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1020Z4740 — STUD,SHOULDERED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1020Z4740: STUD,SHOULDERED.

The STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include thread_class: 2A NUT THREAD A, thread_length: 1.220 INCHES NOMINAL STUD THREAD IN, overall_length: 3.660 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN, shoulder_length: 0.380 INCHES MAXIMUM IN, style_designator: SHOULDERED, thread_direction: RIGHT-HAND NUT THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-816-3293, 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
1020Z4740
NSN: 5307-00-816-3293
FSC: 5307 — Studs
CAGE: 0FNE7 — PPM CRANES INC (USA)
SPECIFICATIONS
thread_class2A NUT THREAD A
thread_length1.220 INCHES NOMINAL STUD THREAD IN
overall_length3.660 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN
shoulder_length0.380 INCHES MAXIMUM IN
style_designatorSHOULDERED
thread_directionRIGHT-HAND NUT THREAD
shoulder_diameter1.120 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
nominal_thread_size0.750 INCHES NUT THREAD IN
stud_end_shank_length0.940 INCHES MINIMUM AND 0.970 INCHES MAXIMUM IN
stud_end_shank_diameter0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN
thread_quantity_per_inch16 STUD THREAD
thread_series_designatorUN STUD THREAD
NSN5307-00-816-3293
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1020Z4740 · 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
•
THREAD LENGTH: 1.090 INCHES NOMINAL NUT THREAD IN
•
STYLE DESIGNATOR: SHOULDERED
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 1.125 INCHES STUD THREAD IN
TECHNICAL CHARACTERISTICS
THREAD LENGTH1.090 INCHES NOMINAL NUT THREAD IN
THREAD LENGTH1.220 INCHES NOMINAL STUD THREAD IN
STYLE DESIGNATORSHOULDERED
OVERALL LENGTH3.660 INCHES MINIMUM AND 3.780 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE1.125 INCHES STUD THREAD IN
NOMINAL THREAD SIZE0.750 INCHES NUT THREAD IN
SHOULDER DIAMETER1.120 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
STUD END SHANK DIAMETER0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
31703Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1020Z4740?
1020Z4740 is a STUD,SHOULDERED.
What parts can replace 1020Z4740?
There is 1 known substitute for 1020Z4740: 31703. Substitute compatibility should be verified for your specific system.
What is the NSN for 1020Z4740?
1020Z4740 is cataloged in the U.S. Government catalog under NSN 5307-00-816-3293. This indicates validated use in U.S. government and defense supply chains.
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