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239042 ✓ 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,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include first_end_style: SQUARE, style_designator: SHOULDER, hole_arrangement_style: BOTH END DRILLED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-190-4813, 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
239042
NSN: 5315-01-190-4813
FSC: 5315
CAGE: 16060 — RICHFIELD ELECTRONICS CORP (USA)
SPECIFICATIONS
first_end_styleSQUARE
style_designatorSHOULDER
hole_arrangement_styleBOTH END DRILLED
NSN5315-01-190-4813
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 239042 · 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
•
FIRST END STYLE: SQUARE
•
STYLE DESIGNATOR: SHOULDER
•
HOLE ARRANGEMENT STYLE: BOTH END DRILLED
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END STYLESQUARE
STYLE DESIGNATORSHOULDER
HOLE ARRANGEMENT STYLEBOTH END DRILLED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
P20Interchangeable
interchangeable cross-reference
interchangeable
WF791-1-010Interchangeable
interchangeable cross-reference
interchangeable
MS90087-8Interchangeable
interchangeable cross-reference
interchangeable
69020Interchangeable
interchangeable cross-reference
interchangeable
5120PL1694400Interchangeable
interchangeable cross-reference
interchangeable
59973-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 239042?
239042 is a PIN,SHOULDER,HEADLESS.
What parts can replace 239042?
There are 13 known substitutes for 239042: P20, WF791-1-010, MS90087-8 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 239042?
239042 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-190-4813. 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