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  • 28880/28820
  • 新型号：
  • 旧型号：
  • 所属类型：TS单列
  • 品牌：TIMKEN轴承
  • ConeInner:28880     CupOuter:28820     D:304.8mm     d:247.65mm     T:22.225mm     Y=0.4/Tancontactangle:1.85     B:22.225mm     Db:291.084mm     Aa:1.524mm     Ab:1.778mm     C:15.875     R:1.524     r:1.524     db:258.064     da:256.032     Da:293.878     a:17.272    
  • 重量：kg
相关供应商
产品参数
产品型录
产品介绍
轴承类型
BearingType TRB -
子类
BearingSubtype TS -
基本尺寸
ConeInner 28880 内圈
CupOuter 28820 外圈
D 304.8 mm 内径
d 247.65 mm 外径
T 22.225 mm 宽度
Y=0.4/Tancontactangle 1.85 系数
B 22.225 mm 内圈宽度
Db 291.084 mm 轴承座挡肩直径
Aa 1.524 mm 保持架（负值表示保持架超出内圈大端面）
Ab 1.778 mm 保持架（负值表示保持架没超出内圈小端面）
C 15.875 外圈宽度
R 1.524 最大轴肩倒角半径
r 1.524 最大轴承座挡肩圆角半径
db 258.064 轴肩直径
da 256.032 轴肩直径
Da 293.878 轴承座挡肩直径
a 17.272 有效中心位置
基本额定载荷
C1 157467 一百万转动态径向载荷
C90 40790.2 九千万转动态径向载荷
Ca90 22685.9 九千万转单列轴承动态轴向载荷
C0 373206 静态额定载荷
K=0.39/Tancontactangle 1.80 系数
e=1.5*Tancontactangle 0.32 系数
Cg 0.1479 几何系数
重量
AssemblyWeight 3179.68 g -

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基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-15 23:58:25 HTTP/2.0 GET : https://so.zcwcn.com/detail-337818.html
  2. 运行时间 : 3.567048s [ 吞吐率：0.28req/s ] 内存消耗：7,524.30kb 文件加载：151
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=78e46c3b962771f40945f9a181e7fbf2
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  1. CONNECT:[ UseTime:0.000707s ] mysql:host=127.0.0.1;port=3306;dbname=zcwcn_db;charset=utf8
  2. SHOW FULL COLUMNS FROM `zzw_config` [ RunTime:0.001888s ]
  3. SELECT * FROM `zzw_config` ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000371s ]
  4. SHOW FULL COLUMNS FROM `zzw_common_cat` [ RunTime:0.001316s ]
  5. SELECT * FROM `zzw_common_cat` WHERE `deltime` = '' AND `parent_id` = 0 ORDER BY `sort` ASC,`id` ASC LIMIT 0,4 [ RunTime:0.000454s ]
  6. SELECT * FROM `zzw_common_cat` WHERE `parent_id` = 15 AND `deltime` = '' ORDER BY `sort` ASC LIMIT 0,8 [ RunTime:0.000430s ]
  7. SELECT * FROM `zzw_common_cat` WHERE `parent_id` = 16 AND `deltime` = '' ORDER BY `sort` ASC LIMIT 0,8 [ RunTime:0.000364s ]
  8. SELECT * FROM `zzw_common_cat` WHERE `parent_id` = 14 AND `deltime` = '' ORDER BY `sort` ASC LIMIT 0,8 [ RunTime:0.000361s ]
  9. SELECT * FROM `zzw_common_cat` WHERE `parent_id` = 13 AND `deltime` = '' ORDER BY `sort` ASC LIMIT 0,8 [ RunTime:0.000373s ]
  10. SELECT `url` FROM `zzw_config` WHERE `id` = 2 LIMIT 1 [ RunTime:0.000342s ]
  11. SHOW FULL COLUMNS FROM `zzw_bearing` [ RunTime:0.001482s ]
  12. SELECT `b`.*,`br`.`brandname`,`bc`.`catname` FROM `zzw_bearing` `b` LEFT JOIN `zzw_bearing_brand` `br` ON `b`.`brandid`=`br`.`id` LEFT JOIN `zzw_bearing_cat` `bc` ON `b`.`catid`=`bc`.`catid` WHERE `b`.`id` = '337818' LIMIT 1 [ RunTime:0.000451s ]
  13. SHOW FULL COLUMNS FROM `zzw_bearing_brand` [ RunTime:0.001419s ]
  14. SELECT * FROM `zzw_bearing_brand` WHERE `id` = 3016 LIMIT 1 [ RunTime:0.000326s ]
  15. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.024489s ]
  16. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.023903s ]
  17. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.023327s ]
  18. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.022096s ]
  19. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.022250s ]
  20. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.022599s ]
  21. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.022674s ]
  22. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.023637s ]
  23. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.022473s ]
  24. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.024477s ]
  25. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.034512s ]
  26. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.038309s ]
  27. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.031057s ]
  28. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.039512s ]
  29. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.038578s ]
  30. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.038948s ]
  31. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.036658s ]
  32. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.035512s ]
  33. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.038123s ]
  34. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.031772s ]
  35. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.033636s ]
  36. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.031333s ]
  37. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.036874s ]
  38. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.037201s ]
  39. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.031796s ]
  40. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.031308s ]
  41. SELECT `id`,`catid`,`brandid`,`para_json` FROM `zzw_bearing` `b` WHERE `brandid` = 3016 AND `catid` = 3058 AND `deltime` = '' [ RunTime:0.034074s ]
  42. SELECT * FROM `zzw_config` WHERE `id` = 2 LIMIT 1 [ RunTime:0.001165s ]
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