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6841728-021 — STUD,STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6841728-021: STUD,STEPPED.

The STUD,STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8735, thread_class: 3A NUT THREAD A, thread_length: 0.688 INCHES MINIMUM NUT THREAD IN, overall_length: 1.312 INCHES NOMINAL IN, shank_diameter: 0.250 INCHES NOMINAL IN, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-208-1701, 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
6841728-021
NSN: 5307-00-208-1701
FSC: 5307 — Studs
CAGE: 63005 — ROLLS-ROYCE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 8735
thread_class3A NUT THREAD A
thread_length0.688 INCHES MINIMUM NUT THREAD IN
overall_length1.312 INCHES NOMINAL IN
shank_diameter0.250 INCHES NOMINAL IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
style_designatorSTEPPED
thread_directionRIGHT-HAND NUT THREAD
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.312 INCHES STUD THREAD IN
thread_pitch_diameters+0.2839 TO 0.2854 INCHES STUD THREAD IN
thread_quantity_per_inch28 NUT THREAD
NSN5307-00-208-1701
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6841728-021 · 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: 0.250 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES MINIMUM STUD THREAD IN
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: STEPPED
•
THREAD PITCH DIAMETERS: +0.2839 TO 0.2854 INCHES STUD THREAD IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.250 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES MINIMUM STUD THREAD IN
THREAD LENGTH0.688 INCHES MINIMUM NUT THREAD IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSTEPPED
THREAD PITCH DIAMETERS+0.2839 TO 0.2854 INCHES STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6320 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.312 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
SUBSTITUTES & CROSS-REFERENCES 3
6705145P6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6705145P006Reference document
Same NSN cross-reference
Reference document — Secondary reference
6705145Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6841728-021?
6841728-021 is a STUD,STEPPED.
What parts can replace 6841728-021?
There are 3 known substitutes for 6841728-021: 6705145P6, 6705145P006, 6705145. Substitute compatibility should be verified for your specific system.
What is the NSN for 6841728-021?
6841728-021 is cataloged in the U.S. Government catalog under NSN 5307-00-208-1701. This indicates validated use in U.S. government and defense supply chains.
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