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Technical Data Sheet
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409B129-1 — BLOCK,SWITCH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

409B129-1: BLOCK,SWITCH.

The BLOCK,SWITCH is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: AL ALLOY PER QQ-A-20018,COMP 6061-T6; 0.312 IN. O/A THK; 0.562 IN.O/A W; 0.890 IN.

O/A LG IN. This part is cataloged in the U.S. Government catalog under NSN 1680-01-119-0673, 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
409B129-1
NSN: 1680-01-119-0673
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 17472 — EATON AEROSPACE LLC DBA EATON INOAC DIV FUEL & MOTION CONTROL SYSTEMS DIVISION (USA)
SPECIFICATIONS
general_characteristics_item_descriptionAL ALLOY PER QQ-A-20018,COMP 6061-T6; 0.312 IN. O/A THK; 0.562 IN.O/A W; 0.890 IN. O/A LG IN
NSN1680-01-119-0673
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BLOCK,SWITCH TITLE COMPONENT PN 409B129-1 MFR BLOCK,SWITCH
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: AL ALLOY PER QQ-A-20018,COMP 6061-T6; 0.312 IN. O/A THK; 0.562 IN.O/A W; 0.890 IN. O/A LG IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONAL ALLOY PER QQ-A-20018,COMP 6061-T6; 0.312 IN. O/A THK; 0.562 IN.O/A W; 0.890 IN. O/A LG IN
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-001-1736 1680-00-003-3721 1680-00-009-3782 1680-00-009-6180 1680-00-475-0002 1680-00-696-6170 1680-00-867-7158 1680-00-885-0923
SUBSTITUTES & CROSS-REFERENCES 1
10163030Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 409B129-1?
409B129-1 is a BLOCK,SWITCH.
What parts can replace 409B129-1?
There is 1 known substitute for 409B129-1: 10163030. Substitute compatibility should be verified for your specific system.
What is the NSN for 409B129-1?
409B129-1 is cataloged in the U.S. Government catalog under NSN 1680-01-119-0673. This indicates validated use in U.S. government and defense supply chains.
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