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PartsTable / COMPONENT / DS-934028
DS-934028 ✓ 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 4140 OVERALL, thickness: 0.070 INCHES NOMINAL IN, hole_diameter: 0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN, hardness_rating: 53.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM, overall_diameter: 0.500 INCHES NOMINAL IN, 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 5310-00-969-2169, 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
DS-934028
NSN: 5310-00-969-2169
FSC: 5310
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
thickness0.070 INCHES NOMINAL IN
hole_diameter0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
hardness_rating53.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM
overall_diameter0.500 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-969-2169
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: DS-934028 · 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
•
HOLE DIAMETER: 0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 4140 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HARDNESS RATING: 53.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM
•
THICKNESS: 0.070 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
MATERIALSTEEL COMP 4140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING53.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM
THICKNESS0.070 INCHES NOMINAL IN
OVERALL DIAMETER0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
95J9K0Interchangeable
interchangeable cross-reference
interchangeable
1586012Interchangeable
interchangeable cross-reference
interchangeable
4652Interchangeable
interchangeable cross-reference
interchangeable
83921HInterchangeable
interchangeable cross-reference
interchangeable
8M1217Interchangeable
interchangeable cross-reference
interchangeable
252961Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DS-934028?
DS-934028 is a WASHER,FLAT.
What parts can replace DS-934028?
There are 17 known substitutes for DS-934028: 95J9K0, 1586012, 4652 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DS-934028?
DS-934028 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-969-2169. 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