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Technical Data Sheet
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GB511GF6-50 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GB511GF6-50: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 3.125 INCHES NOMINAL IN, head_height: 0.388 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.3745 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-628-1504, 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
GB511GF6-50
NSN: 5306-01-628-1504
FSC: 5306 — Bolts
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length3.125 INCHES NOMINAL IN
head_height0.388 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.3745 INCHES NOMINAL IN
thread_length0.560 INCHES NOMINAL IN
fastener_length3.605 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.439 INCHES NOMINAL IN
nominal_thread_diameter0.3750 INCHES IN
extended_washer_diameter0.644 INCHES NOMINAL IN
NSN5306-01-628-1504
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GB511GF6-50 · 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: 0.091 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.388 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.605 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.644 INCHES NOMINAL IN
•
THREAD LENGTH: 0.560 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.3750 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON W/HOLE
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.091 INCHES NOMINAL IN
HEAD HEIGHT0.388 INCHES NOMINAL IN
FASTENER LENGTH3.605 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.644 INCHES NOMINAL IN
THREAD LENGTH0.560 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.3750 INCHES IN
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH3.125 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.439 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GB511GF6-50?
GB511GF6-50 is a BOLT,SHEAR.
What is the NSN for GB511GF6-50?
GB511GF6-50 is cataloged in the U.S. Government catalog under NSN 5306-01-628-1504. 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.