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Technical Data Sheet
PartsTable / COMPONENT / FF-S-92 TY3ST2CSZ1/4
FF-S-92 TY3ST2CSZ1/4 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The FF-S-92 TY3ST2CSZ1/4 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-958-5247, 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
FF-S-92 TY3ST2CSZ1/4
NSN: 5305-00-958-5247
FSC: 5305
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
Part NumberFF-S-92 TY3ST2CSZ1/4
NSN5305-00-958-5247
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FF-S-92 TY3ST2CSZ1/4 · 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
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
SCREW MATERIAL: STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD DIAMETER: 0.442 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
THREAD QUANTITY PER INCH: 20
•
MINIMUM TENSILE STRENGTH: 55000 POUNDS PER SQUARE INCH LBS
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
SCREW MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD DIAMETER0.442 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD QUANTITY PER INCH20
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH LBS
NOMINAL THREAD DIAMETER0.250 INCHES IN
SCREW SURFACE TREATMENTCADMIUM OR ZINC
FASTENER LENGTH1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
101139Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE1SInterchangeable
interchangeable cross-reference
interchangeable
426921Interchangeable
interchangeable cross-reference
interchangeable
MS35190-291Interchangeable
interchangeable cross-reference
interchangeable
NASM35214Interchangeable
interchangeable cross-reference
interchangeable
5305PL0144760Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-S-92 TY3ST2CSZ1/4?
FF-S-92 TY3ST2CSZ1/4 is a FF-S-92 TY3ST2CSZ1/4.
What parts can replace FF-S-92 TY3ST2CSZ1/4?
There are 26 known substitutes for FF-S-92 TY3ST2CSZ1/4: 101139, FFS92TYPE1STYLE1S, 426921 and 23 more. Substitute compatibility should be verified for your specific system.
Is FF-S-92 TY3ST2CSZ1/4 still available?
FF-S-92 TY3ST2CSZ1/4 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026