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STSBG001A08U014 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

STSBG001A08U014: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: DOUBLE HEXAGON, grip_length: 0.875 INCHES NOMINAL IN, head_height: 0.281 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-656-8395, 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
STSBG001A08U014
NSN: 5306-01-656-8395
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleDOUBLE HEXAGON
grip_length0.875 INCHES NOMINAL IN
head_height0.281 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN
thread_length0.561 INCHES NOMINAL IN
fastener_length1.436 INCHES NOMINAL IN
special_featuresUNDRILLED SHANK
thread_directionRIGHT-HAND
surface_treatmentCHROMATE AND NICKEL AND CADMIUM OVERALL
width_between_flats0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
NSN5306-01-656-8395
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: STSBG001A08U014 · 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 HEIGHT: 0.281 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.436 INCHES NOMINAL IN
•
THREAD LENGTH: 0.561 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.875 INCHES NOMINAL IN
•
WIDTH BETWEEN FLATS: 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.281 INCHES NOMINAL IN
FASTENER LENGTH1.436 INCHES NOMINAL IN
THREAD LENGTH0.561 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEDOUBLE HEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.875 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
GRIP DIAMETER0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN
SPECIAL FEATURESUNDRILLED SHANK
SUBSTITUTES & CROSS-REFERENCES 1
STSBG001Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is STSBG001A08U014?
STSBG001A08U014 is a BOLT,CLOSE TOLERANCE.
What parts can replace STSBG001A08U014?
There is 1 known substitute for STSBG001A08U014: STSBG001. Substitute compatibility should be verified for your specific system.
What is the NSN for STSBG001A08U014?
STSBG001A08U014 is cataloged in the U.S. Government catalog under NSN 5306-01-656-8395. 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.