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BACS12HU4A14 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BACS12HU4A14: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: PAN NO. 2, grip_length: 0.875 INCHES NOMINAL IN, head_height: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-604-4653, 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
BACS12HU4A14
NSN: 5305-01-604-4653
FSC: 5305 — Screws
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_stylePAN NO. 2
grip_length0.875 INCHES NOMINAL IN
head_height0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter0.477 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN
thread_length0.403 INCHES NOMINAL IN
fastener_length1.278 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
internal_drive_styleTORX
NSN5305-01-604-4653
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BACS12HU4A14 · 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
•
SPLINE MINOR DIAMETER: 0.221 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.278 INCHES NOMINAL IN
•
THREAD LENGTH: 0.403 INCHES NOMINAL IN
•
SPLINE MAJOR DIAMETER: 0.221 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.2500 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
SPLINE MINOR DIAMETER0.221 INCHES NOMINAL IN
HEAD HEIGHT0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
FASTENER LENGTH1.278 INCHES NOMINAL IN
THREAD LENGTH0.403 INCHES NOMINAL IN
SPLINE MAJOR DIAMETER0.221 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.2500 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.875 INCHES NOMINAL IN
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 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

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 BACS12HU4A14?
BACS12HU4A14 is a SCREW,CLOSE TOLERANCE.
What is the NSN for BACS12HU4A14?
BACS12HU4A14 is cataloged in the U.S. Government catalog under NSN 5305-01-604-4653. This indicates validated use in U.S. government and defense supply chains.
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