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ST3M733 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

ST3M733: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.9275 INCHES MINIMUM AND 0.9475 INCHES MAXIMUM IN, point_style: FLAT, point_length: 0.045 INCHES NOMINAL IN, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-147-6737, 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
ST3M733
NSN: 5305-01-147-6737
NIINs: 011476737, 012541365, 017233191, 017250777, 017275710
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_styleFLAT COUNTERSUNK
grip_length0.9275 INCHES MINIMUM AND 0.9475 INCHES MAXIMUM IN
point_styleFLAT
point_length0.045 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter0.456 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN
thread_length0.469 INCHES NOMINAL IN
fastener_length1.3915 INCHES MINIMUM AND 1.4215 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN5305-01-147-6737
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ST3M733 · 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
SUBSTITUTES & CROSS-REFERENCES 3
HT4057-6-11ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST3M733-6L11Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
HT4057-6-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST3M733?
ST3M733 is a SCREW,CLOSE TOLERANCE.
What parts can replace ST3M733?
There are 3 known substitutes for ST3M733: HT4057-6-11A, ST3M733-6L11, HT4057-6-11. Substitute compatibility should be verified for your specific system.
What is the NSN for ST3M733?
ST3M733 is cataloged in the U.S. Government catalog under NSN 5305-01-147-6737. This indicates validated use in U.S. government and defense supply chains.
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