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42-5416-500-240 — Technical Data Sheet

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— · 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 KEY,WOODRUFF is a the manufacturer industrial component. Key specifications include thickness: 0.156 INCHES NOMINAL IN, key_height: 0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN, circle_diameter: 0.750 INCHES NOMINAL IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL, style_designator: ROUND BOTTOM, key_size_designation: WOODRUFF 8. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5315-00-012-4548, 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
42-5416-500-240
NSN: 5315-00-012-4548
FSC: 5315
CAGE: 81336 — CHIEF OF ENGINEERS DEPT OF ARMY (USA)
SPECIFICATIONS
thickness0.156 INCHES NOMINAL IN
key_height0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
circle_diameter0.750 INCHES NOMINAL IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
style_designatorROUND BOTTOM
key_size_designationWOODRUFF 8
NSN5315-00-012-4548
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 42-5416-500-240 · 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
•
KEY SIZE DESIGNATION: WOODRUFF 8
•
CIRCLE DIAMETER: 0.750 INCHES NOMINAL IN
•
KEY HEIGHT: 0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: ROUND BOTTOM
•
THICKNESS: 0.156 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
KEY SIZE DESIGNATIONWOODRUFF 8
CIRCLE DIAMETER0.750 INCHES NOMINAL IN
KEY HEIGHT0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORROUND BOTTOM
THICKNESS0.156 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
103906InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PL53InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2165AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
12910InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8A91001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
30023InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42-5416-500-240?
42-5416-500-240 is a KEY,WOODRUFF.
What parts can replace 42-5416-500-240?
There are 27 known substitutes for 42-5416-500-240: 103906, PL53, 2165A and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 42-5416-500-240?
42-5416-500-240 is cataloged in the Federal Logistics Information System under NSN 5315-00-012-4548. 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: September 2026