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PartsTable / COMPONENT / 11A8613
11A8613 ✓ 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,HEADED is a the manufacturer industrial component. Key specifications include height: 0.600 INCHES NOMINAL IN, diameter: 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, material: STEEL OVERALL, head_style: FLAT, chamfer_length: 0.125 INCHES NOMINAL IN, style_designator: STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-358-9776, 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
11A8613
NSN: 5315-00-358-9776
FSC: 5315
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
height0.600 INCHES NOMINAL IN
diameter0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
materialSTEEL OVERALL
head_styleFLAT
chamfer_length0.125 INCHES NOMINAL IN
style_designatorSTRAIGHT
pin_chamfer_angle10.0 DEGREES MINIMUM AND 15.0 DEGREES MAXIMUM
pin_head_diameter0.216 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
under_head_length0.280 INCHES NOMINAL IN
NSN5315-00-358-9776
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11A8613 · 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
•
CHAMFER LENGTH: 0.125 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 10.0 DEGREES MINIMUM AND 15.0 DEGREES MAXIMUM
•
MATERIAL: STEEL OVERALL
•
HEIGHT: 0.600 INCHES NOMINAL IN
•
DIAMETER: 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
•
PIN HEAD DIAMETER: 0.216 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT
•
STYLE DESIGNATOR: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
CHAMFER LENGTH0.125 INCHES NOMINAL IN
PIN CHAMFER ANGLE10.0 DEGREES MINIMUM AND 15.0 DEGREES MAXIMUM
MATERIALSTEEL OVERALL
HEIGHT0.600 INCHES NOMINAL IN
DIAMETER0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
PIN HEAD DIAMETER0.216 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
HEAD STYLEFLAT
STYLE DESIGNATORSTRAIGHT
UNDER HEAD LENGTH0.280 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
1611203PC1Interchangeable
interchangeable cross-reference
interchangeable
5274Interchangeable
interchangeable cross-reference
interchangeable
29909Interchangeable
interchangeable cross-reference
interchangeable
7415348Interchangeable
interchangeable cross-reference
interchangeable
782-138-1Interchangeable
interchangeable cross-reference
interchangeable
632-DAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11A8613?
11A8613 is a PIN,STRAIGHT,HEADED.
What parts can replace 11A8613?
There are 18 known substitutes for 11A8613: 1611203PC1, 5274, 29909 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11A8613?
11A8613 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-358-9776. 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