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121J-465-Z3C — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

121J-465-Z3C: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN, material: STEEL OVERALL, drive_type: SLOTTED, grip_length: 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN, shank_neck_length: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN, surface_treatment: CHROMATE AND ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-247-9443, 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
121J-465-Z3C
NSN: 5325-01-247-9443
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
diameter0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
materialSTEEL OVERALL
drive_typeSLOTTED
grip_length0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
shank_neck_length0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
surface_treatmentCHROMATE AND ZINC OVERALL
securing_device_typeSPRING
turnlock_stud_head_styleFILLISTER
stud_shank_major_diameter0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.375 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
surface_treatment_document_and_classificationASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5325-01-247-9443
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 121J-465-Z3C · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
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DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.375 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
DIAMETER: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
•
SHANK NECK LENGTH: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: SPRING
•
TURNLOCK STUD HEAD STYLE: FILLISTER
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.375 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
SHANK NECK LENGTH0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
SECURING DEVICE TYPESPRING
TURNLOCK STUD HEAD STYLEFILLISTER
STUD SHANK MAJOR DIAMETER0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SURFACE TREATMENTCHROMATE AND ZINC OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
5325-002-0004Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
AJ4-65Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121J-465-Z3C?
121J-465-Z3C is a STUD,TURNLOCK FASTENER.
What parts can replace 121J-465-Z3C?
There are 2 known substitutes for 121J-465-Z3C: 5325-002-0004, AJ4-65. Substitute compatibility should be verified for your specific system.
What is the NSN for 121J-465-Z3C?
121J-465-Z3C is cataloged in the U.S. Government catalog under NSN 5325-01-247-9443. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.