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Technical Data Sheet
PartsTable / COMPONENT / B3840-6
B3840-6 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, end_item_identification: AIRCRAFT PROPELLERS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-460-3958, 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
B3840-6
NSN: 5305-01-460-3958
FSC: 5305
CAGE: 24692 — HARTZELL PROPELLER LLC (USA)
SPECIFICATIONS
head_styleFILLISTER
end_item_identificationAIRCRAFT PROPELLERS
NSN5305-01-460-3958
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B3840-6 · 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 STYLE: FILLISTER
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEFILLISTER
END ITEM IDENTIFICATIONAIRCRAFT PROPELLERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
5305PL0963230Interchangeable
interchangeable cross-reference
interchangeable
5305001562717Interchangeable
interchangeable cross-reference
interchangeable
AN501A10-6Interchangeable
interchangeable cross-reference
interchangeable
57480-709Interchangeable
interchangeable cross-reference
interchangeable
15194Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B3840-6?
B3840-6 is a SCREW,MACHINE.
What parts can replace B3840-6?
There are 5 known substitutes for B3840-6: 5305PL0963230, 5305001562717, AN501A10-6 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B3840-6?
B3840-6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-460-3958. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026