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PartsTable / COMPONENT / B2C2A
B2C2A ✓ 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 B2C2A is a the manufacturer industrial component. Key specifications include material: COPPER, head_style: FLAT, sterilized: NO, point_style: SIDE, shank_style: SMOOTH ROUND, fastener_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 5315-00-230-5795, 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
B2C2A
NSN: 5315-00-230-5795
FSC: 5315
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialCOPPER
head_styleFLAT
sterilizedNO
point_styleSIDE
shank_styleSMOOTH ROUND
fastener_length0.375 INCHES NOMINAL IN
fabrication_methodCUT
nondefinitive_spec/std_dataB2C2A TYPE
NSN5315-00-230-5795
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B2C2A · 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
•
NONDEFINITIVE SPEC/STD DATA: B2C2A TYPE
•
STERILIZED: NO
•
POINT STYLE: SIDE
•
HEAD STYLE: FLAT
•
SHANK STYLE: SMOOTH ROUND
•
MATERIAL: COPPER
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
FABRICATION METHOD: CUT
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATAB2C2A TYPE
STERILIZEDNO
POINT STYLESIDE
HEAD STYLEFLAT
SHANK STYLESMOOTH ROUND
MATERIALCOPPER
FASTENER LENGTH0.375 INCHES NOMINAL IN
FABRICATION METHODCUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
AN302-20-2Interchangeable
interchangeable cross-reference
interchangeable
FFN101Interchangeable
interchangeable cross-reference
interchangeable
F1667NLBL02-CInterchangeable
interchangeable cross-reference
interchangeable
AN301-18-6Interchangeable
interchangeable cross-reference
interchangeable
AN301-20-3Interchangeable
interchangeable cross-reference
interchangeable
303-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B2C2A?
B2C2A is a B2C2A.
What parts can replace B2C2A?
There are 6 known substitutes for B2C2A: AN302-20-2, FFN101, F1667NLBL02-C and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B2C2A?
B2C2A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-230-5795. 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