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 hole antirotation/lubrication type and quantity, 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, 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