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PartsTable / COMPONENT / 120038
120038 ✓ 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: 0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM IN, material: STEEL COMP 440C OVERALL, overall_length: 0.670 INCHES NOMINAL IN, undercut_width: 0.018 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN, first_end_style: CHAMFERED, hardness_rating: 58.0 ROCKWELL C NOMINAL OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-785-6407, 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
120038
NSN: 5315-00-785-6407
FSC: 5315
CAGE: 72741 — DORMAN PRODUCTS, INC. DBA DORMAN (USA)
SPECIFICATIONS
diameter0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM IN
materialSTEEL COMP 440C OVERALL
overall_length0.670 INCHES NOMINAL IN
undercut_width0.018 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
first_end_styleCHAMFERED
hardness_rating58.0 ROCKWELL C NOMINAL OVERALL
effective_length0.530 INCHES NOMINAL IN
style_designatorGROOVE
surface_treatmentPASSIVATE OVERALL
undercut_diameter0.1635 INCHES MINIMUM AND 0.1665 INCHES MAXIMUM IN
first_end_locationBOTH ENDS
first_end_taper_angle45.0 DEGREES NOMINAL
NSN5315-00-785-6407
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 120038 · 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: 0.031 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 0.875 INCHES NOMINAL IN
•
HEIGHT: 0.094 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
PIN CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
MATERIAL: STEEL OVERALL
•
FIRST HOLE DIAMETER: 0.094 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CHAMFER LENGTH0.031 INCHES NOMINAL IN
UNDER HEAD LENGTH0.875 INCHES NOMINAL IN
HEIGHT0.094 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
PIN CHAMFER ANGLE45.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
FIRST HOLE DIAMETER0.094 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.187 INCHES NOMINAL IN
PIN HEAD DIAMETER0.375 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
1JC2189-1Interchangeable
interchangeable cross-reference
interchangeable
1JC2189P1Interchangeable
interchangeable cross-reference
interchangeable
MH19Interchangeable
interchangeable cross-reference
interchangeable
20307Interchangeable
interchangeable cross-reference
interchangeable
1137Interchangeable
interchangeable cross-reference
interchangeable
4300SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 120038?
120038 is a PIN,STRAIGHT,HEADED.
What parts can replace 120038?
There are 12 known substitutes for 120038: 1JC2189-1, 1JC2189P1, MH19 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 120038?
120038 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-785-6407. 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