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HT4069-A-6A — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

HT4069-A-6A: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: OVAL COUNTERSUNK, grip_length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.3898 INCHES MINIMUM AND 0.3948 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-203-6447, 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
HT4069-A-6A
NSN: 5305-01-203-6447
FSC: 5305 — Screws
CAGE: 06950 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleOVAL COUNTERSUNK
grip_length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter0.3898 INCHES MINIMUM AND 0.3948 INCHES MAXIMUM IN
thread_length0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
fastener_length0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle101.0 DEGREES NOMINAL
surface_treatmentALUMINUM AND CHROMATE OVERALL
internal_drive_styleHIGH-TORQUE
NSN5305-01-203-6447
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HT4069-A-6A · 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: 0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-83488,TY 2,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 23-118 TY D,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: OVAL COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-83488,TY 2,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION23-118 TY D,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEOVAL COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
SURFACE TREATMENTALUMINUM AND CHROMATE OVERALL
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
HT4069-4-6ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3M927-4L6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HT4069-A-6A?
HT4069-A-6A is a SCREW,CLOSE TOLERANCE.
What parts can replace HT4069-A-6A?
There are 2 known substitutes for HT4069-A-6A: HT4069-4-6A, 3M927-4L6. Substitute compatibility should be verified for your specific system.
What is the NSN for HT4069-A-6A?
HT4069-A-6A is cataloged in the U.S. Government catalog under NSN 5305-01-203-6447. 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.