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Technical Data Sheet
PartsTable / COMPONENT / 427-4121
427-4121 ✓ 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 diameter: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN, special_features: 1.219 IN. TOTAL LENGTH; 1.125 IN.

HEAD TO HOLE LENGTH1.219 IN. TOTAL LENGTH; 1.125 IN. HEAD TO HOLE LENGTH IN, hole_arrangement_style: ONE END DRILLEDONE 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 5315-01-348-3818, 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
427-4121
NSN: 5315-01-348-3818
FSC: 5315
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
diameter0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
special_features1.219 IN. TOTAL LENGTH; 1.125 IN. HEAD TO HOLE LENGTH1.219 IN. TOTAL LENGTH; 1.125 IN. HEAD TO HOLE LENGTH IN
hole_arrangement_styleONE END DRILLEDONE END DRILLED
NSN5315-01-348-3818
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 427-4121 · 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
•
HOLE ARRANGEMENT STYLE: ONE END DRILLEDONE END DRILLED
•
DIAMETER: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE ARRANGEMENT STYLEONE END DRILLEDONE END DRILLED
DIAMETER0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
SPECIAL FEATURES1.219 IN. TOTAL LENGTH; 1.125 IN. HEAD TO HOLE LENGTH1.219 IN. TOTAL LENGTH; 1.125 IN. HEAD TO HOLE LENGTH IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
020-0089-00Interchangeable
interchangeable cross-reference
interchangeable
2046097Interchangeable
interchangeable cross-reference
interchangeable
14162Interchangeable
interchangeable cross-reference
interchangeable
14167Interchangeable
interchangeable cross-reference
interchangeable
20K14167Interchangeable
interchangeable cross-reference
interchangeable
A-A-2321Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 427-4121?
427-4121 is a PIN,STRAIGHT,HEADED.
What parts can replace 427-4121?
There are 12 known substitutes for 427-4121: 020-0089-00, 2046097, 14162 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 427-4121?
427-4121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-348-3818. 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