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SFJ141-21SA17A — STUD,LOCKED IN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SFJ141-21SA17A: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include thread_class: 3A NUT THREAD A, thread_length: 0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM STUD THREAD IN, overall_length: 2.344 INCHES MINIMUM AND 2.404 INCHES MAXIMUM IN, locking_feature: RING, LOCK SERRATED, style_designator: LOCKED IN, serration_quantity: 26. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-123-9962, 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
SFJ141-21SA17A
NSN: 5307-01-123-9962
FSC: 5307 — Studs
CAGE: 83324 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV ROSAN PRODUCTS (USA)
SPECIFICATIONS
thread_class3A NUT THREAD A
thread_length0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM STUD THREAD IN
overall_length2.344 INCHES MINIMUM AND 2.404 INCHES MAXIMUM IN
locking_featureRING, LOCK SERRATED
style_designatorLOCKED IN
serration_quantity26
distance_from_serrated_portion_to_nut_end1.047 INCHES MINIMUM AND 1.077 INCHES MAXIMUM IN
distance_from_serrated_portion_to_stud_end1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM IN
distance_from_serrated_portion_to_end_of_stud_thread0.652 INCHES MINIMUM AND 0.712 INCHES MAXIMUM IN
NSN5307-01-123-9962
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SFJ141-21SA17A · 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
•
DISTANCE FROM SERRATED PORTION TO NUT END: 1.047 INCHES MINIMUM AND 1.077 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM STUD THREAD IN
•
STYLE DESIGNATOR: LOCKED IN
•
DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD: 0.652 INCHES MINIMUM AND 0.712 INCHES MAXIMUM IN
•
DISTANCE FROM SERRATED PORTION TO STUD END: 1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM IN
•
LOCKING FEATURE: RING, LOCK SERRATED
TECHNICAL CHARACTERISTICS
DISTANCE FROM SERRATED PORTION TO NUT END1.047 INCHES MINIMUM AND 1.077 INCHES MAXIMUM IN
THREAD LENGTH0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH0.795 INCHES MINIMUM AND 0.825 INCHES MAXIMUM NUT THREAD IN
STYLE DESIGNATORLOCKED IN
OVERALL LENGTH2.344 INCHES MINIMUM AND 2.404 INCHES MAXIMUM IN
DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD0.652 INCHES MINIMUM AND 0.712 INCHES MAXIMUM IN
DISTANCE FROM SERRATED PORTION TO STUD END1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM IN
LOCKING FEATURERING, LOCK SERRATED
SERRATION QUANTITY26
THREAD CLASS3A NUT THREAD A
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 SFJ141-21SA17A?
SFJ141-21SA17A is a STUD,LOCKED IN.
What is the NSN for SFJ141-21SA17A?
SFJ141-21SA17A is cataloged in the U.S. Government catalog under NSN 5307-01-123-9962. This indicates validated use in U.S. government and defense supply chains.
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