PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40231Contact,electrical

Wellington Development Corporation · NSN 5999-00-341-7631 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-341-7631 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-341-7631. Primary manufacturer part number: 40231.
Features
  • Contact,electrical — FSC 5999
  • 1 verified cross-reference
  • Primary manufacturer: Wellington Development Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-341-7631, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Wellington Development Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameContact,electrical
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersWellington Development Corporation (CAGE 27790)
Technical Specifications
ParameterValue
NSN5999-00-341-7631
Primary Part Number40231
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerWellington Development Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 12
5961-00-052-2792 INTERCHANGEABLE
Transistor
5342-00-097-65576002-951 INTERCHANGEABLE
Lever,function
Raytheon Company Div Rmd Strategic
5930-00-110-765040231 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
4820-00-389-846840231 INTERCHANGEABLE
Valve,globe
Northrop Grumman Systems Corporation Div Marine Systems
5945-00-660-6240P26B11H6AS INTERCHANGEABLE
Relay,electromagnetic
Dri Relays Inc. Dba Dri Relays Inc
5950-00-693-4694T54110 INTERCHANGEABLE
Transformer,power
Thordarson Inc
5305-00-693-705040231 INTERCHANGEABLE
Thumbscrew
Dialogic Corp Dba Dialogic Fasteners
6105-00-875-702840231 INTERCHANGEABLE
Stator Assy,motor
Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc
5950-00-944-2948 INTERCHANGEABLE
Transformer,radio Frequency
6105-01-184-520040231 INTERCHANGEABLE
Rotor Assy
Kollmorgen Corp
Cross-Reference Index
Part NumberManufacturer
40231 Wellington Development Corporation (USA)
Related Parts
5961-00-052-2792INTERCHANGEABLE
TRANSISTOR
5342-00-097-6557INTERCHANGEABLE
LEVER,FUNCTION
6002-951
5930-00-110-7650INTERCHANGEABLE
SWITCH,FLOW
40231
4820-00-389-8468INTERCHANGEABLE
VALVE,GLOBE
40231
5945-00-660-6240INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
P26B11H6AS
5950-00-693-4694INTERCHANGEABLE
TRANSFORMER,POWER
T54110
5305-00-693-7050INTERCHANGEABLE
THUMBSCREW
40231
6105-00-875-7028INTERCHANGEABLE
STATOR ASSY,MOTOR
40231
5950-00-944-2948INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
6105-01-184-5200INTERCHANGEABLE
ROTOR ASSY
40231
5962-01-225-6758INTERCHANGEABLE
MICROCIRCUIT,MEMORY
40231
6105-01-232-1092INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
N5411

Frequently Asked Questions

What is NSN 5999-00-341-7631?

NSN 5999-00-341-7631 is a Contact,electrical, manufactured by Wellington Development Corporation, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-341-7631?

NSN 5999-00-341-7631 has 1 cross-referenced part number: 40231 (Wellington Development Corporation).

What NSN replaces 5999-00-341-7631?

There are 12 known substitutes for 5999-00-341-7631: 5961-00-052-2792, 5342-00-097-6557, 5930-00-110-7650 and 9 more. Verify interchangeability with system specifications before substitution.

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