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Technical Data Sheet
PartsTable / COMPONENT / 100626-2
100626-2 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL COMP 303 OVERALL, shank_length: 0.375 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.250 INCHES NOMINAL IN, overall_length: 0.703 INCHES NOMINAL IN, shank_diameter: 0.112 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 5315-00-051-7060, 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
100626-2
NSN: 5315-00-051-7060
FSC: 5315
CAGE: 91663 — ARMEL DE LLC DBA ARMEL ELECTRONICS (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
shank_length0.375 INCHES NOMINAL IN
thread_class2A A
thread_length0.250 INCHES NOMINAL IN
overall_length0.703 INCHES NOMINAL IN
shank_diameter0.112 INCHES NOMINAL IN
first_end_styleCHAMFERED
second_end_styleSQUARE
style_designatorSHOULDER
thread_directionRIGHT-HAND
shoulder_diameter0.156 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
NSN5315-00-051-7060
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 100626-2 · 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: 0.250 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
STYLE DESIGNATOR: SHOULDER
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL: STEEL COMP 303 OVERALL
•
SHANK DIAMETER: 0.112 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.250 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
STYLE DESIGNATORSHOULDER
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIALSTEEL COMP 303 OVERALL
SHANK DIAMETER0.112 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
100626-2Interchangeable
interchangeable cross-reference
interchangeable
100039Interchangeable
interchangeable cross-reference
interchangeable
102881-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 100626-2?
100626-2 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 100626-2?
There are 3 known substitutes for 100626-2: 100626-2, 100039, 102881-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 100626-2?
100626-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-051-7060. 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