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HT4075V4-7-24 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

HT4075V4-7-24: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-345-8395, 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
HT4075V4-7-24
NSN: 5305-01-345-8395
FSC: 5305 — Screws
CAGE: 73197 — HI-SHEAR CORPORATION (USA)
SPECIFICATIONS
materialTITANIUM ALLOY UNS R56400 OVERALL
head_styleFLAT COUNTERSUNK
grip_length0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
thread_length0.398 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
fastener_length0.892 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleHIGH-TORQUE
nominal_thread_diameter0.250 INCHES IN
NSN5305-01-345-8395
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HT4075V4-7-24 · 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
•
FASTENER LENGTH: 0.892 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.398 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM THREADS IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS-4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.892 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
THREAD LENGTH0.398 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM THREADS IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS-4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
GRIP DIAMETER0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
SPECIAL FEATURES0.138-32UNJC-3B THREADED HOLE, 0.300 IN. MIN AND 0.345IN MAX DEPTH FROM TOP OF HEAD, COUNTERBORE 0.145 IN. MIN AND 0.150 IN. MAX BY 0.055 IN. MIN AND 0.065 IN. MAX DEPTH; PORT 0.060 IN. BY 0.120 IN. 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 2
11839V4-7-24Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3M1034V4-7-24Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HT4075V4-7-24?
HT4075V4-7-24 is a SCREW,CLOSE TOLERANCE.
What parts can replace HT4075V4-7-24?
There are 2 known substitutes for HT4075V4-7-24: 11839V4-7-24, 3M1034V4-7-24. Substitute compatibility should be verified for your specific system.
What is the NSN for HT4075V4-7-24?
HT4075V4-7-24 is cataloged in the U.S. Government catalog under NSN 5305-01-345-8395. 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.