6 Inch Nylon Brakeable Jockey Wheel Assembly
6 Inch Nylon Brakeable Jockey Wheel Assembly for B2B equipment or trailer support projects. Specify the fit-controlling interface, duty and quantity for quotation.
6 inch nylon wheel
150 x 50 mm wheel
1200 lb jockey-jack group
Side wind
Where this configuration fits
Procurement teams often encounter 6 Inch Nylon Brakeable Jockey Wheel Assembly as a catalogue term, but the purchasing decision becomes clearer when the term is converted into measurable operating requirements.
In trailer support and manoeuvring applications requiring a nylon wheel, brake and listed mounting clearance, the selection should therefore start with the actual carried load, wheel/ground contact and attachment geometry. That keeps a dimensional or material choice connected to the job it must perform rather than to a generic product description.
The common failure is to treat one attractive parameter as the whole specification. A wheel can fit visually and still fail to match the axle, bracket, stowed envelope or duty cycle. A better purchasing note captures total equipment weight, supporting points, floor condition, axle or bracket measurements, expected manoeuvring and quantity, so suppliers can compare like with like and flag missing dimensions instead of guessing.
Configuration overview
6 Inch Nylon Brakeable Jockey Wheel Assembly is presented as a procurement-ready configuration rather than a one-number commodity. Verified details for this item include wheel: 6 inch nylon wheel, wheel diameter / width: 150 x 50 mm wheel, series context: 1200 lb jockey-jack group. Any interface or performance value that is not listed should be confirmed against the equipment before quotation.
For replacement work, photograph the existing assembly from the side and mounting face, then record wheel diameter, wheel width, hub or axle dimensions, overall installed height and nearby clearance. For a new design, include the drawing or mounting envelope.
Technical specifications
The table separates current configuration facts from items that need project confirmation. An unlisted number creates more risk than a clearly marked confirmation point.
| Parameter | Current configuration |
|---|---|
| Колесо | 6 inch nylon wheel |
| Wheel diameter / width | 150 x 50 mm wheel |
| Series context | 1200 lb jockey-jack group |
| Operation | Side wind |
| Surface finish | Galvanized |
| Brake | Brakeable |
| Assembly weight | 8.3 kg |
Application and duty conditions
Trailer support and manoeuvring applications requiring a nylon wheel, brake and listed mounting clearance. Selection should still account for floor joints, ramps, side loads, impacts and periods of stationary load. Where the wheel is part of a trailer support assembly, separate the vertical support task from manoeuvring effort and check that the jack can retract or fold without striking the drawbar, coupling or ground.
For equipment carts, usable load per wheel may not equal total load divided by wheel count if the floor is uneven or the frame is not perfectly rigid.
Load and mobility review
Start with equipment dead weight, maximum payload and the number of wheels that reliably support the frame. Add an application-appropriate allowance for uneven load sharing, floor transitions and impact. For trailer jacks, distinguish the static nose or drawbar load from the effort required to manoeuvre the trailer.
Wheel diameter influences obstacle crossing and clearance, while material and bearing choice influence rolling behaviour. None of those variables substitutes for the actual rating of the selected assembly.
Installation interface
Before release, compare the mounting interface against the equipment. For a loose wheel this means bore or bearing type, axle diameter, hub length, spacers and side clearance. For a jockey or guide-wheel assembly it also includes tube diameter, clamp or plate geometry, fastener access, crank clearance, retracted height and the path used when the assembly swivels or folds.
Do not force a near-fit with improvised spacers unless the joint has been engineered for it. Misalignment can create bearing side load, rubbing and premature wear.
Material and surface considerations
Polymer wheel material should be considered together with floor, contamination, cleaning chemicals, noise expectations and temperature. Nylon and polypropylene are hard thermoplastic families, but exact grade and operating environment still matter. Where the listed configuration specifies a galvanized bracket or tube, that finish applies to the stated configuration only.
If floor marking, wash-down chemistry, electrical properties or unusual temperature matter, state them explicitly. Those requirements should not be inferred from wheel colour.
Inspection points before installation
On receipt, compare the product against approved dimensions and configuration. Check that the wheel rotates without binding, the bore or bearing seats correctly, fasteners are present where specified and the fork or bracket is free from visible deformation. For a jack assembly, operate the crank through usable travel without load first and confirm folding or swivel movement clears the equipment.
During commissioning, observe the assembly on the real floor at low speed. Look for rubbing, unusual side movement, loose hardware, wheel wobble and interference with guards or frames.
RFQ details that speed up review
- Product name or existing model reference when available
- Wheel diameter, width, bore/bearing and hub length for loose wheels
- Tube, clamp, plate, bolt-hole or axle dimensions for complete assemblies
- Maximum equipment weight, payload and number of supporting wheels
- Floor or ground, obstacles, chemicals and brake requirement
- Required quantity, destination and any drawing or photo
For broader selection guidance, review the castor and wheel selection guide, the руководство по измерениям and the related product family.
Questions buyers commonly ask
Can you quote from a photo only?
A photo helps identification, but reliable quotation normally needs the dimensions controlling fit plus load and quantity.
Can the wheel material be changed?
Material changes may be possible for some families, but grade, load, floor and process minimums must be reviewed.
How should replacement fit be checked?
Measure the existing unit before removal when possible and compare installed height and clearance as well as wheel size.
Is one rated load enough to select the product?
No. Load is essential, but mounting, floor, wheel material, diameter, bearing arrangement and duty cycle also matter.
Treat the brake as one function inside the support assembly
6 Inch Nylon Brakeable Jockey Wheel Assembly adds wheel-level parking control, but the brake does not replace correct support-load, mounting or ground selection. Confirm what the brake is expected to hold, how the operator reaches it and whether the wheel can be braked without interference from the trailer frame or nearby hardware.
A parking brake should be evaluated on the actual surface and slope policy of the equipment. It should not be used to compensate for an unstable mounting or an incorrectly sized support assembly.
Crank travel and stowed clearance
Operate the jack through its useful vertical travel and check the path of the wheel, crank and bracket. The assembly needs sufficient clearance while supporting the drawbar and while retracted or folded for travel. Record tube, clamp or plate dimensions together with closed height and nearby coupling or chassis geometry.
For replacement work, a side photograph of the installed jack is especially useful because it shows both the mounting height and the direction in which the wheel must move.
Commissioning checks
Before routine service, raise and lower the jack without full load, apply and release the brake, then repeat under a controlled representative support condition. Check for wheel rubbing, brake drag when released, loose mounting hardware and any contact during swivel or folding movement.
Keep the accepted assembly reference with wheel material, size, brake function, mounting dimensions and trailer group so repeat orders preserve the same operating assumptions.
Quote the assembly, not only the wheel
An RFQ should include the complete assembly reference, wheel size and material, mounting or tube dimensions, support-load requirement, brake requirement, ground condition, quantity and photographs or drawings. This avoids a wheel-only quotation when the real requirement is the complete braked support unit.
Keep operating and receiving checks tied to 6 Inch Nylon Brakeable Jockey Wheel Assembly
After installation, operate the jack and brake several times without relying on the brake as the sole means of securing a trailer. Check fastener seating, wheel rotation, crank operation and clearance. After the first controlled manoeuvring cycle, recheck the mounting hardware according to the equipment owner’s normal maintenance practice.
For future orders, retain the accepted wheel material, nominal diameter, assembly finish, brake requirement and mounting details on one line. If any of those variables change, request a fresh configuration review rather than assuming interchangeability from a similar photograph.
Check tube, bracket and crank access for 6 Inch Nylon Brakeable Jockey Wheel Assembly
The mounting description for this configuration is the actual interface. Record tube outside diameter, clamp or bracket position, closed height, required lift and clearance for the crank handle. The wheel must be able to rotate or steer as intended without the fork, tyre or lever contacting the trailer structure.
For replacement work, take measurements with the trailer safely supported and photograph the original clamp position before removal. If the assembly folds or swivels for travel, confirm both the deployed and stowed envelopes rather than validating only the parked position.
Confirm brake geometry and release clearance on 6 Inch Nylon Brakeable Jockey Wheel Assembly
6 Inch Nylon Brakeable Jockey Wheel Assembly combines a support-wheel assembly with a brakeable configuration. The product data identifies the specified wheel diameter, the specified wheel width, the specified wheel material and the specified configuration. Before approval, check that the brake lever can move through its full range without fouling the drawbar, clamp, guard or stored trailer hardware.
The brake should be evaluated on the intended ground and at the real support load. A parking function cannot be judged from lever travel alone; wheel contact, surface condition and the complete supporting arrangement influence whether the assembly is suitable. Keep the brake requirement explicit in the RFQ so a non-braked look-alike cannot be substituted.
Request a quote for 6 Inch Nylon Brakeable Jockey Wheel Assembly
Send your dimensions, application and quantity so fit-critical details can be reviewed before quotation.
