4B20E7-007 Sleeve Bushing
综合规格和应用细节: 4B20E7-007 Sleeve Bushing.
概括
探索軸承的詳細摘要資訊： 4B20E7-007. 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
- 4B20E7-007
- 聯邦供應分類
- 3120 未安裝的滑動軸承
- （NSN）國家庫存編號
- 3120-00-689-7257
- 商品名稱代碼
- 13206
- 聯邦物品識別指南
- A045A0
- 分配日期
- 02/07/1968
一種管狀無螺紋物件，一端帶或不帶凸緣，設計用於插入孔中以減小孔的內徑，並保護周圍的主體結構免受應力、應變和/或振動造成的損壞。總長度必須超過外徑的25%，或主體週邊平面之間的最短距離。包括分成兩段或多段的物件，且軸承週邊的旋轉角度不超過180度（3.141弧度）。有關橡膠製品，請參閱非金屬襯套。另請參閱軸承，套筒；錐形襯套；墊片，套筒；絕緣體，襯套；以及電導體襯套。不包括：襯套，鑽頭，夾具。
0.5635 inches minimum and 0.5645 inches maximum body outside diameter, 0.4370 inches minimum and 0.4380 inches maximum body inside diameter, square left flange body corner corner shape, square left flange outside right corner corner shape, square outside left corner corner shape
數據表
以下是軸承的綜合技術規格： 3120-00-689-7257 . 尋找尺寸、材料、公差、性能特徵等。
- 閥體內徑
- 0.4370 inches minimum and 0.4380 inches maximum
- 閥體外徑
- 0.5635 inches minimum and 0.5645 inches maximum
- 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
- 角形狀
- square outside right corner
- 法蘭外徑
- 0.6780 inches minimum and 0.6980 inches maximum
- 法蘭寬度
- 0.0570 inches minimum and 0.0620 inches maximum
- 總長度
- 0.2707 inches minimum and 0.2857 inches maximum
- 材料
- copper alloy 642 overall
- 樣式指示器
- solid, external flange one end
- 表面處理
- 125.0 microinches inside diameter surface of body
- 表面處理
- 125.0 microinches outside diameter surface of body
- 表面處理
- 125.0 microinches left end surface of body and flange
- 表面處理
- 125.0 microinches right end surface of body
- 表面處理
- 125.0 microinches right end surface of left flange
- 表面處理
- 250.0 microinches outside diameter surface of flange
- 表面處理
- cadmium left end surface of body and flange
- 表面處理
- cadmium outside diameter surface of body
- 表面處理
- cadmium outside diameter surface of flange
- 表面處理
- cadmium right end surface of body
- 表面處理
- cadmium right end surface of left flange
替換
The NSN 3120-00-689-7257 is used in place of the following discontinued or alternate items:
| NSN | 姓名 | 日期 |
|---|---|---|
| 3120-01-314-4826 | No Name Available | 11/01/1992 |
常見問題
快速找到有關軸承的常見問題的答案： 4B20E7-007. 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 3120-00-689-7257?
- The FSCG of the NSN 3120-00-689-7257 is 3120
- Does the NSN 3120-00-689-7257 have a Schedule B code assigned?
- Yes, the Schedule B code is 8482997060
- Does NSN 3120-00-689-7257 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 3120-00-689-7257 contain precious materials?
- Item does not contain precious metal.
- Does NSN 3120-00-689-7257 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 3120-00-689-7257 was assigned to the Federal Catalog?
- It was assigned 58 年前, on Wed, Feb 7, 1968