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87471 ✓ Verified by PartsTable
Clementoni · 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 Clementoni industrial component. Key specifications include material: STEEL COMP 1050 OR STEEL COMP 1566 OVERALL, hole_diameter: 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN, outside_diameter: 0.725 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, style_designator: FLAT EXTERNAL AND INTERNAL TEETH, material_thickness: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN, material_document_and_classification: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-017-3124, 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
87471
NSN: 5310-00-017-3124
FSC: 5310
CAGE: 08683 — BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1050 OR STEEL COMP 1566 OVERALL
hole_diameter0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
outside_diameter0.725 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
style_designatorFLAT EXTERNAL AND INTERNAL TEETH
material_thickness0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
material_document_and_classificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-017-3124
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 87471 · Clementoni ⚠ 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 DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL THICKNESS: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: FLAT EXTERNAL AND INTERNAL TEETH
•
MATERIAL: STEEL COMP 1050 OR STEEL COMP 1566 OVERALL
•
OUTSIDE DIAMETER: 0.725 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL THICKNESS0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
HOLE DIAMETER0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
STYLE DESIGNATORFLAT EXTERNAL AND INTERNAL TEETH
MATERIALSTEEL COMP 1050 OR STEEL COMP 1566 OVERALL
OUTSIDE DIAMETER0.725 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
1766Interchangeable
interchangeable cross-reference
interchangeable
B-543Interchangeable
interchangeable cross-reference
interchangeable
B543B107A000014S000000Interchangeable
interchangeable cross-reference
interchangeable
SN10124JInterchangeable
interchangeable cross-reference
interchangeable
MC10124PInterchangeable
interchangeable cross-reference
interchangeable
045228Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 87471?
87471 is a WASHER,LOCK manufactured by Clementoni.
What parts can replace 87471?
There are 10 known substitutes for 87471: 1766, B-543, B543B107A000014S000000 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 87471?
87471 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-017-3124. 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