PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 784-8-20
784-8-20 ✓ 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 25.00 MILLIMETERS NOMINAL MM, overall_width: 15.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-144-3726, 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
784-8-20
NSN: 5305-00-144-3726
FSC: 5305
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter25.00 MILLIMETERS NOMINAL MM
overall_width15.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter52.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
NSN5305-00-144-3726
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 784-8-20 · 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 DIAMETER: 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD STYLE: ROUND
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
HEAD HEIGHT: 0.120 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD DIAMETER0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
FASTENER LENGTH1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM
THREAD DIRECTIONRIGHT-HAND
HEAD STYLEROUND
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
HEAD HEIGHT0.120 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.164 INCHES IN
THREAD LENGTH1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH32
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
FFS92ANDTYPE3STYLE1CInterchangeable
interchangeable cross-reference
interchangeable
AN515-8R12Interchangeable
interchangeable cross-reference
interchangeable
808P107CInterchangeable
interchangeable cross-reference
interchangeable
5422-8-32Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE3STYLE1CInterchangeable
interchangeable cross-reference
interchangeable
AN515-416R32Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 784-8-20?
784-8-20 is a BEARING,BALL,ANNULAR.
What parts can replace 784-8-20?
There are 18 known substitutes for 784-8-20: FFS92ANDTYPE3STYLE1C, AN515-8R12, 808P107C and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 784-8-20?
784-8-20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-144-3726. 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