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PartsTable / COMPONENT / 9285-002
9285-002 ✓ 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 hole_diameter: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, heat_treatment: QUENCHED AND TEMPERED, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 0.293 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: ZINC AND CHROMATE 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 5310-01-283-4240, 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
9285-002
NSN: 5310-01-283-4240
FSC: 5310
CAGE: 02249 — PARKER HANNIFIN CORPORATION DBA GRESEN HYDRAULICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
hole_diameter0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
heat_treatmentQUENCHED AND TEMPERED
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter0.293 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentZINC AND CHROMATE OVERALL
material_thickness0.046 INCHES MAXIMUM IN
nondefinitive_spec/std_dataA CLASS AND 2 STYLE
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationASTM B633,TY 2,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-283-4240
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 9285-002 · 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
•
HEAT TREATMENT: QUENCHED AND TEMPERED
•
MATERIAL THICKNESS: 0.046 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633,TY 2,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
•
OUTSIDE DIAMETER: 0.293 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
HEAT TREATMENTQUENCHED AND TEMPERED
MATERIAL THICKNESS0.046 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633,TY 2,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
OUTSIDE DIAMETER0.293 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
NONDEFINITIVE SPEC/STD DATAA CLASS AND 2 STYLE
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
5310PL0145204Interchangeable
interchangeable cross-reference
interchangeable
2300042Interchangeable
interchangeable cross-reference
interchangeable
453299Interchangeable
interchangeable cross-reference
interchangeable
146370-1Interchangeable
interchangeable cross-reference
interchangeable
MS51415-2Interchangeable
Same NIIN cross-reference
interchangeable
FF-W-84Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9285-002?
9285-002 is a WASHER,LOCK.
What parts can replace 9285-002?
There are 6 known substitutes for 9285-002: 5310PL0145204, 2300042, 453299 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9285-002?
9285-002 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-283-4240. 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