GB510BF4-6 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

GB510BF4-6: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.350 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN, fastener_length: 0.763 INCHES MINIMUM AND 0.793 INCHES MAXIMUM IN, internal_drive_style: HIGH-TORQUE, shank_unthreaded_hole_diameter: 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-571-9596, 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

GB510BF4-6

NSN: 5305-00-571-9596
FSC: 5305 — Screws
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
grip_diameter	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter	0.350 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
fastener_length	0.763 INCHES MINIMUM AND 0.793 INCHES MAXIMUM IN
internal_drive_style	HIGH-TORQUE
shank_unthreaded_hole_diameter	0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN
part_name_assigned_by_controlling_agency	NAVY SPECIAL PROJECT
NSN	5305-00-571-9596

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.763 INCHES MINIMUM AND 0.793 INCHES MAXIMUM IN

•

SHANK UNTHREADED HOLE DIAMETER: 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

GRIP DIAMETER: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN

•

INTERNAL DRIVE STYLE: HIGH-TORQUE

•

HEAD DIAMETER: 0.350 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.763 INCHES MINIMUM AND 0.793 INCHES MAXIMUM IN
SHANK UNTHREADED HOLE DIAMETER	0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN
HEAD STYLE	FLAT COUNTERSUNK
GRIP DIAMETER	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
INTERNAL DRIVE STYLE	HIGH-TORQUE
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
HEAD DIAMETER	0.350 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 1

76121-4-6Same 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 GB510BF4-6?

GB510BF4-6 is a SCREW,CLOSE TOLERANCE.

What parts can replace GB510BF4-6?

There is 1 known substitute for GB510BF4-6: 76121-4-6. Substitute compatibility should be verified for your specific system.

What is the NSN for GB510BF4-6?

GB510BF4-6 is cataloged in the U.S. Government catalog under NSN 5305-00-571-9596. This indicates validated use in U.S. government and defense supply chains.

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