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PartsTable / COMPONENT / FF-S-92 TY1ST2S
FF-S-92 TY1ST2S ✓ 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 SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.452 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, thread_length: 0.650 INCHES NOMINAL IN, screw_material: NICKEL ALLOY K-500, fastener_length: 0.750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-011-0596, 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 TY1ST2S
NSN: 5305-00-011-0596
FSC: 5305
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.452 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_length0.650 INCHES NOMINAL IN
screw_materialNICKEL ALLOY K-500
fastener_length0.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
features_providedSQUARE NUT
internal_drive_styleSLOT
nominal_thread_diameter0.250 INCHES IN
screw_surface_treatmentCADMIUM
NSN5305-00-011-0596
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FF-S-92 TY1ST2S · 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
•
HEAD STYLE: FLAT COUNTERSUNK
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 2S STYLE
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
THREAD LENGTH: 0.384 INCHES MINIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD CLASS: 2A A
•
HEAD DIAMETER: 0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEFLAT COUNTERSUNK
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2S STYLE
NOMINAL THREAD DIAMETER0.190 INCHES IN
THREAD LENGTH0.384 INCHES MINIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE
THREAD CLASS2A A
HEAD DIAMETER0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
INTERNAL DRIVE STYLESLOT
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
FF-S-92Interchangeable
Same NIIN cross-reference
interchangeable
110596Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-S-92 TY1ST2S?
FF-S-92 TY1ST2S is a SCREW,MACHINE.
What parts can replace FF-S-92 TY1ST2S?
There are 2 known substitutes for FF-S-92 TY1ST2S: FF-S-92, 110596. Substitute compatibility should be verified for your specific system.
Is FF-S-92 TY1ST2S still available?
FF-S-92 TY1ST2S 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