1、AMSC N/A FSC 1640 INCH-POUND MIL-DTL-7034/4A w/Amendment 2 9 April 2012 SUPERSEDING MIL-DTL-7034/4A w/Amendment 1 9 February 2011 DETAIL SPECIFICATION SHEET PULLEY, CONTROL, ANTI-FRICTION BEARING, AIRCRAFT This specification is approved for use by all Departments and Agencies of the Department of De
2、fense. The requirements for acquiring the product described herein shall consist of this specification sheet, MIL-DTL-7034, and QPL-7034. FIGURE 1. Configuration and dimensions. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-7034/4A w/Amendm
3、ent 2 2 TABLE I. Dimensions and interface characteristics. Dash no. 1/ Cable size (ref) (inches) A B C D E G Nonmetallic sheave Outside dia -0.010 Groove dia -0.010 Groove rad Bore dia (ref) Width I.R. (ref) Width sheave -1B 1/16 3/32 1.250 0.972 0.055 -0.003 0.19 0.30 0.250 -0.012 -2B 2.500 2.222 -
4、3B 1/8 5/32 3/16 2.000 1.510 0.112 -0.003 0.25 0.48 0.422 -0.012 -4B 3.500 3.010 -5B 3/16 7/32 1/4 5.000 4.374 0.145 -0.005 0.38 0.62 0.507 -0.014 -6B 6.000 5.374 TABLE I. Dimensions and interface characteristics - Continued. Dash no. 1/ H J Pulley assembly weight max (lbs) Pulley Strength Allowable
5、 limit load on pulley (lbs) SAE bearing Nonmetallic sheave Flange width 0.005 -1B 0.060 0.005 0.040 0.026 300 AS21443-3A -2B 0.075 500 AS21443-3B -3B 0.086 0.006 0.086 0.090 600 AS21443-4C -4B 0.200 1,200 -5B 0.092 0.007 0.092 0.500 3,000 AS27640-6 -6B 0.660 4,000 1/ See note 3 for example of comple
6、te part number. REQUIREMENTS: 1. Material: Material shall be in accordance with MIL-DTL-7034. 2. Finish: Finish shall be in accordance with MIL-DTL-7034. 3. Surface roughness: Surface roughness shall be in accordance with MIL-DTL-7034. 4. Hub may be added to pulley sheave where width of bearing oute
7、r race is greater than the maximum width of the pulley sheave. NOTES: (This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.) 1. Dimensions are in inches. Unless otherwise specified, decimal tolerances: +0.000, -0.010. End faces of all bearin
8、g hubs shall be flat and square with bore within 1. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-7034/4A w/Amendment 2 3 2. -1B and -3B pulleys should not be installed on aircraft controls that bend the cable more than 15 degrees from a st
9、raight line. 3. The part or identifying number (PIN) to be used for pulleys acquired to this specification is created as shown below. In the transition of MS24566 to detail specification sheet MIL-DTL-7034/4, the MS24566 part numbers have been retained as follows: EXAMPLE: MS 24566 - 2B Dash number
10、see table I) Specification sheet number MS prefix MS24566-2B Indicates: Size 2 nonmetallic sheave and fixed ball bearing with contact seal. All dash numbers in table I are identical to and interchangeable with like dash numbers of MS24566. 4. The replacement sequence for this document is AN210 repl
11、aced by MS24566 replaced by MIL-DTL-7034/4. 5. For design feature purposes, this specification sheet takes precedence over the acquisition document referenced herein. AMENDMENT NOTATIONS: The margins of this specification are marked with vertical lines to indicate where modifications from this amend
12、ment were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations. Cust
13、odians: Preparing Activity: Army - AV Navy - AS Air Force - 99 DLA - GS DLA - GS5 (Project 1640-2012-004) Review Activity: Air Force - 71 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST database at https:/assist.daps.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
