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62577 ✓ 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

FLUSH CONNECTION,URINAL-WATER CL. Key specifications include length: 12.000 INCHES NOMINAL IN, material: COPPER ALLOY, slip_nut: NOT INCLUDED, design_type: STRAIGHT, hole_diameter: 0.516 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN, heat_treatment: QUENCHED AND TEMPERED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-274-4727, 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
62577
NSN: 5310-00-274-4727
FSC: 5310
CAGE: 08645 — BRIGGS AND STRATTON CORP (USA)
SPECIFICATIONS
length12.000 INCHES NOMINAL IN
materialCOPPER ALLOY
slip_nutNOT INCLUDED
design_typeSTRAIGHT
hole_diameter0.516 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
heat_treatmentQUENCHED AND TEMPERED
inclosure_typeFULLY INCLOSED
overall_height0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
hardness_rating43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
slip_nut_washerNOT INCLUDED
nominal_diameter0.375 INCHES IN
outside_diameter1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
NSN5310-00-274-4727
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 62577 · 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: STEEL OVERALL
•
HOLE DIAMETER: 0.531 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.375 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
HOLE DIAMETER0.531 INCHES NOMINAL IN
OUTSIDE DIAMETER1.375 INCHES NOMINAL IN
OVERALL HEIGHT0.094 INCHES NOMINAL IN
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
22389Interchangeable
interchangeable cross-reference
interchangeable
DX5687Interchangeable
interchangeable cross-reference
interchangeable
1251-1912Interchangeable
interchangeable cross-reference
interchangeable
J602Interchangeable
interchangeable cross-reference
interchangeable
126B80441Interchangeable
interchangeable cross-reference
interchangeable
126-80441Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 62577?
62577 is a FLUSH CONNECTION,URINAL-WATER CL.
What parts can replace 62577?
There are 15 known substitutes for 62577: 22389, DX5687, 1251-1912 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 62577?
62577 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-274-4727. 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