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BACS12HN3-28 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BACS12HN3-28: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 1.687 INCHES MINIMUM AND 1.718 INCHES MAXIMUM IN, screw_material: IRON ALLOY 660, fastener_length: 1.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-616-4768, 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
BACS12HN3-28
NSN: 5305-01-616-4768
NIINs: 016164768, 017247717
FSC: 5305 — Screws
CAGE: 06725 — SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
thread_class3A A
thread_length1.687 INCHES MINIMUM AND 1.718 INCHES MAXIMUM IN
screw_materialIRON ALLOY 660
fastener_length1.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.1900 INCHES IN
screw_surface_treatmentCHROMATE AND CADMIUM
thread_quantity_per_inch32
NSN5305-01-616-4768
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BACS12HN3-28 · 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: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CHROMATE AND CADMIUM
•
FASTENER LENGTH: 1.750 INCHES NOMINAL IN
•
THREAD LENGTH: 1.687 INCHES MINIMUM AND 1.718 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.1900 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCHROMATE AND CADMIUM
FASTENER LENGTH1.750 INCHES NOMINAL IN
THREAD LENGTH1.687 INCHES MINIMUM AND 1.718 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.1900 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
SCREW MATERIALIRON ALLOY 660
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
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 BACS12HN3-28?
BACS12HN3-28 is a SCREW,MACHINE.
What is the NSN for BACS12HN3-28?
BACS12HN3-28 is cataloged in the U.S. Government catalog under NSN 5305-01-616-4768. This indicates validated use in U.S. government and defense supply chains.
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