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F5T9 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

F5T9: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.562 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: SLOTTED, grip_length: 0.390 INCHES NOMINAL IN, shank_neck_length: 0.210 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-282-1916, 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
F5T9
NSN: 5325-00-282-1916
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
diameter0.562 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeSLOTTED
grip_length0.390 INCHES NOMINAL IN
shank_neck_length0.210 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
turnlock_stud_head_styleFLAT COUNTERSUNK
stud_shank_major_diameter0.311 INCHES NOMINAL IN
turnlock_stud_shank_styleSTUD SHANK
nondefinitive_spec/std_data1 TYPE AND 1 STYLE AND A CLASS AND B CLASS AND 5 SIZE
material_accommodated_thickness0.081 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
NSN5325-00-282-1916
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: F5T9 · 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
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.081 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
DIAMETER: 0.562 INCHES NOMINAL IN
•
SHANK NECK LENGTH: 0.210 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1 STYLE AND A CLASS AND B CLASS AND 5 SIZE
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
•
STUD SHANK MAJOR DIAMETER: 0.311 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.081 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.562 INCHES NOMINAL IN
SHANK NECK LENGTH0.210 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1 STYLE AND A CLASS AND B CLASS AND 5 SIZE
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER0.311 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
MIL-F-5591Reference document
Same NSN cross-reference
Reference document — Secondary reference
NAS5591Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F5T9?
F5T9 is a STUD,TURNLOCK FASTENER.
What parts can replace F5T9?
There are 2 known substitutes for F5T9: MIL-F-5591, NAS5591. Substitute compatibility should be verified for your specific system.
What is the NSN for F5T9?
F5T9 is cataloged in the U.S. Government catalog under NSN 5325-00-282-1916. This indicates validated use in U.S. government and defense supply chains.
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