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PartsTable / COMPONENT / B3122-10
B3122-10 ✓ 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, pin_overall_length: 0.550 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN, pin_overall_diameter: 0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, first_end_taper_angle: 25.0 DEGREES NOMINAL, first_end_taper_length: 0.016 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 5315-00-011-7869, 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
B3122-10
NSN: 5315-00-011-7869
FSC: 5315
CAGE: 14541 — COOPER MACHINERY SERVICES LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleCHAMFERED
pin_overall_length0.550 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN
pin_overall_diameter0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
first_end_taper_angle25.0 DEGREES NOMINAL
first_end_taper_length0.016 INCHES NOMINAL IN
material_document_and_classificationQQ-S-633,FS1010 TO FS1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-011-7869
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B3122-10 · 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
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633,FS1010 TO FS1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.016 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
FIRST END STYLE: CHAMFERED
•
PIN OVERALL LENGTH: 0.550 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END TAPER ANGLE25.0 DEGREES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633,FS1010 TO FS1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.016 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
FIRST END STYLECHAMFERED
PIN OVERALL LENGTH0.550 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
C54155Interchangeable
interchangeable cross-reference
interchangeable
54155Interchangeable
interchangeable cross-reference
interchangeable
10126Interchangeable
interchangeable cross-reference
interchangeable
184293Interchangeable
Same NIIN cross-reference
interchangeable
117869Interchangeable
Same NIIN cross-reference
interchangeable
B1883Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B3122-10?
B3122-10 is a PIN,STRAIGHT,HEADLESS.
What parts can replace B3122-10?
There are 8 known substitutes for B3122-10: C54155, 54155, 10126 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B3122-10?
B3122-10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-011-7869. 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