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PartsTable / COMPONENT / FF-T-350C TY II ST 2
FF-T-350C TY II ST 2 ✓ 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 THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1006 OVERALL, head_style: THUMB NO. 4, head_height: 1.062 INCHES NOMINAL IN, point_style: FLAT, thread_class: 2A A, thread_length: 1.000 INCHES MAXIMUM IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-292-8420, 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-T-350C TY II ST 2
NSN: 5305-00-292-8420
FSC: 5305
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL COMP 1006 OVERALL
head_styleTHUMB NO. 4
head_height1.062 INCHES NOMINAL IN
point_styleFLAT
thread_class2A A
thread_length1.000 INCHES MAXIMUM IN
fastener_length1.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_between_flats1.500 INCHES NOMINAL IN
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch13
NSN5305-00-292-8420
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FF-T-350C TY II ST 2 · 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
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
THREAD CLASS: 2A A
•
HEAD HEIGHT: 1.062 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
THREAD QUANTITY PER INCH: 13
•
HEAD STYLE: THUMB NO. 4
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.500 INCHES IN
THREAD CLASS2A A
HEAD HEIGHT1.062 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
FASTENER LENGTH1.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
THREAD QUANTITY PER INCH13
HEAD STYLETHUMB NO. 4
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
POINT STYLEFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
RPS1R0Interchangeable
interchangeable cross-reference
interchangeable
PInterchangeable
interchangeable cross-reference
interchangeable
722699-211Interchangeable
interchangeable cross-reference
interchangeable
P1125Interchangeable
interchangeable cross-reference
interchangeable
HC1-1-8Interchangeable
interchangeable cross-reference
interchangeable
8B10V30V90VInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-T-350C TY II ST 2?
FF-T-350C TY II ST 2 is a THUMBSCREW.
What parts can replace FF-T-350C TY II ST 2?
There are 15 known substitutes for FF-T-350C TY II ST 2: RPS1R0, P, 722699-211 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FF-T-350C TY II ST 2?
FF-T-350C TY II ST 2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-292-8420. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026