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CB9294-4-15C — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CB9294-4-15C: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.438 INCHES MINIMUM AND 0.511 INCHES MAXIMUM IN, thread_length: 0.403 INCHES NOMINAL IN, fastener_length: 1.2145 INCHES MINIMUM AND 1.2165 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-478-2432, 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
CB9294-4-15C
NSN: 5306-01-478-2432
FSC: 5306 — Bolts
CAGE: 06725 — SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY (USA)
SPECIFICATIONS
materialTITANIUM ALLOY UNS R56400 OVERALL
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.438 INCHES MINIMUM AND 0.511 INCHES MAXIMUM IN
thread_length0.403 INCHES NOMINAL IN
fastener_length1.2145 INCHES MINIMUM AND 1.2165 INCHES MAXIMUM IN
special_featuresGRIP LENGTH MIN .9275 MAX .9475 GRIP DIAMETER MIN .2485 MAX .2495
thread_directionRIGHT-HAND
countersink_angle129.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM
internal_drive_styleTORX
spline_major_diameter0.173 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
nominal_thread_diameter0.250 INCHES IN
NSN5306-01-478-2432
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CB9294-4-15C · 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
•
FASTENER LENGTH: 1.2145 INCHES MINIMUM AND 1.2165 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.403 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS4928 ASSN STD 1ST MATERIAL RESPONSE OR AMS4967 ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
SPLINE MAJOR DIAMETER: 0.173 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.2145 INCHES MINIMUM AND 1.2165 INCHES MAXIMUM IN
THREAD LENGTH0.403 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS4928 ASSN STD 1ST MATERIAL RESPONSE OR AMS4967 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SPLINE MAJOR DIAMETER0.173 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESGRIP LENGTH MIN .9275 MAX .9475 GRIP DIAMETER MIN .2485 MAX .2495
MINIMUM TENSILE STRENGTH3700 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLETORX
SUBSTITUTES & CROSS-REFERENCES 2
03A511Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
03A511-4-15CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CB9294-4-15C?
CB9294-4-15C is a BOLT,INTERNAL WRENCHING.
What parts can replace CB9294-4-15C?
There are 2 known substitutes for CB9294-4-15C: 03A511, 03A511-4-15C. Substitute compatibility should be verified for your specific system.
What is the NSN for CB9294-4-15C?
CB9294-4-15C is cataloged in the U.S. Government catalog under NSN 5306-01-478-2432. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.