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U756211 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

U756211: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include thread_class: 3A A, head_diameter: 0.508 INCHES MAXIMUM IN, screw_material: IRON ALLOY 660, fastener_length: 0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND, countersink_angle: 100.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-504-0068, 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
U756211
NSN: 5305-01-504-0068
FSC: 5305 — Screws
CAGE: 05755 — PHILLIPS SCREW CO RULE INDUSTRIES DIV (USA)
SPECIFICATIONS
thread_class3A A
head_diameter0.508 INCHES MAXIMUM IN
screw_materialIRON ALLOY 660
fastener_length0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle100.0 DEGREES NOMINAL
internal_drive_styleCROSS RECESS TYPE II
end_item_identificationAIRCRAFT, TRISTAR
nominal_thread_diameter0.250 INCHES IN
screw_surface_treatmentPASSIVATE
thread_quantity_per_inch28
thread_series_designatorUNEF
NSN5305-01-504-0068
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: U756211 · 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
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: IRON ALLOY 660
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE II
•
COUNTERSINK ANGLE: 100.0 DEGREES NOMINAL
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALIRON ALLOY 660
INTERNAL DRIVE STYLECROSS RECESS TYPE II
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
THREAD CLASS3A A
END ITEM IDENTIFICATIONAIRCRAFT, TRISTAR
THREAD QUANTITY PER INCH28
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

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 U756211?
U756211 is a SCREW,MACHINE.
What is the NSN for U756211?
U756211 is cataloged in the U.S. Government catalog under NSN 5305-01-504-0068. This indicates validated use in U.S. government and defense supply chains.
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