20057B Sleeve Bearing
综合规格和应用细节: 20057B Sleeve Bearing.
概括
探索軸承的詳細摘要資訊： 20057B. 包括 NSN、分類組和識別碼，以支援採購、合規性和準確的零件追蹤。
- 零件編號
- 20057B
- 聯邦供應分類
- 3120 未安裝的滑動軸承
- （NSN）國家庫存編號
- 3120-00-358-2258
- 商品名稱代碼
- 13205
- 聯邦物品識別指南
- A045A0
- 分配日期
- 01/01/1963
管狀物件，帶或不帶凸緣，旨在減少摩擦，並在平行於孔軸線的表面上承載動載荷。必須具有可見或可檢測的潤滑裝置，或可自潤滑。總長度必須超過外徑的25%或本體週邊平面之間的最短距離，但直管狀（無凸緣或肩部）物體除外，其承載面僅平行於孔軸線。包括分成兩段或多段，且承載圓週角不超過180度（3.141弧度）的物件。另請參閱襯套、套筒；墊片、套筒；以及墊圈（經修改）。不含：銷、空心。
1.4990 inches minimum and 1.5000 inches maximum body inside diameter, chamfered outside right corner corner shape, 2.1885 inches minimum and 2.1895 inches maximum body outside diameter, 1 hole antirotation/lubrication type and quantity, square left flange body corner corner shape
數據表
以下是軸承的綜合技術規格： 3120-00-358-2258 . 尋找尺寸、材料、公差、性能特徵等。
- 防旋轉/潤滑類型和數量
- 1 hole
- 閥體內徑
- 1.4990 inches minimum and 1.5000 inches maximum
- 閥體外徑
- 2.1885 inches minimum and 2.1895 inches maximum
- 角形狀
- chamfered outside right corner
- 角形狀
- square left flange body corner
- 角形狀
- square left flange outside right corner
- 角形狀
- square outside left corner
- 角形狀
- square inside left corner
- 角形狀
- square inside right corner
- 法蘭外徑
- 2.9950 inches minimum and 3.0050 inches maximum
- 法蘭寬度
- 0.33875 inches minimum and 0.34875 inches maximum
- 潤滑劑調節方式
- grooved circular
- 總長度
- 3.15125 inches minimum and 3.16125 inches maximum
- 材料
- steel outer layer
- 材料
- tin alloy uns l13870 inner layer
- 特殊功能
- flange face has 0.2500 in radius groove across diameter
- 樣式指示器
- solid, external flange one end
- 表面凹槽位置和數量
- 1 external
替換
The NSN 3120-00-358-2258 is used in place of the following discontinued or alternate items:
| NSN | 姓名 | 日期 |
|---|---|---|
| 3120-00-147-8228 | No Name Available | 01/01/1963 |
常見問題
快速找到有關軸承的常見問題的答案： 20057B. 探索技術規格、安裝技巧、維護指南、監管要求和故障排除建議。
- What is the FSCG of the NSN 3120-00-358-2258?
- The FSCG of the NSN 3120-00-358-2258 is 3120
- Does the NSN 3120-00-358-2258 have a Schedule B code assigned?
- Yes, the Schedule B code is 8482997090
- Does NSN 3120-00-358-2258 require demilitarization?
- Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- Does NSN 3120-00-358-2258 contain precious materials?
- Precious metal content is unknown
- Does NSN 3120-00-358-2258 contain hazardous materials?
- Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- When the NSN 3120-00-358-2258 was assigned to the Federal Catalog?
- It was assigned 63 年前, on Tue, Jan 1, 1963