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28357 ✓ 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

ACTUATOR,MECHANICAL,NONAIRCRAFT. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 0.094 INCHES NOMINAL IN, hole_diameter: 0.391 INCHES NOMINAL IN, overall_diameter: 0.672 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_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 5310-00-109-8029, 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
28357
NSN: 5310-00-109-8029
FSC: 5310
CAGE: 64104 — DRESSER, LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness0.094 INCHES NOMINAL IN
hole_diameter0.391 INCHES NOMINAL IN
overall_diameter0.672 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-109-8029
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 28357 · 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
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.672 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
HOLE DIAMETER: 0.391 INCHES NOMINAL IN
•
THICKNESS: 0.094 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL CORROSION RESISTING OVERALL
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER0.672 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.391 INCHES NOMINAL IN
THICKNESS0.094 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
28357Interchangeable
interchangeable cross-reference
interchangeable
60-28380 ITEM 2Interchangeable
interchangeable cross-reference
interchangeable
60-28380Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28357?
28357 is a ACTUATOR,MECHANICAL,NONAIRCRAFT.
What parts can replace 28357?
There are 3 known substitutes for 28357: 28357, 60-28380 ITEM 2, 60-28380. Substitute compatibility should be verified for your specific system.
What is the NSN for 28357?
28357 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-109-8029. 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