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4015959 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4015959: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include width: 8.870 INCHES NOMINAL IN, length: 19.560 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, special_features: MIL-SPEC QQ-A-250/11, end_item_identification: B1B AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-365-2943, 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
4015959
NSN: 5305-00-365-2943
NIINs: 003652943, 011905074
FSC: 5305 — Screws
CAGE: 27238 — BRISTOL INDUSTRIES, LLC (USA)
SPECIFICATIONS
width8.870 INCHES NOMINAL IN
length19.560 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
special_featuresMIL-SPEC QQ-A-250/11
end_item_identificationB1B AIRCRAFT
NSN5305-00-365-2943
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4015959 · 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: 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.178 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
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NOMINAL THREAD DIAMETER: 0.190 INCHES IN
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HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
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SCREW MATERIAL: TITANIUM ALLOY
•
INTERNAL DRIVE STYLE: TORQUE
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
FASTENER LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
THREAD LENGTH0.178 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALTITANIUM ALLOY
INTERNAL DRIVE STYLETORQUE
THREAD CLASS3A A
THREAD QUANTITY PER INCH32
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4015959?
4015959 is a SCREW,MACHINE.
What is the NSN for 4015959?
4015959 is cataloged in the U.S. Government catalog under NSN 5305-00-365-2943. 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.