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2A3348 ✓ 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,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1095 OVERALL, surface_finish: 32.0 MICROINCHES OUTSIDE DIAMETER, first_end_style: RADIUS, pin_overall_length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, pin_overall_diameter: 0.24975 INCHES MINIMUM AND 0.25025 INCHES MAXIMUM IN, first_end_corner_radius: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3735, 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
2A3348
NSN: 5315-00-010-3735
FSC: 5315
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 1095 OVERALL
surface_finish32.0 MICROINCHES OUTSIDE DIAMETER
first_end_styleRADIUS
pin_overall_length0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
pin_overall_diameter0.24975 INCHES MINIMUM AND 0.25025 INCHES MAXIMUM IN
first_end_corner_radius0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
material_document_and_classificationAMS 5132 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-010-3735
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2A3348 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
11277Interchangeable
interchangeable cross-reference
interchangeable
AN122717Interchangeable
interchangeable cross-reference
interchangeable
29D10Interchangeable
interchangeable cross-reference
interchangeable
1234720Interchangeable
interchangeable cross-reference
interchangeable
5360PL0163058Interchangeable
interchangeable cross-reference
interchangeable
04052573033776Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2A3348?
2A3348 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 2A3348?
There are 22 known substitutes for 2A3348: 11277, AN122717, 29D10 and 19 more. Substitute compatibility should be verified for your specific system.
Is 2A3348 still available?
2A3348 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026