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Technical Data Sheet
PartsTable / COMPONENT / 6751-00
6751-00 ✓ 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 PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include diameter: 0.0622 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN, material: STEEL OVERALL, overall_length: 0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN, undercut_width: 0.026 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN, first_end_style: RADIUS, effective_length: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM 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 5315-00-141-6254, 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
6751-00
NSN: 5315-00-141-6254
FSC: 5315
CAGE: 53655 — AVOX SYSTEMS INC DBA AVOX SYSTEMS INC (USA)
SPECIFICATIONS
diameter0.0622 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN
materialSTEEL OVERALL
overall_length0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
undercut_width0.026 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
first_end_styleRADIUS
effective_length0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
style_designatorGROOVE
surface_treatmentCADMIUM OVERALL
undercut_diameter0.0472 INCHES MINIMUM AND 0.0528 INCHES MAXIMUM IN
first_end_locationBOTH ENDS
first_end_corner_radius0.016 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-141-6254
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6751-00 · 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
•
FIRST END LOCATION: BOTH ENDS
•
FIRST END CORNER RADIUS: 0.016 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
UNDERCUT DIAMETER: 0.0472 INCHES MINIMUM AND 0.0528 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
UNDERCUT WIDTH: 0.026 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
•
DIAMETER: 0.0622 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END LOCATIONBOTH ENDS
FIRST END CORNER RADIUS0.016 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
UNDERCUT DIAMETER0.0472 INCHES MINIMUM AND 0.0528 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
UNDERCUT WIDTH0.026 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
OVERALL LENGTH0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN
DIAMETER0.0622 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN
EFFECTIVE LENGTH0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
FIRST END STYLERADIUS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
712099-128Interchangeable
interchangeable cross-reference
interchangeable
6751Interchangeable
interchangeable cross-reference
interchangeable
526892-1Interchangeable
interchangeable cross-reference
interchangeable
MR1600WHInterchangeable
interchangeable cross-reference
interchangeable
A-A-1916Interchangeable
interchangeable cross-reference
interchangeable
UU-T-81Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6751-00?
6751-00 is a PIN,GROOVED,HEADLESS.
What parts can replace 6751-00?
There are 12 known substitutes for 6751-00: 712099-128, 6751, 526892-1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6751-00?
6751-00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-141-6254. 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