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126J-330-Z3C — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

126J-330-Z3C: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, material: STEEL COMP 1118 OVERALL, drive_type: SLOTTED, grip_length: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, shank_neck_length: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-316-2989, 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
126J-330-Z3C
NSN: 5325-01-316-2989
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
diameter0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
materialSTEEL COMP 1118 OVERALL
drive_typeSLOTTED
grip_length0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
shank_neck_length0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
turnlock_stud_head_styleFLAT COUNTERSUNK
stud_shank_major_diameter0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-01-316-2989
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 126J-330-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: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
•
SHANK NECK LENGTH: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
SHANK NECK LENGTH0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
FJ3-30Reference document
Same NSN cross-reference
Reference document — Secondary reference
817538Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
115952-001Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 126J-330-Z3C?
126J-330-Z3C is a STUD,TURNLOCK FASTENER.
What parts can replace 126J-330-Z3C?
There are 3 known substitutes for 126J-330-Z3C: FJ3-30, 817538, 115952-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 126J-330-Z3C?
126J-330-Z3C is cataloged in the U.S. Government catalog under NSN 5325-01-316-2989. This indicates validated use in U.S. government and defense supply chains.
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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.