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PartsTable / COMPONENT / B212-0-B PIECE 14
B212-0-B PIECE 14 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 655 OR COPPER ALLOY 675 OVERALL, head_style: HEXAGON, head_height: 0.156 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.552 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN, thread_series: ACME CONCENTRIC HOLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-125-3572, 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
B212-0-B PIECE 14
NSN: 5306-01-125-3572
FSC: 5306
CAGE: 11859 — HUNT VALVE COMPANY, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY 655 OR COPPER ALLOY 675 OVERALL
head_styleHEXAGON
head_height0.156 INCHES NOMINAL IN
thread_class2A A
thread_length0.552 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
thread_seriesACME CONCENTRIC HOLE
fastener_length0.719 INCHES NOMINAL IN
style_designatorCONCENTRIC HOLE THREADED
thread_directionRIGHT-HAND
threads_per_inch10 CONCENTRIC HOLE
nominal_thread_size0.500 INCHES CONCENTRIC HOLE IN
width_between_flats1.250 INCHES NOMINAL IN
NSN5306-01-125-3572
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B212-0-B PIECE 14 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD STYLE: HEXAGON
•
MATERIAL: COPPER ALLOY 655 OR COPPER ALLOY 675 OVERALL
•
THREAD CLASS: 2A A
•
FASTENER LENGTH: 0.719 INCHES NOMINAL IN
•
THREAD SERIES: ACME CONCENTRIC HOLE
•
NOMINAL THREAD DIAMETER: 1.125 INCHES IN
•
INTERNAL THREAD LENGTH: 0.875 INCHES NOMINAL CONCENTRIC HOLE IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
MATERIALCOPPER ALLOY 655 OR COPPER ALLOY 675 OVERALL
THREAD CLASS2A A
FASTENER LENGTH0.719 INCHES NOMINAL IN
THREAD SERIESACME CONCENTRIC HOLE
NOMINAL THREAD DIAMETER1.125 INCHES IN
INTERNAL THREAD LENGTH0.875 INCHES NOMINAL CONCENTRIC HOLE IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
NOMINAL THREAD SIZE0.500 INCHES CONCENTRIC HOLE IN
THREADS PER INCH10 CONCENTRIC HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
G259563-11Upgraded Successor
successor cross-reference
successor
40031Upgraded Successor
successor cross-reference
successor
6003-45Interchangeable
interchangeable cross-reference
interchangeable
A3248Interchangeable
interchangeable cross-reference
interchangeable
92358Interchangeable
interchangeable cross-reference
interchangeable
124735Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B212-0-B PIECE 14?
B212-0-B PIECE 14 is a BOLT,INTERNALLY RELIEVED BODY.
What parts can replace B212-0-B PIECE 14?
There are 16 known substitutes for B212-0-B PIECE 14: G259563-11, 40031, 6003-45 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B212-0-B PIECE 14?
B212-0-B PIECE 14 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-125-3572. 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