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PartsTable / COMPONENT / 5105-43H
5105-43H ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 0.437 INCHES NOMINAL IN, style_designator: FLAT INTERNAL TEETH, material_thickness: 0.031 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: NAVY SPECIAL PROJECT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-816-2716, 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
5105-43H
NSN: 5310-00-816-2716
FSC: 5310
CAGE: 07382 — ROTOR CLIP COMPANY, INC. (USA)
SPECIFICATIONS
hole_diameter0.437 INCHES NOMINAL IN
style_designatorFLAT INTERNAL TEETH
material_thickness0.031 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5310-00-816-2716
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5105-43H · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL THICKNESS: 0.031 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
HOLE DIAMETER: 0.437 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.031 INCHES NOMINAL IN
STYLE DESIGNATORFLAT INTERNAL TEETH
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
HOLE DIAMETER0.437 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
10653Interchangeable
interchangeable cross-reference
interchangeable
18501Interchangeable
interchangeable cross-reference
interchangeable
MS29512-10Interchangeable
interchangeable cross-reference
interchangeable
PRP568-01-457-60-10Interchangeable
interchangeable cross-reference
interchangeable
51634Interchangeable
interchangeable cross-reference
interchangeable
V644UInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5105-43H?
5105-43H is a WASHER,LOCK.
What parts can replace 5105-43H?
There are 10 known substitutes for 5105-43H: 10653, 18501, MS29512-10 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5105-43H?
5105-43H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-816-2716. 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