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CA17040-12 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CA17040-12: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 PIN, grip_length: 1.290 INCHES NOMINAL IN, head_length: 0.915 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN, stud_head_height: 0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, securing_device_type: RING. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-545-7186, 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
CA17040-12
NSN: 5325-00-545-7186
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL COMP 302 PIN
grip_length1.290 INCHES NOMINAL IN
head_length0.915 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN
stud_head_height0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
securing_device_typeRING
turnlock_stud_head_styleFILLISTER WING
stud_shank_major_diameter0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
material_accommodated_thickness0.912 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN
material_document_and_classificationQQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE PIN
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-00-545-7186
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CA17040-12 · 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
•
HEAD LENGTH: 0.915 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.912 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE PIN
•
STUD HEAD HEIGHT: 0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: RING
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD LENGTH0.915 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN
MATERIAL ACCOMMODATED THICKNESS0.912 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE PIN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE STUD
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE HEAD
STUD HEAD HEIGHT0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
SECURING DEVICE TYPERING
TURNLOCK STUD HEAD STYLEFILLISTER WING
STUD SHANK MAJOR DIAMETER0.373 INCHES MINIMUM AND 0.374 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
483647-1Reference 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 CA17040-12?
CA17040-12 is a STUD,TURNLOCK FASTENER.
What parts can replace CA17040-12?
There is 1 known substitute for CA17040-12: 483647-1. Substitute compatibility should be verified for your specific system.
What is the NSN for CA17040-12?
CA17040-12 is cataloged in the U.S. Government catalog under NSN 5325-00-545-7186. 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.