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PartsTable / COMPONENT / AN381TYPEAN381-2-6
AN381TYPEAN381-2-6 ✓ 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,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.062 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, point_type: EXTENDED PRONG SQUARE CUT, style_designator: STANDARD, underloop_length: 0.375 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 5315-00-243-1175, 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
AN381TYPEAN381-2-6
NSN: 5315-00-243-1175
FSC: 5315
CAGE: 81352 — AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS PROMULGATED BY AERONAUTICAL STANDARDS GROUP
SPECIFICATIONS
diameter0.062 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
point_typeEXTENDED PRONG SQUARE CUT
style_designatorSTANDARD
underloop_length0.375 INCHES NOMINAL IN
NSN5315-00-243-1175
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AN381TYPEAN381-2-6 · 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
•
STYLE DESIGNATOR: STANDARD
•
DIAMETER: 0.062 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 0.375 INCHES NOMINAL IN
•
POINT TYPE: EXTENDED PRONG SQUARE CUT
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTANDARD
DIAMETER0.062 INCHES NOMINAL IN
UNDERLOOP LENGTH0.375 INCHES NOMINAL IN
POINT TYPEEXTENDED PRONG SQUARE CUT
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
CL3FNInterchangeable
interchangeable cross-reference
interchangeable
ADB-25165Interchangeable
interchangeable cross-reference
interchangeable
10801Interchangeable
interchangeable cross-reference
interchangeable
11024137Interchangeable
interchangeable cross-reference
interchangeable
SCB107851Interchangeable
interchangeable cross-reference
interchangeable
LH-100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN381TYPEAN381-2-6?
AN381TYPEAN381-2-6 is a PIN,COTTER.
What parts can replace AN381TYPEAN381-2-6?
There are 17 known substitutes for AN381TYPEAN381-2-6: CL3FN, ADB-25165, 10801 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN381TYPEAN381-2-6?
AN381TYPEAN381-2-6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-243-1175. 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