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106750-3-400 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

106750-3-400: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include grip_length: 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL, countersink_angle: 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM, minimum_tensile_strength: 160000 POUNDS PER SQUARE INCH LBS, thread_quantity_per_inch: 32, part_name_assigned_by_controlling_agency: NAVY SPECIAL PROJECT. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-034-1600, 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
106750-3-400
NSN: 5305-00-034-1600
FSC: 5305 — Screws
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)
SPECIFICATIONS
grip_length2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
minimum_tensile_strength160000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch32
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
distance_from_head_largest_bearing_surface_to_shank_hole_center2.649 INCHES MINIMUM AND 2.669 INCHES MAXIMUM FIRST HOLE IN
NSN5305-00-034-1600
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 106750-3-400 · 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
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
•
GRIP LENGTH: 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN
•
MINIMUM TENSILE STRENGTH: 160000 POUNDS PER SQUARE INCH LBS
•
COUNTERSINK ANGLE: 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
•
THREAD QUANTITY PER INCH: 32
•
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER: 2.649 INCHES MINIMUM AND 2.669 INCHES MAXIMUM FIRST HOLE IN
TECHNICAL CHARACTERISTICS
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
GRIP LENGTH2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM IN
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THREAD QUANTITY PER INCH32
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER2.649 INCHES MINIMUM AND 2.669 INCHES MAXIMUM FIRST HOLE IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 4
GB510L3-40DReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
HT8043-3-40TReference document
Same NSN cross-reference
Reference document — Secondary reference
HT239PB3-40DReference document
Same NSN cross-reference
Reference document — Secondary reference
106750-3-40DReference document
Same NSN cross-reference
Reference document — Secondary reference
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 106750-3-400?
106750-3-400 is a SCREW,CLOSE TOLERANCE.
What parts can replace 106750-3-400?
There are 4 known substitutes for 106750-3-400: GB510L3-40D, HT8043-3-40T, HT239PB3-40D and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 106750-3-400?
106750-3-400 is cataloged in the U.S. Government catalog under NSN 5305-00-034-1600. 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.