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HT4068-6-14 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

HT4068-6-14: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: OVAL COUNTERSUNK, grip_length: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN, head_diameter: 0.510 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-101-0733, 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
HT4068-6-14
NSN: 5305-01-101-0733
FSC: 5305 — Screws
CAGE: L4528 — LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC (CAN)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_styleOVAL COUNTERSUNK
grip_length0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
head_diameter0.510 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN
thread_length0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN
fastener_length1.501 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle100.0 DEGREES NOMINAL
surface_treatmentALUMINUM AND CHROMATE OVERALL
internal_drive_styleHIGH-TORQUE
NSN5305-01-101-0733
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HT4068-6-14 · 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: 1.501 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-83488 TY 2 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: OVAL COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
•
GRIP DIAMETER: 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.501 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-83488 TY 2 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEOVAL COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
GRIP DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
SURFACE TREATMENTALUMINUM AND CHROMATE OVERALL
INTERNAL DRIVE STYLEHIGH-TORQUE
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 3
3M926-6-14Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
HT4068-6-14ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11883-6-14Same 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 HT4068-6-14?
HT4068-6-14 is a SCREW,CLOSE TOLERANCE.
What parts can replace HT4068-6-14?
There are 3 known substitutes for HT4068-6-14: 3M926-6-14, HT4068-6-14A, 11883-6-14. Substitute compatibility should be verified for your specific system.
What is the NSN for HT4068-6-14?
HT4068-6-14 is cataloged in the U.S. Government catalog under NSN 5305-01-101-0733. 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.