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BACB30CW10-34 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BACB30CW10-34: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, head_height: 0.673 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN, fastener_length: 3.235 INCHES MINIMUM AND 3.265 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-654-8051, 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
BACB30CW10-34
NSN: 5306-00-654-8051
FSC: 5306 — Bolts
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
head_height0.673 INCHES NOMINAL IN
thread_class3A A
thread_length1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN
fastener_length3.235 INCHES MINIMUM AND 3.265 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.875 INCHES NOMINAL IN
nominal_thread_diameter0.625 INCHES IN
extended_washer_diameter1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
thread_quantity_per_inch18
NSN5306-00-654-8051
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BACB30CW10-34 · 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
•
EXTENDED WASHER THICKNESS: 0.125 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.673 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.235 INCHES MINIMUM AND 3.265 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: DOUBLE HEXAGON EXTENDED WASHER
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.125 INCHES NOMINAL IN
HEAD HEIGHT0.673 INCHES NOMINAL IN
FASTENER LENGTH3.235 INCHES MINIMUM AND 3.265 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
THREAD LENGTH1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.625 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.875 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 4
BM5522-10-34Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
GB511H10-34Reference document
Same NSN cross-reference
Reference document — Secondary reference
VS2003F10-34Reference document
Same NSN cross-reference
Reference document — Secondary reference
EWB22-10-34Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BACB30CW10-34?
BACB30CW10-34 is a BOLT,MACHINE.
What parts can replace BACB30CW10-34?
There are 4 known substitutes for BACB30CW10-34: BM5522-10-34, GB511H10-34, VS2003F10-34 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BACB30CW10-34?
BACB30CW10-34 is cataloged in the U.S. Government catalog under NSN 5306-00-654-8051. 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.