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Technical Data Sheet
H643-1901-F40 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The REGISTER,AIR is a the manufacturer industrial component. Key specifications include shape: SQUARE, material: STEEL CORROSION RESISTING, overall_width: 6.000 INCHES NOMINAL IN, overall_length: 6.000 INCHES NOMINAL IN, frame_removability: ANY ACCEPTABLE, end_item_identification: LOS ANGELES CLASS SSN (688); VENTILATION - CREWS MESS & DRY PROVISIONS; MODULE CONTROL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-01-504-9528, 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
H643-1901-F40
NSN: 4520-01-504-9528
FSC: 4520
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
shapeSQUARE
materialSTEEL CORROSION RESISTING
overall_width6.000 INCHES NOMINAL IN
overall_length6.000 INCHES NOMINAL IN
grille_quantity1
frame_removabilityANY ACCEPTABLE
end_item_identificationLOS ANGELES CLASS SSN (688); VENTILATION - CREWS MESS & DRY PROVISIONS; MODULE CONTROL
deflector_blade_operating_methodANY ACCEPTABLE
blade_vertical_surface_axis_positionANY ACCEPTABLE
part_name_assigned_by_controlling_agencyDIFFUSER, RECTANGULAR, T-14 VENTILATION
NSN4520-01-504-9528
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REGISTER,AIR TITLE COMPONENT PN H643-1901-F40 MFR REGISTER,AIR
KEY FEATURES
MATERIAL: STEEL CORROSION RESISTING
SHAPE: SQUARE
GRILLE QUANTITY: 1
DEFLECTOR BLADE OPERATING METHOD: ANY ACCEPTABLE
FRAME REMOVABILITY: ANY ACCEPTABLE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH6.000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONLOS ANGELES CLASS SSN (688); VENTILATION - CREWS MESS & DRY PROVISIONS; MODULE CONTROL
MATERIALSTEEL CORROSION RESISTING
SHAPESQUARE
PART NAME ASSIGNED BY CONTROLLING AGENCYDIFFUSER, RECTANGULAR, T-14 VENTILATION
GRILLE QUANTITY1
DEFLECTOR BLADE OPERATING METHODANY ACCEPTABLE
FRAME REMOVABILITYANY ACCEPTABLE
BLADE VERTICAL SURFACE AXIS POSITIONANY ACCEPTABLE
OVERALL WIDTH6.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
14-050-120Interchangeable
interchangeable cross-reference
interchangeable
RC22Interchangeable
interchangeable cross-reference
interchangeable
14-050-124Interchangeable
interchangeable cross-reference
interchangeable
K714Interchangeable
interchangeable cross-reference
interchangeable
51028Interchangeable
interchangeable cross-reference
interchangeable
PM-32Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H643-1901-F40?
H643-1901-F40 is a REGISTER,AIR.
What parts can replace H643-1901-F40?
There are 15 known substitutes for H643-1901-F40: 14-050-120, RC22, 14-050-124 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H643-1901-F40?
H643-1901-F40 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-01-504-9528. This indicates validated use in U.S. government and defense supply chains.
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