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3W28694 ✓ 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,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.500 INCHES NOMINAL IN, shoulder_height: 0.125 INCHES NOMINAL IN, outside_diameter: 0.750 INCHES NOMINAL IN, style_designator: SHOULDERED, shoulder_diameter: 0.625 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-508-4698, 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
3W28694
NSN: 5310-00-508-4698
FSC: 5310
CAGE: 0AT62 — SIEMENS ENERGY, INC. DBA DRESSER-RAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.500 INCHES NOMINAL IN
shoulder_height0.125 INCHES NOMINAL IN
outside_diameter0.750 INCHES NOMINAL IN
style_designatorSHOULDERED
shoulder_diameter0.625 INCHES NOMINAL IN
material_thickness0.188 INCHES NOMINAL IN
NSN5310-00-508-4698
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3W28694 · 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
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: SHOULDERED
•
SHOULDER DIAMETER: 0.625 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.500 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.125 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.188 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
STYLE DESIGNATORSHOULDERED
SHOULDER DIAMETER0.625 INCHES NOMINAL IN
HOLE DIAMETER0.500 INCHES NOMINAL IN
SHOULDER HEIGHT0.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.188 INCHES NOMINAL IN
OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
07098-07204Interchangeable
interchangeable cross-reference
interchangeable
BM5Interchangeable
interchangeable cross-reference
interchangeable
31000-0545/0546Interchangeable
interchangeable cross-reference
interchangeable
25A-6VInterchangeable
interchangeable cross-reference
interchangeable
878002-5Interchangeable
interchangeable cross-reference
interchangeable
11697806Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3W28694?
3W28694 is a WASHER,SHOULDERED.
What parts can replace 3W28694?
There are 21 known substitutes for 3W28694: 07098-07204, BM5, 31000-0545/0546 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3W28694?
3W28694 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-508-4698. 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