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Technical Data Sheet
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WA524 — Technical Data Sheet

✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 0.573 INCHES MINIMUM AND 0.591 INCHES MAXIMUM IN, major_thickness: 0.066 INCHES MINIMUM AND 0.070 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 5325-00-001-1567, 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
WA524
NSN: 5325-00-001-1567
FSC: 5325
CAGE: 20859 — MELLOWES CO DIV OF CHARTER MFG CO INC (USA)
SPECIFICATIONS
materialSTEEL
end_style90 DEGREE PARALLEL
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter0.573 INCHES MINIMUM AND 0.591 INCHES MAXIMUM IN
major_thickness0.066 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
outside_diameter0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
surface_treatmentZINC AND CHROMATE
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating80.8 ROCKWELL B NOMINAL
cross-sectional_shape_styleRECTANGULAR
NSN5325-00-001-1567
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: WA524 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
USAGE DESIGN: EXTERNAL
•
MATERIAL: STEEL
•
SURFACE TREATMENT: ZINC AND CHROMATE
•
OUTSIDE DIAMETER: 0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
RING STYLE: STRAIGHT GAP
•
END STYLE: 90 DEGREE PARALLEL
TECHNICAL CHARACTERISTICS (FLIS)
USAGE DESIGNEXTERNAL
MATERIALSTEEL
SURFACE TREATMENTZINC AND CHROMATE
OUTSIDE DIAMETER0.855 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
RING STYLESTRAIGHT GAP
END STYLE90 DEGREE PARALLEL
INSIDE DIAMETER0.573 INCHES MINIMUM AND 0.591 INCHES MAXIMUM IN
MATERIAL HARDNESS RATING80.8 ROCKWELL B NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
5325PL0812016Same_fsc
same_fsc cross-reference
same_fsc
4756DSame_fsc
same_fsc cross-reference
same_fsc
79801048002Same_fsc
same_fsc cross-reference
same_fsc
3585-4CN224Same_fsc
same_fsc cross-reference
same_fsc
83-55Same_fsc
IBM 8355 3.55GHz 8-Core POWER7 Processor Module CCIN 539F
same_fsc
11-300Same_fsc
same_fsc cross-reference
same_fsc
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WA524?
WA524 is a RING,RETAINING.
What parts can replace WA524?
There are 18 known substitutes for WA524: 5325PL0812016, 4756D, 79801048002 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WA524?
WA524 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-001-1567. 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: September 2026