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UA3T10Y91 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

UA3T10Y91: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.312 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: SLOTTED, grip_length: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN, surface_treatment: CADMIUM OVERALL, securing_device_type: GROMMET. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-236-1517, 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
UA3T10Y91
NSN: 5325-00-236-1517
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
diameter0.312 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeSLOTTED
grip_length0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
surface_treatmentCADMIUM OVERALL
securing_device_typeGROMMET
turnlock_stud_head_styleFILLISTER
stud_shank_major_diameter0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.051 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
stud_thread_size_and_series/type_designator0.187-20 QUADRUPLE THREAD
NSN5325-00-236-1517
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: UA3T10Y91 · 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: 0.051 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
DIAMETER: 0.312 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: GROMMET
•
TURNLOCK STUD HEAD STYLE: FILLISTER
•
STUD SHANK MAJOR DIAMETER: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.051 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.312 INCHES NOMINAL IN
SECURING DEVICE TYPEGROMMET
TURNLOCK STUD HEAD STYLEFILLISTER
STUD SHANK MAJOR DIAMETER0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR0.187-20 QUADRUPLE THREAD
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 2
247ASC0233-002Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
UA3T10Reference 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 UA3T10Y91?
UA3T10Y91 is a STUD,TURNLOCK FASTENER.
What parts can replace UA3T10Y91?
There are 2 known substitutes for UA3T10Y91: 247ASC0233-002, UA3T10. Substitute compatibility should be verified for your specific system.
What is the NSN for UA3T10Y91?
UA3T10Y91 is cataloged in the U.S. Government catalog under NSN 5325-00-236-1517. 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.