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PartsTable / COMPONENT / 11640909
11640909 ✓ 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 OVERALL, first_end_style: CHAMFERED, hardness_rating: 58.0 ROCKWELL C NOMINAL OVERALL, pin_overall_length: 0.720 INCHES NOMINAL IN, pin_overall_diameter: 0.3130 INCHES NOMINAL IN, first_end_taper_angle: 10.0 DEGREES NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-199-9843, 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
11640909
NSN: 5315-00-199-9843
FSC: 5315
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleCHAMFERED
hardness_rating58.0 ROCKWELL C NOMINAL OVERALL
pin_overall_length0.720 INCHES NOMINAL IN
pin_overall_diameter0.3130 INCHES NOMINAL IN
first_end_taper_angle10.0 DEGREES NOMINAL
first_end_taper_length0.120 INCHES NOMINAL IN
material_document_and_classificationCOMP 1112, GACOMP 1113 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-199-9843
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11640909 · 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
•
FIRST END STYLE: CHAMFERED
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FIRST END TAPER ANGLE: 10.0 DEGREES NOMINAL
•
PIN OVERALL LENGTH: 0.720 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: COMP 1112, GACOMP 1113 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HARDNESS RATING: 58.0 ROCKWELL C NOMINAL OVERALL
•
PIN OVERALL DIAMETER: 0.3130 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
FIRST END STYLECHAMFERED
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END TAPER ANGLE10.0 DEGREES NOMINAL
PIN OVERALL LENGTH0.720 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONCOMP 1112, GACOMP 1113 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING58.0 ROCKWELL C NOMINAL OVERALL
PIN OVERALL DIAMETER0.3130 INCHES NOMINAL IN
FIRST END TAPER LENGTH0.120 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
1069X6Interchangeable
interchangeable cross-reference
interchangeable
SAE-J1231Interchangeable
interchangeable cross-reference
interchangeable
88-21114-2Interchangeable
interchangeable cross-reference
interchangeable
701415Interchangeable
interchangeable cross-reference
interchangeable
701415-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11640909?
11640909 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 11640909?
There are 5 known substitutes for 11640909: 1069X6, SAE-J1231, 88-21114-2 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11640909?
11640909 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-199-9843. 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