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PartsTable / COMPONENT / 235-1-310
235-1-310 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, thickness: 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN, hole_diameter: 0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN, overall_diameter: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-251-6402, 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
235-1-310
NSN: 5310-00-251-6402
FSC: 5310
CAGE: 88818 — KEARFOTT CORPORATION DIV GUIDANCE AND NAVIGATION DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
thickness0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN
hole_diameter0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
overall_diameter0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-251-6402
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 235-1-310 · 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
•
OVERALL DIAMETER: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 302 OVERALL
•
THICKNESS: 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
MATERIALSTEEL COMP 302 OVERALL
THICKNESS0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTPASSIVATE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
60090-156Interchangeable
interchangeable cross-reference
interchangeable
900034-183Interchangeable
interchangeable cross-reference
interchangeable
6-128904Interchangeable
interchangeable cross-reference
interchangeable
989112-52BInterchangeable
interchangeable cross-reference
interchangeable
102183Interchangeable
interchangeable cross-reference
interchangeable
17481Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 235-1-310?
235-1-310 is a WASHER,FLAT.
What parts can replace 235-1-310?
There are 11 known substitutes for 235-1-310: 60090-156, 900034-183, 6-128904 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 235-1-310?
235-1-310 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-251-6402. 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