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GB511B4-5 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GB511B4-5: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include grip_length: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, head_height: 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.268 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN, width_between_flats: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN, end_item_identification: F-14 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-043-6870, 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
GB511B4-5
NSN: 5306-01-043-6870
FSC: 5306 — Bolts
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
grip_length0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
head_height0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
thread_class3A A
thread_length0.268 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN
width_between_flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
end_item_identificationF-14 AIRCRAFT
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5306-01-043-6870
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GB511B4-5 · 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: 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.268 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN
•
GRIP LENGTH: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
•
WIDTH BETWEEN FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
THREAD LENGTH0.268 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN
GRIP LENGTH0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THREAD CLASS3A A
END ITEM IDENTIFICATIONF-14 AIRCRAFT
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 2
EWSB22D4A5Reference document
Same NSN cross-reference
Reference document — Secondary reference
GB511GG4-5ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 GB511B4-5?
GB511B4-5 is a BOLT,SHEAR.
What parts can replace GB511B4-5?
There are 2 known substitutes for GB511B4-5: EWSB22D4A5, GB511GG4-5A. Substitute compatibility should be verified for your specific system.
What is the NSN for GB511B4-5?
GB511B4-5 is cataloged in the U.S. Government catalog under NSN 5306-01-043-6870. 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.