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398760 — STUD,STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

398760: STUD,STEPPED.

The STUD,STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740 OR STEEL COMP 5147, thread_class: 3A STUD THREAD A, thread_length: 0.438 INCHES MINIMUM NUT THREAD IN, overall_length: 1.797 INCHES NOMINAL IN, shank_diameter: 0.190 INCHES NOMINAL IN, hardness_rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-149-5060, 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
398760
NSN: 5307-00-149-5060
FSC: 5307 — Studs
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialSTEEL COMP 8740 OR STEEL COMP 5147
thread_class3A STUD THREAD A
thread_length0.438 INCHES MINIMUM NUT THREAD IN
overall_length1.797 INCHES NOMINAL IN
shank_diameter0.190 INCHES NOMINAL IN
hardness_rating28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
special_featuresSTUD END MUST BE ROLLED THD
style_designatorSTEPPED
thread_directionRIGHT-HAND NUT THREAD
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.190 INCHES NUT THREAD IN
thread_quantity_per_inch32 NUT THREAD
NSN5307-00-149-5060
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 398760 · 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: 0.190 INCHES NOMINAL IN
•
THREAD LENGTH: 0.469 INCHES MINIMUM STUD THREAD IN
•
HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: STEPPED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6324 ASSN STD 1ST MATERIAL RESPONSE OR 66 FED STD 2ND MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.190 INCHES NOMINAL IN
THREAD LENGTH0.469 INCHES MINIMUM STUD THREAD IN
THREAD LENGTH0.438 INCHES MINIMUM NUT THREAD IN
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSTEPPED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6324 ASSN STD 1ST MATERIAL RESPONSE OR 66 FED STD 2ND MATERIAL RESPONSE
OVERALL LENGTH1.797 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES STUD 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 398760?
398760 is a STUD,STEPPED.
What is the NSN for 398760?
398760 is cataloged in the U.S. Government catalog under NSN 5307-00-149-5060. This indicates validated use in U.S. government and defense supply chains.
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