Flanged Compact Type - Single
Brand :
MISUMI
Caution
- Except for MX Lubrication Units, MISUMI Linear Bushings are applied with anti-rust oil harmless to lubricants. After cleaning and drying the bushings, grease application is recommended before use.
- Recommended Cleaning Method: Ultrasonic cleaning machine or white kerosene
Product Description
Compact Type is 4 to 5 mm smaller in flange diameter (H dimension) and 2 mm smaller in O.D. (D dimension) than Standard Type. Flange shape length: Single Type Standard.
Round Flange
Square flange
Compact Flange
dr = 6 to 12
dr = 16
| Type | Outer Cylinder | Balls | Retainer | Operating Ambient Temperature | [A] Accessory | ||||
| Round Flange | Square flange | Compact Flange | [M] Material | [H] Hardness | [S] Surface Treatment | [M] Material | [M] Material | ||
| LHRK | LHSK | LHCK | SUJ2 Equivalent | 58HRC or more | — | SUJ2 Equivalent | Plastic (Duracon M90 Equivalent) | −20 to 80°C | Seal [M] Material Nitrile Rubber (−20 to 120°C) |
| LHRKM | LHSKM | LHCKM | Electroless Nickel Plating | SUS440C Equivalent | |||||
Specification Table
| Part Number | |
LHRK12 LHRK12L LHRK12G LHRK12H | (L Type Greased) (G Type Greased) (H Type Greased) |
| dr | D Tolerance | L | H | T | d | d1 | t | r | P.C.D. | W | F | A | Eccentricity (Max.) * 1 | Balls Rows | Perpendicularity * 2 | Basic Load Rating | Mass (g) | |||||||
| Tolerance | Surface Treatment Not Provided | Surface Treatment Provided | Tolerance | C (Dynamic) N | Co (Static) N | Round Flange | Square flange | Compact Flange | ||||||||||||||||
| 6 | 10 | 0 − 0.011 | 0 − 0.015 | 19 | ±0.3 | 25 | 5 | 3.5 | 6 | 3.1 | 3 | 19 | 20 | — | 19 | 0.012 | 6 | 0.012 | 131 | 155 | 18 | 14 | 15 | |
| 8 | 0 | 13 | 0 | 0 | 24 | 28 | 22 | 23 | — | 22 | 235 | 277 | 27 | 22 | 24 | |||||||||
| 10 | − 0.009 | 17 | − 0.013 | − 0.018 | 29 | 35 | 6 | 4.5 | 7.5 | 4.1 | 3.75 | 27 | 27 | — | 27 | 368 | 433 | 52 | 41 | 46 | ||||
| 12 | 19 | 0 | 0 | 30 | 38 | 30 | 29 | — | 30 | 381 | 449 | 64 | 50 | 55 | ||||||||||
| 16 | 26 | − 0.016 | − 0.021 | 37 | 44 | 36 | 34 | 24 | 27 | 608 | 716 | 96 | 77 | 83 | ||||||||||
* 2. Perpendicularity of D to flange mounting surface.
[ ! ] Anti-rust oil is applied at the time of delivery.
Grease coating
By selecting the grease below, change to the product with grease coating is available.
By selecting the grease below, change to the product with grease coating is available.
| Type | Product Name | Main Features |
| A Type | Alvania Grease S2 (by Showa Shell Sekiyu) | General-purpose grease suitable for various grease lubrication locations. |
| Y Type | AFF (Made by THK Co., Ltd.) | Grease with less particles, stable rolling resistance, and excellent fretting resistance. |
| G Type | LG2 (Made by NSK Ltd.) | Grease with less particles, excellent wear and rust resistance. |
| L Type | ET-100K (Made by KYODO YUSHI Co., Ltd.) | Superior heat resistance and oxidation stability. Also high adhesion and cohesion with limited splash or leakage. |
| H Type | FGL (Lubriplate) | Suitable for lubrication of equipment used in food, beverage and pharmaceutical industries. (NSF H-1 Reg. No. 043534) |
Grease Performance Table (Reference Value)
| Item | Conditions | Unit | Measurement Method | A Type | Y Type | G Type | L Type | H Type |
| Thickener | — | — | — | Lithium Type | Lithium Type | Lithium Type | Aromatic Diurea | Aluminum Complex Soap |
| Base Oil | — | — | — | Mineral Oil | Fine Synthetic Oil | Mineral Oil + Synthetic Hydrocarbon Oil | Ether Synthetic Oil | USP White Oil |
| Base Oil Kinematic Viscosity | 40°C | mm2/s | JIS K2220 23 | 131 | 100 | 32 | — | 105 (ASTMD-445) |
| 100°C | 12.2 | — | 5.4 | — | 11.5 (ASTMD-445) | |||
| Worked Penetration | — | — | JIS K2220 7 | 283 | 315 | 199 | 280 | 310 (ASTMD-217) |
| Dropping Point | — | °C | JIS K2220 8 | 181 | 220 | 201 | 260 < | 238 (ASTMD-217) |
| Evaporation Amount | 99°C × 22 hr | wt% | JIS K2220 10 | 0.2 | 0.7 | 1.4 | — | 0.27 (ASTMD−972) |
| Oil Separation | 100°C × 24 hr | wt% | JIS K2220 11 | 2.4 | 2.6 | 0.8 | 1.2 | 2.1 (ASTMD−1742) |
| Operating Temp. | In Air | °C | — | -25 to 120 | -40 to 120 | −20 to 70 | −40 to 200 | −12 to 177 |