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300-40553-4 — LATCH,LOCKING TRIGGER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

300-40553-4: LATCH,LOCKING TRIGGER.

The LATCH,LOCKING TRIGGER is a the manufacturer industrial component. Key specifications include end_item_identification: LGM-30 MINUTEMAN. This part is cataloged in the U.S.

Government catalog under NSN 1440-01-520-3114, 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
300-40553-4
NSN: 1440-01-520-3114
FSC: 1440 — Launchers, Guided Missile
CAGE: 9U449 — LOVERIDGE MACHINE & TOOL INC (USA)
SPECIFICATIONS
special_featuresTUBULAR SHAPED STAINLESS STEEL ROD WITH INDENT TO PROVID TRIGGER LATCHING FOR THE 24 INCH VENTILATION SAFETY VALVE TRIGGER MECHANISM IN
end_item_identificationLGM-30 MINUTEMAN
NSN1440-01-520-3114
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LATCH,LOCKING TRIGGER TITLE COMPONENT PN 300-40553-4 MFR LATCH,LOCKING TRIGGER
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESTUBULAR SHAPED STAINLESS STEEL ROD WITH INDENT TO PROVID TRIGGER LATCHING FOR THE 24 INCH VENTILATION SAFETY VALVE TRIGGER MECHANISM IN
END ITEM IDENTIFICATIONLGM-30 MINUTEMAN
OTHER ITEMS IN FSC 1440 — Launchers, Guided Missile
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1440-00-006-6410 1440-00-034-4210 1440-00-055-6740 1440-00-072-5945 1440-00-075-7878 1440-00-344-1590 1440-00-349-2368 1440-00-349-9202
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 300-40553-4?
300-40553-4 is a LATCH,LOCKING TRIGGER.
What is the NSN for 300-40553-4?
300-40553-4 is cataloged in the U.S. Government catalog under NSN 1440-01-520-3114. 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.