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Technical Data Sheet
PartsTable / MOUNT,RESILIENT,WEAPON SYSTEM / 1770842
1770842 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The FAIRLEAD,BLOCK is a the manufacturer industrial component. Key specifications include material: ASBESTOS OVERALL, hole_diameter: 0.190 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 2.500 INCHES NOMINAL IN, overall_length: 2.500 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, aperture_diameter: 2.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5342-00-025-5433, 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
1770842
NSN: 5342-00-025-5433
FSC: 5342 — MOUNT,RESILIENT,WEAPON SYSTEM
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialASBESTOS OVERALL
hole_diameter0.190 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width2.500 INCHES NOMINAL IN
overall_length2.500 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
aperture_diameter2.000 INCHES NOMINAL IN
bolt_hole_quantity4
outside_corner_radius0.250 INCHES NOMINAL IN
cross-sectional_thickness0.010 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
outside_edge_to_bolt_hole_center_distance_along_width0.280 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.280 INCHES NOMINAL IN
NSN5342-00-025-5433
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FAIRLEAD,BLOCK TITLE COMPONENT PN 1770842 MFR FAIRLEAD,BLOCK
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESPHENOLIC RESIN, L-P509;1.460 IN LG, 1.170 IN WD, 0.125 IN THK IN
END ITEM IDENTIFICATIONACFT MODEL T-33
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
41-616Interchangeable
interchangeable cross-reference
interchangeable
1770842Interchangeable
interchangeable cross-reference
interchangeable
FD41-616Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1770842?
1770842 is a FAIRLEAD,BLOCK.
What parts can replace 1770842?
There are 3 known substitutes for 1770842: 41-616, 1770842, FD41-616. Substitute compatibility should be verified for your specific system.
What is the NSN for 1770842?
1770842 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5342-00-025-5433. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026