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2642801 — MOUNT,RESILIENT,WEAPON SYSTEM

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2642801: MOUNT,RESILIENT,WEAPON SYSTEM.

The MOUNT,RESILIENT,WEAPON SYSTEM is a the manufacturer industrial component. Key specifications include height: 1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN, material: STEEL OVERALL, thread_size: 1/2-20 ALL THREADED PORTIONS, flange_width: 4.800 INCHES MINIMUM AND 4.860 INCHES MAXIMUM IN, flange_length: 4.800 INCHES MINIMUM AND 4.860 INCHES MAXIMUM IN, flange_thickness: 0.260 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5342-00-455-9754, 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
2642801
NSN: 5342-00-455-9754
FSC: 5342 — Hardware, Weapon System
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
height1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
materialSTEEL OVERALL
thread_size1/2-20 ALL THREADED PORTIONS
flange_width4.800 INCHES MINIMUM AND 4.860 INCHES MAXIMUM IN
flange_length4.800 INCHES MINIMUM AND 4.860 INCHES MAXIMUM IN
flange_thickness0.260 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
style_designatorROUND W/FLANGED BUSHING FOUR-HOLE FLANGE
surface_treatmentCHROMATE OVERALL
flange_mounting_hole_diameter0.390 INCHES NOMINAL IN
material_document_and_classificationAISI C1009 THRU C1030 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
distance_between_mounting_hole_centers3.750 INCHES NOMINAL IN
shortest_distance_between_mounting_hole_centers3.750 INCHES NOMINAL IN
NSN5342-00-455-9754
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MOUNT,RESILIENT,WEAPON SYSTEM TITLE COMPONENT PN 2642801 MFR MOUNT,RESILIENT,WEAPON
KEY FEATURES
•
FLANGE MOUNTING HOLE DIAMETER: 0.390 INCHES NOMINAL IN
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 3.750 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.260 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND W/FLANGED BUSHING FOUR-HOLE FLANGE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI C1009 THRU C1030 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FLANGE LENGTH: 4.800 INCHES MINIMUM AND 4.860 INCHES MAXIMUM IN
•
SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS: 3.750 INCHES NOMINAL IN
•
HEIGHT: 1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FLANGE MOUNTING HOLE DIAMETER0.390 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS3.750 INCHES NOMINAL IN
FLANGE THICKNESS0.260 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
STYLE DESIGNATORROUND W/FLANGED BUSHING FOUR-HOLE FLANGE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI C1009 THRU C1030 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FLANGE LENGTH4.800 INCHES MINIMUM AND 4.860 INCHES MAXIMUM IN
SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS3.750 INCHES NOMINAL IN
HEIGHT1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
THREAD SIZE1/2-20 ALL THREADED PORTIONS
SURFACE TREATMENTCHROMATE OVERALL
OTHER ITEMS IN FSC 5342 — Hardware, Weapon System
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5342-00-001-1696 5342-00-001-1972 5342-00-001-1980 5342-00-001-2492 5342-00-001-2502 5342-00-001-3915 5342-00-001-4001 5342-00-001-4655
SUBSTITUTES & CROSS-REFERENCES 3
C749-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
J7781-89Reference document
Same NSN cross-reference
Reference document — Secondary reference
BUWEPSDWG2642801Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2642801?
2642801 is a MOUNT,RESILIENT,WEAPON SYSTEM.
What parts can replace 2642801?
There are 3 known substitutes for 2642801: C749-1, J7781-89, BUWEPSDWG2642801. Substitute compatibility should be verified for your specific system.
What is the NSN for 2642801?
2642801 is cataloged in the U.S. Government catalog under NSN 5342-00-455-9754. 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.