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Technical Data Sheet
PartsTable / COMPONENT / W5304-20CA
W5304-20CA ✓ 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 PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.062 INCHES NOMINAL IN, diameter: 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN, material: STEEL COMP 4037 AND STEEL COMP 4130 AND STEEL COMP 8630 OVERALL, head_style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION), chamfer_length: 0.062 INCHES NOMINAL IN, shear_strength: 7360 DOUBLE POUND.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-081-7016, 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
W5304-20CA
NSN: 5315-00-081-7016
FSC: 5315
CAGE: 79218 — WATEROUS COMPANY (USA)
SPECIFICATIONS
height0.062 INCHES NOMINAL IN
diameter0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
materialSTEEL COMP 4037 AND STEEL COMP 4130 AND STEEL COMP 8630 OVERALL
head_stylePAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
chamfer_length0.062 INCHES NOMINAL IN
shear_strength7360 DOUBLE POUND
hardness_rating26.5 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSTRAIGHT
pin_chamfer_angle15.0 DEGREES NOMINAL
pin_head_diameter0.375 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
under_head_length1.162 INCHES MINIMUM AND 1.182 INCHES MAXIMUM IN
NSN5315-00-081-7016
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: W5304-20CA · 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
•
CHAMFER LENGTH: 0.062 INCHES NOMINAL IN
•
HEAD STYLE: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
•
PIN HEAD DIAMETER: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
DIAMETER: 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
•
FIRST HOLE DIAMETER: 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
•
HEIGHT: 0.062 INCHES NOMINAL IN
•
HARDNESS RATING: 26.5 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CHAMFER LENGTH0.062 INCHES NOMINAL IN
HEAD STYLEPAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
PIN HEAD DIAMETER0.375 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
DIAMETER0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
FIRST HOLE DIAMETER0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
HEIGHT0.062 INCHES NOMINAL IN
HARDNESS RATING26.5 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.103 INCHES NOMINAL IN
MATERIALSTEEL COMP 4037 AND STEEL COMP 4130 AND STEEL COMP 8630 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
B94.19 TABLE 19Interchangeable
interchangeable cross-reference
interchangeable
ASME B94.19Interchangeable
interchangeable cross-reference
interchangeable
SM-24Interchangeable
interchangeable cross-reference
interchangeable
54138Interchangeable
interchangeable cross-reference
interchangeable
LN54138Interchangeable
interchangeable cross-reference
interchangeable
AN4-44Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W5304-20CA?
W5304-20CA is a PIN,STRAIGHT,HEADED.
What parts can replace W5304-20CA?
There are 12 known substitutes for W5304-20CA: B94.19 TABLE 19, ASME B94.19, SM-24 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W5304-20CA?
W5304-20CA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-081-7016. 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