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2KM56 ✓ 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,THREADED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 1A A, thread_length: 0.380 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, pin_overall_length: 5.000 INCHES NOMINAL IN, pin_overall_diameter: 0.1875 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-162-3637, 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
2KM56
NSN: 5315-01-162-3637
FSC: 5315
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class1A A
thread_length0.380 INCHES NOMINAL IN
thread_directionRIGHT-HAND
pin_overall_length5.000 INCHES NOMINAL IN
pin_overall_diameter0.1875 INCHES NOMINAL IN
end_item_identificationFAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
thread_series_designatorUNF
NSN5315-01-162-3637
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2KM56 · 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
•
THREAD LENGTH: 0.380 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES DESIGNATOR: UNF
•
PIN OVERALL LENGTH: 5.000 INCHES NOMINAL IN
•
PIN OVERALL DIAMETER: 0.1875 INCHES NOMINAL IN
•
THREAD CLASS: 1A A
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.380 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNF
PIN OVERALL LENGTH5.000 INCHES NOMINAL IN
PIN OVERALL DIAMETER0.1875 INCHES NOMINAL IN
END ITEM IDENTIFICATIONFAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
THREAD CLASS1A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
E315Interchangeable
interchangeable cross-reference
interchangeable
J-24315Interchangeable
interchangeable cross-reference
interchangeable
2KM51Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2KM56?
2KM56 is a PIN,STRAIGHT,THREADED.
What parts can replace 2KM56?
There are 3 known substitutes for 2KM56: E315, J-24315, 2KM51. Substitute compatibility should be verified for your specific system.
What is the NSN for 2KM56?
2KM56 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-162-3637. 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