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40S47-12 — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

40S47-12: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include material: STEEL OVERALL, eyelet_length: 0.502 INCHES NOMINAL IN, stud_assembly_style: STUD ASSEMBLY, eyelet_outside_diameter: 0.413 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN, turnlock_stud_head_style: LOOP ON BELL, distance_from_engaging_member_to_largest_bearing_surface_of_head: 0.723 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-702-3302, 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
40S47-12
NSN: 5325-00-702-3302
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
eyelet_length0.502 INCHES NOMINAL IN
stud_assembly_styleSTUD ASSEMBLY
eyelet_outside_diameter0.413 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
turnlock_stud_head_styleLOOP ON BELL
distance_from_engaging_member_to_largest_bearing_surface_of_head0.723 INCHES NOMINAL IN
NSN5325-00-702-3302
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 40S47-12 · 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
•
EYELET OUTSIDE DIAMETER: 0.413 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.723 INCHES NOMINAL IN
•
TURNLOCK STUD HEAD STYLE: LOOP ON BELL
•
MATERIAL: STEEL OVERALL
•
STUD ASSEMBLY STYLE: STUD ASSEMBLY
•
EYELET LENGTH: 0.502 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EYELET OUTSIDE DIAMETER0.413 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.723 INCHES NOMINAL IN
TURNLOCK STUD HEAD STYLELOOP ON BELL
MATERIALSTEEL OVERALL
STUD ASSEMBLY STYLESTUD ASSEMBLY
EYELET LENGTH0.502 INCHES NOMINAL 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40S47-12?
40S47-12 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What is the NSN for 40S47-12?
40S47-12 is cataloged in the U.S. Government catalog under NSN 5325-00-702-3302. 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.