NAV4904 needle roller bearings | governance Needle (certified) | needle roller bearings provided by Linqing municipal and needle roller bearings plant. Linqing municipal and needle roller bearings plant (www.zhgzzc.com) is specialized in "physical ring type needle roller bearings, bearing roller type needle roller bearings, needle roller bearings curve wheel class," the enterprise, the company adhering to the "integrity management , hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Mr.Song. Rise in temperature of the friction surface, the impact is much larger than the sliding speed V bearer impact pressure P. Velocity V bearing calorific NAV4905 needle roller bearings, needle roller bearings 4,074,903 mainly caused by the friction of bearings, we can see, the bearing life is mainly determined by the value of P × V's. Needle Roller Bearing Co., Ltd. is located in Linqing governance Linqing Pan Town Industrial Park West first NAV4904 needle roller bearings, and tobacco shops bearing market together, close to the Pro Hall Road, traffic is very convenient. Professional production of needle roller bearings Needle roller bearings, and build all types of non-standard needle roller, cylindrical roller and other types of products. English model metric series: HK, BK, F, FH, FY, MF, MFH, MFY; TA..Z, TLA..Z, TAM, TLAM, YT, YTL. Inch Series: SCE, BCE, SCH, BCH, SN, B, BH, M, MH,; BA ... Z, BHA ... Z, BAM, BHAM, YB, YBH. Example: HK XX YY XX model inscribed circle diameter height YYRS ------ for a ring with the metric system for two 2RS ----- ring, with the metric system for P ------- a ring, with the imperial system PP ------ for two seals, with the imperial system ASI / OH --- for hole HK, BA, TA..Z-- Piercing drawn cup needle roller bearings BK, TAM, TLAM-- Sealed drawn cup needle roller bearings F-- Piercing drawn cup needle roller bearings, full complement FY, YT-- full perforation drawn cup needle roller bearings (grease limit) FH, YTL-- full perforation drawn cup needle roller bearings (heavy series) MF-- Drawn cup needle roller bearings, full complement MFH-- Drawn cup needle roller bearings, full complement SCE-- Piercing drawn outside BCE-- sealing ring needle roller bearings drawn cup needle roller bearings SCH-- Piercing drawn cup needle roller bearings BCH-- Sealed drawn cup needle roller bearings SN-- Piercing drawn cup needle roller bearings, full complement B-- Piercing drawn cup needle roller bearings, full complement BH-- Piercing drawn cup needle roller bearings, full complement (heavy series) M-- Drawn cup full complement needle roller bearings Sealed drawn outside MH-- ring full complement needle roller bearings (heavy series)