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£6.73
235545
In stock
1/4″ x 28 Special Taper Thread Forming Thread. 45° Grease Fitting.
Self-forming threads can be screwed or driven into an untapped hole. The recommended size of the hole for a 1/4″ x 28 thread is 5.84-5.97mm (Ref SAE J534) but can be dependent on the material.
Avoid chamfering as a sharp edge to the hole helps the thread bite
Premium Quality Steel. Case Hardened. Zinc Plated with Trivalent Passivate. RoHS and REACH compliant.
With carbon steel ball check to prevent the ingress of dirt only. Not to be used to retain back pressure.
Stress Relieved Spring to ensure long service life.
Material Certificates are available on request.
Made exclusively in Britain. Worldwide Shipping.
Also available with Zinc Yellow Chromate Finish. Code Number 215545. Limited Availability
| Angle | 45 |
|---|---|
| Ball_check | Yes |
| Dims_a_i | 0.86 |
| Dims_a_m | 21.84 |
| Dims_b_i | 0.19 |
| Dims_b_m | 4.8 |
| Dims_c_i | 0.39 |
| Dims_c_m | 9.9 |
| Hardened | Yes |
| Hole | ref. SAE J534 |
| International | SAE J534 |
| Manufacturer | Hydraulic Grease Nipple |
| Material | Mild Steel |
| Spanner_wrench_size | 3/8" Hexagon |
| Thread | 1/4 x 28 Special Taper |
| Thread_type | Self-forming |
| Zinc_plating | Zinc Trivalent Passivate |