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HT4054-3-16A — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

HT4054-3-16A: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 1.000 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.3145 INCHES MINIMUM AND 0.3147 INCHES MAXIMUM IN, head_diameter: 0.339 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-504-8463, 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
HT4054-3-16A
NSN: 5305-01-504-8463
FSC: 5305 — Screws
CAGE: 92215 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS (USA)
SPECIFICATIONS
materialSTEEL COMP 8740 OVERALL
head_styleFLAT COUNTERSUNK
grip_length1.000 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.3145 INCHES MINIMUM AND 0.3147 INCHES MAXIMUM IN
head_diameter0.339 INCHES MINIMUM IN
thread_length0.338 INCHES NOMINAL IN
fastener_length1.338 INCHES NOMINAL IN
hardness_rating39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
countersink_angle100.0 DEGREES NOMINAL
surface_treatmentALUMINUM OVERALL
NSN5305-01-504-8463
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HT4054-3-16A · 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: 1.338 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-83488 TY2 CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.338 INCHES NOMINAL IN
•
HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.338 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-83488 TY2 CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.338 INCHES NOMINAL IN
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.000 INCHES NOMINAL IN
GRIP DIAMETER0.3145 INCHES MINIMUM AND 0.3147 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 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 1
ST3M730-3L16Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HT4054-3-16A?
HT4054-3-16A is a SCREW,CLOSE TOLERANCE.
What parts can replace HT4054-3-16A?
There is 1 known substitute for HT4054-3-16A: ST3M730-3L16. Substitute compatibility should be verified for your specific system.
What is the NSN for HT4054-3-16A?
HT4054-3-16A is cataloged in the U.S. Government catalog under NSN 5305-01-504-8463. This indicates validated use in U.S. government and defense supply chains.
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