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FJ3-30ZBB — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

FJ3-30ZBB: 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 OVERALL, drive_type: SLOTTED, grip_length: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, special_features: BLACK CHROMATE FINISH OVER ZINC, shank_neck_length: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-356-7239, 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
FJ3-30ZBB
NSN: 5325-01-356-7239
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
diameter0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
materialSTEEL OVERALL
drive_typeSLOTTED
grip_length0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
special_featuresBLACK CHROMATE FINISH OVER ZINC
shank_neck_length0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
surface_treatmentZINC OVERALL
securing_device_typeGROMMET
turnlock_stud_head_styleFLAT COUNTERSUNK
stud_shank_major_diameter0.183 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
NSN5325-01-356-7239
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FJ3-30ZBB · 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,FE/ZN 8,SC2 ASSN STD 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
•
DIAMETER: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
•
SHANK NECK LENGTH: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: GROMMET
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633,FE/ZN 8,SC2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
SHANK NECK LENGTH0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
SECURING DEVICE TYPEGROMMET
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER0.183 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
SPECIAL FEATURESBLACK CHROMATE FINISH OVER ZINC
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
FJ3-30ZDBReference document
Same NSN cross-reference
Reference document — Secondary reference
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 FJ3-30ZBB?
FJ3-30ZBB is a STUD,TURNLOCK FASTENER.
What parts can replace FJ3-30ZBB?
There is 1 known substitute for FJ3-30ZBB: FJ3-30ZDB. Substitute compatibility should be verified for your specific system.
What is the NSN for FJ3-30ZBB?
FJ3-30ZBB is cataloged in the U.S. Government catalog under NSN 5325-01-356-7239. 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.