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L51 — BOX CONNECTOR,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

L51: BOX CONNECTOR,ELECTRICAL.

The BOX CONNECTOR,ELECTRICAL is a the manufacturer industrial component. Key specifications include end_type: EXTERNAL THREAD SECOND END, material: SILVER AND TIN, case_style: SQUARE, cover_type: BLANK, head_style: FLAT CHAMFER, seal_width: 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2940-00-141-9025, 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
L51
NSN: 2940-00-141-9025
NIINs: 001419025, 001521046, 001521144, 001703623, 002919625, 007535192, 012195941, 012565016, 012768459, 015070264, 015234910, 015728072
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
CAGE: 22952 — LEE FILTER DIV OF FILTER DYNAMICS INTERNATIONAL (USA)
SPECIFICATIONS
end_typeEXTERNAL THREAD SECOND END
materialSILVER AND TIN
case_styleSQUARE
cover_typeBLANK
head_styleFLAT CHAMFER
seal_width0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
body_length48.500 INCHES NOMINAL IN
head_height0.250 INCHES NOMINAL IN
inside_depth8.438 INCHES NOMINAL IN
thread_class2A A
head_diameter0.625 INCHES NOMINAL IN
overall_width12.125 INCHES NOMINAL IN
NSN2940-00-141-9025
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BOX CONNECTOR,ELECTRICAL TITLE COMPONENT PN L51 MFR BOX CONNECTOR,ELECTRIC
SUBSTITUTES & CROSS-REFERENCES 10
219404Reference document
Same NSN cross-reference
Reference document — Secondary reference
39256CReference document
Same NSN cross-reference
Reference document — Secondary reference
PC212PReference document
Same NSN cross-reference
Reference document — Secondary reference
862836Reference document
Same NSN cross-reference
Reference document — Secondary reference
C21PReference document
Same NSN cross-reference
Reference document — Secondary reference
38218Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L51?
L51 is a BOX CONNECTOR,ELECTRICAL.
What parts can replace L51?
There are 10 known substitutes for L51: 219404, 39256C, PC212P and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L51?
L51 is cataloged in the U.S. Government catalog under NSN 2940-00-141-9025. 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.