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Technical Data Sheet
PartsTable / COMPONENT / F550
F550 ✓ 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 BRAKE,FLOOR,WHEELED EQUIPMENT is a the manufacturer industrial component. Key specifications include height: 7.750 INCHES NOMINAL IN, diameter: 0.562 INCHES NOMINAL IN, material: STEEL OVERALL, brake_type: FRICTION DISK, drive_type: SLOTTED, pedal_type: DOUBLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-449-3126, 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
F550
NSN: 5325-00-449-3126
FSC: 5325
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
height7.750 INCHES NOMINAL IN
diameter0.562 INCHES NOMINAL IN
materialSTEEL OVERALL
brake_typeFRICTION DISK
drive_typeSLOTTED
pedal_typeDOUBLE
grip_length0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
wheel_quantity4
axle_drive_typeCONVENTIONAL
battery_quantity1
prime_mover_typeGASOLINE ENGINE
retracted_height6.250 INCHES NOMINAL IN
NSN5325-00-449-3126
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: F550 · 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
•
STUD SHANK MAJOR DIAMETER: 0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
•
MATERIAL: STEEL OVERALL
•
GRIP LENGTH: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
DIAMETER: 0.562 INCHES NOMINAL IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
SHANK NECK LENGTH: 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STUD SHANK MAJOR DIAMETER0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
MATERIALSTEEL OVERALL
GRIP LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
DIAMETER0.562 INCHES NOMINAL IN
MATERIAL ACCOMMODATED THICKNESS0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
SHANK NECK LENGTH0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
DRIVE TYPESLOTTED
TURNLOCK STUD SHANK STYLESTUD SHANK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
TL-65JInterchangeable
interchangeable cross-reference
interchangeable
TL-75Interchangeable
interchangeable cross-reference
interchangeable
PWA6809-21Interchangeable
interchangeable cross-reference
interchangeable
K131Interchangeable
interchangeable cross-reference
interchangeable
F-550Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F550?
F550 is a BRAKE,FLOOR,WHEELED EQUIPMENT.
What parts can replace F550?
There are 5 known substitutes for F550: TL-65J, TL-75, PWA6809-21 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F550?
F550 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-449-3126. 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