCHES IN |
| Overall Diameter | 0.250 INCHES0.250 INCHES IN |
| Basic Shape Style | NONTUBULAR ROUND |
| Precious Material and Location | O/A EXTERNAL SURFACE SILVER |
| Precious Material and Weight | 0.040 SILVER GRAINS, TROY |
| Material | COPPER ALLOY OVERALL |
| Electrical Insulation Feature | UNINSULATED |
| Conductor Accommodation Type | SINGLE TURRET ALL ENDS |
| First End Terminal Length | 0.250 INCHES IN |
| Largest Diameter | 0.094 INCHES ALL ENDS IN |
| Mounting Method Style | SWAGE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 34310-1 | Raytheon Company Dba Raytheon (USA) |
| 1143-2 | Interconnection Products Inc (USA) |
| 4020-B-1 PRIMARY | Lerco Div Space-Lok Inc (USA) |
| 5L1473-20 | Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA) |
| 1204515-1 | Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA) |
| 1220B | Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect (USA) |
| X1143B | Interconnection Products Inc (USA) |
| 160-1143-02-01-00 | Interconnection Products Inc (USA) |
| 10-507-2-01 PRIMARY | Concord Electronics, Inc. (USA) |
| 4020B | Te Connectivity Corporation Dba Microdot Products (USA) |
NSN 5940-00-685-8977 is a Terminal,feedthru, manufactured by Lerco Div Space-Lok Inc, classified under FSC 5940 (No Item Name Available). Status: cancelled.
NSN 5940-00-685-8977 has 10 cross-referenced part numbers: 34310-1 (Raytheon Company Dba Raytheon), 1143-2 (Interconnection Products Inc), 4020-B-1 (Lerco Div Space-Lok Inc), 5L1473-20 (Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions), 1204515-1 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems) and 5 more.
There are 12 known substitutes for 5940-00-685-8977: 5905-00-057-2550, 5133-00-189-9256, 4310-00-218-4118 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4020-B-1: Swage Outside Diameter: 0.182 INCHES IN; Overall Height: 0.558 INCHES0.558 INCHES IN; Precious Material: SILVER; Second End Terminal Length: 0.203 INCHES IN. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5940-00-685-8977 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.