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522311 — STUD,STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

522311: STUD,STEPPED.

The STUD,STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 3A NUT THREAD A, thread_length: 0.315 INCHES NOMINAL STUD THREAD IN, overall_length: 0.885 INCHES NOMINAL IN, shank_diameter: 0.174 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN, hardness_rating: 24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-206-8972, 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
522311
NSN: 5307-00-206-8972
FSC: 5307 — Studs
CAGE: 03104 — TELEDYNE BROWN ENGINEERING, INC. DBA TELEDYNE TURBINE ENGINES DIV TELEDYNE TURBINE ENGINES (USA)
SPECIFICATIONS
materialSTEEL
thread_class3A NUT THREAD A
thread_length0.315 INCHES NOMINAL STUD THREAD IN
overall_length0.885 INCHES NOMINAL IN
shank_diameter0.174 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
hardness_rating24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
style_designatorSTEPPED
thread_directionRIGHT-HAND NUT THREAD
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.190 INCHES NUT THREAD IN
thread_quantity_per_inch32 NUT THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
NSN5307-00-206-8972
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 522311 · 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
•
SHANK DIAMETER: 0.174 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.410 INCHES NOMINAL NUT THREAD IN
•
HARDNESS RATING: 24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: STEPPED
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.174 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
THREAD LENGTH0.410 INCHES NOMINAL NUT THREAD IN
THREAD LENGTH0.315 INCHES NOMINAL STUD THREAD IN
HARDNESS RATING24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSTEPPED
OVERALL LENGTH0.885 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD IN
NOMINAL THREAD SIZE0.190 INCHES NUT THREAD IN
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 522311?
522311 is a STUD,STEPPED.
What is the NSN for 522311?
522311 is cataloged in the U.S. Government catalog under NSN 5307-00-206-8972. This indicates validated use in U.S. government and defense supply chains.
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