PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

VL-21687Terminal,lug

Penn-Union Corp Div Penn-Union Corp · NSN 5940-00-429-7291 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-429-7291 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-429-7291. Primary manufacturer part number: VL-21687.
Features
  • Terminal,lug — FSC 5940
  • Distance From Mounting Hole Center to Mounting End: 0.531 INCHES IN
  • Material: COPPER ALLOY OVERALL
  • Mounting Hole Diameter: 0.391 INCHES IN
  • Mounting Facility Thickness: 0.281 INCHES IN
  • Mounting Method Style: STRAIGHT ONE HOLE
  • Electrical Insulation Feature: UNINSULATED
  • Conductor Accommodation Type: SINGLE SETSCREW SINGLE END
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Terminal,lug, cataloged under National Stock Number 5940-00-429-7291, 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 Penn-Union Corp Div Penn-Union Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5940-00-429-7291
Primary Part NumberVL-21687
Item NameTerminal,lug
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerPenn-Union Corp Div Penn-Union Corp
StatusCANCELLED
Distance From Mounting Hole Center to Mounting End0.531 INCHES IN
MaterialCOPPER ALLOY OVERALL
Mounting Hole Diameter0.391 INCHES IN
Mounting Facility Thickness0.281 INCHES IN
Mounting Method StyleSTRAIGHT ONE HOLE
Electrical Insulation FeatureUNINSULATED
Conductor Accommodation TypeSINGLE SETSCREW SINGLE END
Largest Width0.750 INCHES SINGLE END IN
Mounting Tongue Width1.000 INCHES IN
Maximum Conductor Size Accommodated0000 AWG
Basic Shape StyleMECHANICAL COMPRESSION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5910-00-106-5022441-1031-011 INTERCHANGEABLE
Capacitor,fixed,electrolytic
The Boeing Company Div Legacy Boeing Hb1
5935-00-149-2733 INTERCHANGEABLE
Connector,receptacle,electrical
5930-00-224-2745107393 INTERCHANGEABLE
Switch,toggle
Telemechanics Inc
5970-00-231-4322190-2570-00 INTERCHANGEABLE
Insulator,standoff
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5930-00-270-7031310-11 INTERCHANGEABLE
Switch,toggle
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
3455-00-596-516019578 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3110-00-706-2621 INTERCHANGEABLE
Bearing,shuttle Link
3030-00-794-4568 INTERCHANGEABLE
Belt,flat
3460-00-821-5908 INTERCHANGEABLE
Milling-Grinding-Drilling-Slotti
5998-00-946-3143 INTERCHANGEABLE
Electronic Components Assembly
Cross-Reference Index
Part NumberManufacturer
E40-674 Northrop Grumman Systems Corporation (USA)
31011 Graybar Electric Company, Inc. Dba Graybar Electric (USA)
VL-21687 PRIMARY Penn-Union Corp Div Penn-Union Corp (USA)
HL 21-1A PRIMARY Dossert Corp (USA)
5468-1 Frankel Connector Co Inc (USA)
GT805AM5 Northrop Grumman Systems Corporation (USA)
31011 Abb Installation Products Inc (USA)
Related Parts
5910-00-106-5022INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
441-1031-011
5935-00-149-2733INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5930-00-224-2745INTERCHANGEABLE
SWITCH,TOGGLE
107393
5970-00-231-4322INTERCHANGEABLE
INSULATOR,STANDOFF
190-2570-00
5930-00-270-7031INTERCHANGEABLE
SWITCH,TOGGLE
310-11
3455-00-596-5160INTERCHANGEABLE
REAMER,MACHINE
19578
3110-00-706-2621INTERCHANGEABLE
BEARING,SHUTTLE LINK
3030-00-794-4568INTERCHANGEABLE
BELT,FLAT
3460-00-821-5908INTERCHANGEABLE
MILLING-GRINDING-DRILLING-SLOTTI
5998-00-946-3143INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
5945-00-982-6804INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
310011
5935-01-043-0652INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5940-00-429-7291?

NSN 5940-00-429-7291 is a Terminal,lug, manufactured by Penn-Union Corp Div Penn-Union Corp, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-429-7291?

NSN 5940-00-429-7291 has 7 cross-referenced part numbers: E40-674 (Northrop Grumman Systems Corporation), 31011 (Graybar Electric Company, Inc. Dba Graybar Electric), VL-21687 (Penn-Union Corp Div Penn-Union Corp), HL 21-1A (Dossert Corp), 5468-1 (Frankel Connector Co Inc) and 2 more.

What NSN replaces 5940-00-429-7291?

There are 12 known substitutes for 5940-00-429-7291: 5910-00-106-5022, 5935-00-149-2733, 5930-00-224-2745 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of VL-21687?

Key specifications for VL-21687: Overall Length: 2.625 INCHES IN; Distance From Mounting Hole Center to Mounting End: 0.531 INCHES IN; Material: COPPER ALLOY OVERALL; Mounting Hole Diameter: 0.391 INCHES IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5940-00-429-7291 still in active supply?

NSN 5940-00-429-7291 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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