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TX1028V4-7-5A — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

TX1028V4-7-5A: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, head_style: FILLISTER COUNTERSUNK, grip_length: 0.437 INCHES NOMINAL IN, head_height: 0.110 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.249 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-517-0615, 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
TX1028V4-7-5A
NSN: 5306-01-517-0615
FSC: 5306 — Bolts
CAGE: L4528 — LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC (CAN)
SPECIFICATIONS
materialTITANIUM ALLOY OVERALL
head_styleFILLISTER COUNTERSUNK
grip_length0.437 INCHES NOMINAL IN
head_height0.110 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.249 INCHES NOMINAL IN
head_diameter0.497 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
thread_length0.425 INCHES NOMINAL IN
fastener_length0.862 INCHES NOMINAL IN
special_featuresNEXT HIGHER ASSY'S ARE NSN 1560-01-529-5523 (STRUCTURAL, VERTICAL) & NSN 1560-01-505-2077 (FITTING, STRUCTURAL COMPONENT, AIRCRAFT)
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN5306-01-517-0615
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: TX1028V4-7-5A · 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
•
HEAD HEIGHT: 0.110 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.862 INCHES NOMINAL IN
•
THREAD LENGTH: 0.425 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
MATERIAL DOCUMENT AND CLASSIFICATION: 6AL-4V TITANIUM ALLOY PER NAS4004 ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FILLISTER COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.110 INCHES NOMINAL IN
FASTENER LENGTH0.862 INCHES NOMINAL IN
THREAD LENGTH0.425 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONAGAV
MATERIAL DOCUMENT AND CLASSIFICATION6AL-4V TITANIUM ALLOY PER NAS4004 ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFILLISTER COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.437 INCHES NOMINAL IN
GRIP DIAMETER0.249 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 TX1028V4-7-5A?
TX1028V4-7-5A is a BOLT,MACHINE.
What is the NSN for TX1028V4-7-5A?
TX1028V4-7-5A is cataloged in the U.S. Government catalog under NSN 5306-01-517-0615. 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.