PartsTable
Technical Data Sheet
CF100-18TC1PCA1683 ✓ 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,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include diameter: 0.433 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN, material: STEEL COMP 4140 OVERALL, overall_length: 1.625 INCHES NOMINAL IN, undercut_width: 0.156 INCHES NOMINAL IN, first_end_style: CHAMFERED, hardness_rating: 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-276-4410, 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
CF100-18TC1PCA1683
NSN: 5315-00-276-4410
FSC: 5315
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
diameter0.433 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
materialSTEEL COMP 4140 OVERALL
overall_length1.625 INCHES NOMINAL IN
undercut_width0.156 INCHES NOMINAL IN
first_end_styleCHAMFERED
hardness_rating33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
undercut_radius0.078 INCHES NOMINAL IN
effective_length1.344 INCHES NOMINAL IN
second_end_styleRADIUS
first_end_locationLARGE END
first_hole_diameter0.094 INCHES NOMINAL IN
first_end_taper_angle45.0 DEGREES NOMINAL
NSN5315-00-276-4410
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CF100-18TC1PCA1683 · 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
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN: 0.594 INCHES NOMINAL IN
UNDERCUT RADIUS: 0.078 INCHES NOMINAL IN
FIRST HOLE DIAMETER: 0.094 INCHES NOMINAL IN
FIRST END LOCATION: LARGE END
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
EFFECTIVE LENGTH: 1.344 INCHES NOMINAL IN
FIRST END STYLE: CHAMFERED
SECOND END OUTER RADIUS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.594 INCHES NOMINAL IN
UNDERCUT RADIUS0.078 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.094 INCHES NOMINAL IN
FIRST END LOCATIONLARGE END
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
EFFECTIVE LENGTH1.344 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
SECOND END OUTER RADIUS0.250 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLERADIUS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
1226331Interchangeable
interchangeable cross-reference
interchangeable
86-159Interchangeable
interchangeable cross-reference
interchangeable
6132Interchangeable
Intel Xeon Gold 6132 2.40GHz 14-Core 19.25M 140W
interchangeable
A1683Interchangeable
interchangeable cross-reference
interchangeable
1377-MU05Interchangeable
interchangeable cross-reference
interchangeable
D10C-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CF100-18TC1PCA1683?
CF100-18TC1PCA1683 is a PIN,GROOVED,HEADLESS.
What parts can replace CF100-18TC1PCA1683?
There are 18 known substitutes for CF100-18TC1PCA1683: 1226331, 86-159, 6132 and 15 more. Substitute compatibility should be verified for your specific system.
Is CF100-18TC1PCA1683 still available?
CF100-18TC1PCA1683 is currently cancelled.
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