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PartsTable / COMPONENT / FFS92TYPEISTYLE4S
FFS92TYPEISTYLE4S ✓ 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: FILLISTER, head_height: 0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN, thread_length: 0.205 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, screw_material: COPPER ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-297-3988, 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
FFS92TYPEISTYLE4S
NSN: 5305-00-297-3988
FSC: 5305
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
thread_length0.205 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
screw_materialCOPPER ALLOY
fastener_length0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.125 INCHES IN
screw_surface_treatmentPASSIVATE
minimum_tensile_strength55000 POUNDS PER SQUARE INCH LBS
NSN5305-00-297-3988
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FFS92TYPEISTYLE4S · 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
•
MINIMUM TENSILE STRENGTH: 60000 POUNDS PER SQUARE INCH LBS
•
SCREW MATERIAL: STEEL
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD DIAMETER: 0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY FASTENER LENGTH
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
HEAD STYLE: FILLISTER
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH LBS
SCREW MATERIALSTEEL
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD DIAMETER0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY FASTENER LENGTH
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
HEAD STYLEFILLISTER
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH1.563 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
FFS92TYPEISTYLE4SInterchangeable
interchangeable cross-reference
interchangeable
B1859Interchangeable
interchangeable cross-reference
interchangeable
1050Interchangeable
interchangeable cross-reference
interchangeable
1383Interchangeable
interchangeable cross-reference
interchangeable
AN500C2-3Interchangeable
interchangeable cross-reference
interchangeable
8599247-040Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFS92TYPEISTYLE4S?
FFS92TYPEISTYLE4S is a SCREW,MACHINE.
What parts can replace FFS92TYPEISTYLE4S?
There are 9 known substitutes for FFS92TYPEISTYLE4S: FFS92TYPEISTYLE4S, B1859, 1050 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FFS92TYPEISTYLE4S?
FFS92TYPEISTYLE4S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-297-3988. 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