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PartsTable / COMPONENT / CL-3-CN
CL-3-CN ✓ 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 NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 1.625 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-071-3346, 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
CL-3-CN
NSN: 5310-01-071-3346
FSC: 5310
CAGE: 99862 — CARR LANE MANUFACTURING CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height1.625 INCHES NOMINAL IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
width_across_flats1.062 INCHES NOMINAL IN
nominal_thread_size0.625 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch11
NSN5310-01-071-3346
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CL-3-CN · 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
•
MATERIAL: STEEL OVERALL
•
SURFACE TREATMENT: OXIDE OVERALL
•
NUT HEIGHT: 1.625 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 1.062 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 11
•
NOMINAL THREAD SIZE: 0.625 INCHES IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
BEARING SURFACE TYPE: CHAMFERED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
SURFACE TREATMENTOXIDE OVERALL
NUT HEIGHT1.625 INCHES NOMINAL IN
WIDTH ACROSS FLATS1.062 INCHES NOMINAL IN
THREAD QUANTITY PER INCH11
NOMINAL THREAD SIZE0.625 INCHES IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPECHAMFERED
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
44176Interchangeable
interchangeable cross-reference
interchangeable
150 FInterchangeable
interchangeable cross-reference
interchangeable
R15Interchangeable
interchangeable cross-reference
interchangeable
3564L12Interchangeable
interchangeable cross-reference
interchangeable
13006Interchangeable
interchangeable cross-reference
interchangeable
T6TInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CL-3-CN?
CL-3-CN is a NUT,PLAIN,HEXAGON.
What parts can replace CL-3-CN?
There are 18 known substitutes for CL-3-CN: 44176, 150 F, R15 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CL-3-CN?
CL-3-CN is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-071-3346. 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