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FJ3-40-SS — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

FJ3-40-SS: 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 303 OVERALL, drive_type: SLOTTED, grip_length: 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN, shank_neck_length: 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-047-0509, 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
FJ3-40-SS
NSN: 5325-01-047-0509
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
diameter0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
materialSTEEL COMP 303 OVERALL
drive_typeSLOTTED
grip_length0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
shank_neck_length0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
securing_device_typeSPRING
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_thickness0.215 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5325-01-047-0509
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FJ3-40-SS · 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-35 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.215 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
DIAMETER: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
•
SHANK NECK LENGTH: 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: SPRING
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC ALL TREATMENT RESPONSES OVERALL
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.215 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
DIAMETER0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
SHANK NECK LENGTH0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
SECURING DEVICE TYPESPRING
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
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
11078-005Reference 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 FJ3-40-SS?
FJ3-40-SS is a STUD,TURNLOCK FASTENER.
What parts can replace FJ3-40-SS?
There is 1 known substitute for FJ3-40-SS: 11078-005. Substitute compatibility should be verified for your specific system.
What is the NSN for FJ3-40-SS?
FJ3-40-SS is cataloged in the U.S. Government catalog under NSN 5325-01-047-0509. This indicates validated use in U.S. government and defense supply chains.
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