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B40144 — SWITCH,LEVER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

B40144: SWITCH,LEVER.

The SWITCH,LEVER is a the manufacturer industrial component. Key specifications include inclosure_type: UNINCLOSED, nominal_thread_size: 0.190 INCHES IN, thread_quantity_per_inch: 32, thread_series_designator: UNF, terminal_type_and_quantity: 12 TAB, SOLDER LUG, pile-up_contact_form_arrangement: 2C SECOND POSITION. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-256-2949, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
B40144
NSN: 5930-00-256-2949
NIINs: 002562949, 013306778
FSC: 5930 — Switches
CAGE: 72217 — TELEPHONE COMPANY OF AMERICA INCORPORATED (USA)
SPECIFICATIONS
inclosure_typeUNINCLOSED
nominal_thread_size0.190 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNF
terminal_type_and_quantity12 TAB, SOLDER LUG
pile-up_contact_form_arrangement2C SECOND POSITION
hazardous_locations/environmental_protectionWEATHERPROOF
NSN5930-00-256-2949
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,LEVER TITLE COMPONENT PN B40144 MFR SWITCH,LEVER
KEY FEATURES
•
PILE-UP CONTACT FORM ARRANGEMENT: 2C FIRST POSITION
•
INCLOSURE TYPE: UNINCLOSED
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
TERMINAL TYPE AND QUANTITY: 12 TAB, SOLDER LUG
•
THREAD SERIES DESIGNATOR: UNF
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: WEATHERPROOF
TECHNICAL CHARACTERISTICS
PILE-UP CONTACT FORM ARRANGEMENT2C FIRST POSITION
PILE-UP CONTACT FORM ARRANGEMENT2C SECOND POSITION
INCLOSURE TYPEUNINCLOSED
NOMINAL THREAD SIZE0.190 INCHES IN
THREAD QUANTITY PER INCH32
TERMINAL TYPE AND QUANTITY12 TAB, SOLDER LUG
THREAD SERIES DESIGNATORUNF
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONWEATHERPROOF
SUBSTITUTES & CROSS-REFERENCES 5
C1GReference document
Same NSN cross-reference
Reference document — Secondary reference
D162975-2C2CCONTACTLOCKINGReference document
Same NSN cross-reference
Reference document — Secondary reference
D162975GReference document
Same NSN cross-reference
Reference document — Secondary reference
D162975Reference document
Same NSN cross-reference
Reference document — Secondary reference
D162975-2C2CC0NTACTL0CKINGReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B40144?
B40144 is a SWITCH,LEVER.
What parts can replace B40144?
There are 5 known substitutes for B40144: C1G, D162975-2C2CCONTACTLOCKING, D162975G and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B40144?
B40144 is cataloged in the U.S. Government catalog under NSN 5930-00-256-2949. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.