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GB511BG9-23A — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GB511BG9-23A: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL OR STEEL COMP H11 OVERALL, head_style: DOUBLE HEXAGON, grip_length: 1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN, head_height: 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.5607 INCHES MINIMUM AND 0.5616 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-150-3594, 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
GB511BG9-23A
NSN: 5306-00-150-3594
FSC: 5306 — Bolts
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OR STEEL COMP H11 OVERALL
head_styleDOUBLE HEXAGON
grip_length1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN
head_height0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.5607 INCHES MINIMUM AND 0.5616 INCHES MAXIMUM IN
thread_length0.616 INCHES MINIMUM AND 0.683 INCHES MAXIMUM IN
fastener_length2.064 INCHES MINIMUM AND 2.111 INCHES MAXIMUM IN
hardness_rating51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentNICKEL AND CADMIUM OVERALL
width_between_flats0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
NSN5306-00-150-3594
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GB511BG9-23A · 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: 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.064 INCHES MINIMUM AND 2.111 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
•
THREAD LENGTH: 0.616 INCHES MINIMUM AND 0.683 INCHES MAXIMUM IN
•
HARDNESS RATING: 51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
•
SHANK UNTHREADED HOLE DIAMETER: 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SPS-M-107 FSCM 56878 MFR REF 1ST MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.562 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
FASTENER LENGTH2.064 INCHES MINIMUM AND 2.111 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
THREAD LENGTH0.616 INCHES MINIMUM AND 0.683 INCHES MAXIMUM IN
HARDNESS RATING51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONSPS-M-107 FSCM 56878 MFR REF 1ST MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.562 INCHES IN
HEAD STYLEDOUBLE HEXAGON
THREAD DIRECTIONRIGHT-HAND
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 1
VS2106C3-23AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 GB511BG9-23A?
GB511BG9-23A is a BOLT,SHEAR.
What parts can replace GB511BG9-23A?
There is 1 known substitute for GB511BG9-23A: VS2106C3-23A. Substitute compatibility should be verified for your specific system.
What is the NSN for GB511BG9-23A?
GB511BG9-23A is cataloged in the U.S. Government catalog under NSN 5306-00-150-3594. 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.