PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R4121BTerminal,lug

Electro-Term, Inc. Dba Electro Term Inc · NSN 5940-00-502-0410 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-502-0410 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-502-0410. Primary manufacturer part number: R4121B.
Features
  • Terminal,lug — FSC 5940
  • 11 verified cross-references
  • Primary manufacturer: Electro-Term, Inc. Dba Electro Term Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Terminal,lug, cataloged under National Stock Number 5940-00-502-0410, 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 Electro-Term, Inc. Dba Electro Term Inc. This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameTerminal,lug
FSC / FSG5940 — No Item Name Available (FSG 59)
ManufacturersElectro-Term, Inc. Dba Electro Term Inc (CAGE 60592); Us Army Aviation and Missile Command (CAGE 18876); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Minnesota Mining and Mfg Co 3m Company (CAGE 75037); E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales (CAGE A00AM)
Technical Specifications
ParameterValue
NSN5940-00-502-0410
Primary Part NumberR4121B
Item NameTerminal,lug
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerElectro-Term, Inc. Dba Electro Term Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-026-3448B3092 INTERCHANGEABLE
Gasket
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3030-00-246-0194 INTERCHANGEABLE
Belts,v,matched Set
5340-00-286-40841385 INTERCHANGEABLE
Bumper
Kirkhill, Inc. Dba Kirkhill Inc
4410-00-318-7435S5103-941007PC33 INTERCHANGEABLE
Box,stuffing
Naval Ship Systems Command
5330-00-349-6622B85 INTERCHANGEABLE
Gasket
Wildfire Pacific Inc
2815-00-415-5717B-3092 INTERCHANGEABLE
Lifter,valve
Cooper Machinery Services Llc
3030-00-529-0472 INTERCHANGEABLE
Belt,v
3030-00-541-4984 INTERCHANGEABLE
Belts,v,matched Set
5365-00-680-92821657047-2 INTERCHANGEABLE
Shim
Designatronics Incorporated Div Sterling Instruments Div
4130-00-683-8961B85 INTERCHANGEABLE
Filter Element,air Conditioning
Star Cases Llc Dba Zero Manufacturing
Cross-Reference Index
Part NumberManufacturer
R4121B Electro-Term, Inc. Dba Electro Term Inc (USA)
10015524-010 Us Army Aviation and Missile Command (USA)
12-Z7001-2495 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
C-01-206 Minnesota Mining and Mfg Co 3m Company (USA)
5310005020410 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
B85 Abb Installation Products Inc (USA)
R4121B Electro-Term, Inc. Dba Electro-Term/hollingsworth - Plant 1 (USA)
2533406PC16 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
M14-6R/LK Minnesota Mining and Mfg Co 3m Company (USA)
B-3092 Tattnall, County of Dba Tattnall County Sheriffs Office (USA)
M14-6R/LK 3m Company Dba 3m (USA)
Related Parts
5330-00-026-3448INTERCHANGEABLE
GASKET
B3092
3030-00-246-0194INTERCHANGEABLE
BELTS,V,MATCHED SET
5340-00-286-4084INTERCHANGEABLE
BUMPER
1385
4410-00-318-7435INTERCHANGEABLE
BOX,STUFFING
S5103-941007PC33
5330-00-349-6622INTERCHANGEABLE
GASKET
B85
2815-00-415-5717INTERCHANGEABLE
LIFTER,VALVE
B-3092
3030-00-529-0472INTERCHANGEABLE
BELT,V
3030-00-541-4984INTERCHANGEABLE
BELTS,V,MATCHED SET
5365-00-680-9282INTERCHANGEABLE
SHIM
1657047-2
4130-00-683-8961INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
B85
6685-00-835-4273INTERCHANGEABLE
CONTROL,TEMPERATURE,INDICATING
2C3D2
5915-00-899-6842INTERCHANGEABLE
FILTER,BAND PASS
941648-305

Frequently Asked Questions

What is NSN 5940-00-502-0410?

NSN 5940-00-502-0410 is a Terminal,lug, manufactured by Electro-Term, Inc. Dba Electro Term Inc, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-502-0410?

NSN 5940-00-502-0410 has 11 cross-referenced part numbers: R4121B (Electro-Term, Inc. Dba Electro Term Inc), 10015524-010 (Us Army Aviation and Missile Command), 12-Z7001-2495 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), C-01-206 (Minnesota Mining and Mfg Co 3m Company), 5310005020410 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales) and 6 more.

What NSN replaces 5940-00-502-0410?

There are 12 known substitutes for 5940-00-502-0410: 5330-00-026-3448, 3030-00-246-0194, 5340-00-286-4084 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5940-00-502-0410 still in active supply?

NSN 5940-00-502-0410 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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