PartsTable
Technical Data Sheet
FFS103TYPE3STYLE4 ✓ 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 SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 410 OR STEEL COMP 416 OVERALL, head_style: HEADLESS (SETSCREW), point_style: CUP, thread_class: 3A A, thread_length: 0.125 INCHES MAXIMUM IN, fastener_length: 0.125 INCHES NOMINAL 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 5305-00-010-2594, 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
FFS103TYPE3STYLE4
NSN: 5305-00-010-2594
FSC: 5305
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 410 OR STEEL COMP 416 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleCUP
thread_class3A A
thread_length0.125 INCHES MAXIMUM IN
fastener_length0.125 INCHES NOMINAL IN
hardness_rating30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
minimum_yield_strength100000 POUNDS PER SQUARE INCH LBS
NSN5305-00-010-2594
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FFS103TYPE3STYLE4 · 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
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
THREAD LENGTH: 0.625 INCHES MAXIMUM IN
MATERIAL: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 3 STYLE
POINT STYLE: OVAL
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
THREAD LENGTH0.625 INCHES MAXIMUM IN
MATERIALSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 3 STYLE
POINT STYLEOVAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD QUANTITY PER INCH16
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
220-007Interchangeable
interchangeable cross-reference
interchangeable
PT5-6Interchangeable
interchangeable cross-reference
interchangeable
20287-187Interchangeable
interchangeable cross-reference
interchangeable
102594Interchangeable
interchangeable cross-reference
interchangeable
040957Interchangeable
interchangeable cross-reference
interchangeable
46072 28012Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFS103TYPE3STYLE4?
FFS103TYPE3STYLE4 is a SETSCREW.
What parts can replace FFS103TYPE3STYLE4?
There are 14 known substitutes for FFS103TYPE3STYLE4: 220-007, PT5-6, 20287-187 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FFS103TYPE3STYLE4?
FFS103TYPE3STYLE4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-010-2594. This indicates validated use in U.S. government and defense supply chains.
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