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CA2021-0 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CA2021-0: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, material: STEEL COMP 303 OVERALL, drive_type: SOCKET, grip_length: 0.090 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN, extension_length: 0.125 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-421-5115, 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
CA2021-0
NSN: 5325-00-421-5115
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
diameter0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
materialSTEEL COMP 303 OVERALL
drive_typeSOCKET
grip_length0.090 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
extension_length0.125 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
securing_device_typeRING
turnlock_stud_head_styleFILLISTER
stud_shank_major_diameter0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_document_and_classificationASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
stud_thread_size_and_series/type_designator0.112-40 UNIFIED NATIONAL COARSE (UNC)
NSN5325-00-421-5115
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CA2021-0 · 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 SINGLE TREATMENT RESPONSE OVERALL
•
DRIVE TYPE: SOCKET
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
EXTENSION LENGTH: 0.125 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: RING
•
TURNLOCK STUD HEAD STYLE: FILLISTER
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
DRIVE TYPESOCKET
TURNLOCK STUD SHANK STYLESTUD SHANK
EXTENSION LENGTH0.125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
SECURING DEVICE TYPERING
TURNLOCK STUD HEAD STYLEFILLISTER
STUD SHANK MAJOR DIAMETER0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
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

No substitute or cross-reference records for this part.

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 CA2021-0?
CA2021-0 is a STUD,TURNLOCK FASTENER.
What is the NSN for CA2021-0?
CA2021-0 is cataloged in the U.S. Government catalog under NSN 5325-00-421-5115. This indicates validated use in U.S. government and defense supply chains.
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