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Technical Data Sheet
PartsTable / COMPONENT / 761480
761480 ✓ 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 height: 0.060 INCHES NOMINAL IN, diameter: 0.312 INCHES NOMINAL IN, material: STEEL COMP 8630 OVERALL, head_style: DEE, undercut_width: 0.070 INCHES NOMINAL IN, first_end_style: SQUARE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-011-4614, 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
761480
NSN: 5310-00-011-4614
FSC: 5310
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
height0.060 INCHES NOMINAL IN
diameter0.312 INCHES NOMINAL IN
materialSTEEL COMP 8630 OVERALL
head_styleDEE
undercut_width0.070 INCHES NOMINAL IN
first_end_styleSQUARE
style_designatorGROOVE
pin_head_diameter0.500 INCHES NOMINAL IN
surface_treatmentCHROMIUM OVERALL
under_head_length0.700 INCHES NOMINAL IN
undercut_diameter0.290 INCHES NOMINAL IN
distance_from_centerline_to_flat0.156 INCHES NOMINAL IN
NSN5310-00-011-4614
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 761480 · 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
•
HOLE DIAMETER: 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: -QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
OUTSIDE DIAMETER: 0.354 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: C TYPE
•
STYLE DESIGNATOR: COUNTERSINK EXTERNAL TEETH
•
MATERIAL THICKNESS: 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION-QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
OUTSIDE DIAMETER0.354 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAC TYPE
STYLE DESIGNATORCOUNTERSINK EXTERNAL TEETH
MATERIAL THICKNESS0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
1518Interchangeable
interchangeable cross-reference
interchangeable
114617Interchangeable
interchangeable cross-reference
interchangeable
1829P536Interchangeable
interchangeable cross-reference
interchangeable
21633Interchangeable
interchangeable cross-reference
interchangeable
114618Interchangeable
interchangeable cross-reference
interchangeable
BEAX4GInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 761480?
761480 is a WASHER,LOCK.
What parts can replace 761480?
There are 22 known substitutes for 761480: 1518, 114617, 1829P536 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 761480?
761480 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-011-4614. 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