1、MIL-R- ?928 (USAF) 22 Se;?tei.ioer LLqSi MILITARY SPECIFICATION RIVETER, BLIND PNEMATIC This specification has been approved by the Department of the Air Force. 1. SCOPE 1.1 Scope. This specification covers blind rivet guns for high performance aircraft and missiles. 1.2 Classification. Blind rivet
2、guna shall be portable, pneu- matic and capable of installing 3/16 and 1/4 inch lockbolts, and 1/8, 5/32, 3/16 and 1/4 inch blind rivets, self plugging and pull through. 2. APPLICABLE r)cmmmTs 2.1 -The following documents of the issue in effect on date of invitation for bids, form a part of this spe
3、cification. SPECIFICATIONS Military MIL-E-49 70 MIL-P-12829 Environmental Testing, Ground Support Equipment, General Specification for Packaging of Pneumatic Hand Tools with Attachments and Accessories. STANDARDS Mlitary MIL-STD-105 MIL-STD-129 MIL-STD-130 Identification Marking of U.S. Sampling Pro
4、cedures and Tables for Inspection by Attributes. Marking for Shipment and Storage Military Property. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-(Copies of specifications, standards, drawings, and publica- tions required by contractors in connect
5、ion with specific procurement functions should be obtained from the .procuring activity or as directed by the contracting officer.) 3.1 Preproduction. This specification makes provisions for pre- production testing. 3.2 Component prts. ponents as required to permit ready servicing and maintenance of
6、 the tool. Nose assemblies for installing the fasteners shall be readily attachable. specified in the contract or order. 3.3 Materials; The materials used in the gun shall not contain aeama, cracks, blow holes, and other defects which may adversely affect the appearance, strength, endurance, and per
7、formance of the component parts. material and shall not contain used parts or surplus material. The gun shall consist of such major com- Nose assemblies shall be furnished when The gun shall be manufactured from new 3.4 Design and construction. The gun shall be designed for con- tinuous operation an
8、d shall be constructed so that parts will not work 1oose.in service or show excessfve wear. designed to withstand the conditions associated with shipping, storage, and service. assemblies presently covered by Government Stock Numbers for the specified sizes. 3.4.1 Haintenauce. The gun shall be desig
9、ned and-constructed so that adjustments and repairs, including assembly and dis- assembly can be accomplished efficiently without the use of special tools. The gun shall be The gun shall be capable of using nose 3.4.2 Control smoothness. The gun shall be designed so that the operator can maintain co
10、mplete and precise control at all times. sufficient tolerance to affort maximum ease and control of operation. The gun control working parts shall be manufactured with 3.4.3 Configuration. The gun shall have good balance and shall be of such configuration that the operator can perform the required w
11、ork with one hand in an efficient manner in restricted and close quarters. mounted at approximately right angles to the body of the gun and at one end of the body. 3.4.4 Stability. The gun shall be capable of efficient operation in any position, The nose assembly shall be Provided by IHSNot for Resa
12、leNo reproduction or networking permitted without license from IHS-,-,-3.4.5 Fulling stroke and capacity, The gun shall be capable of pulling the specified rivets and Lockbolts in one complete cycle. The gun shall develop a minimum of 2800 pound pull at the nose end of the tool using a90 psig air so
13、urce. shall be 9/16 inch minimum. The stroke 3.4.6 Power connection. The gun covered by this specification shall have a 1/4 inch standard female pipe connection. 3.4.7 Weight. The weight of the gun, complete with average nose assembly will not exceed 9 1/2 pounds. 3.4.8 Size. The overall dimensions
14、of the gun and nose assembly will not exceed the following: Height - 1% inches Width - 5% inches Length - 9% inches 3.4.9 Gun action and operation. The gun sal be pneumatic, trigger operated and produce an axial pulling force through the nose assembly, of pulling and return to the neutral position w
15、ith each actuation of the trigger. “he gun shall automatically complete one cycle 3.5 Selection of specifications and standards. Specifications and standards for necessary commodities and services not specified herein shall be selected in accordance with commercial standards except as provided in 3.
16、5.1 and 3.5.2. 3.5.1 Commercial parts. Commercial parts having suitable prop- erties may be used provided. a. They may be replaced by the standard parts (MS or AN) without al ter at ion. b. The corresponding standard part numbers are referenced in the parts list and, if practical, on the contractors
17、 draw- ings and manuals. 3.5.2 Standard parts. With the exception specified in 3;5.1, Ms and AN Standard Parts shall be used where they suit the pur- pose. number. 3.6 Performance. The gun shall be capable of continuous operation in temperatures ranging from -20 to 1209. They shall be identified on
18、the drawings by their part _- . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.6.1 Storage. The gun shall be capable of withstanding pro- , longed storage in temperatures ranging from -65 to 1609. 3.6.2 Installation of fasteners. The gun shall be
19、capable of installing the following fasteners with the use of applicable nose assemblies: 3/16 and 1/4 inch lockbolts; 1/8, 5/32, 3/16 and 1/4 inch blind rivets, self plugging and pull through. 3.6.3 Endurance. The gun shall be capable of installing 6000 3/16 inch lockbolts. 3.7 Iriterchangeability.
20、 All parts having the same manu- facturers part number shall be functionally and dimensionally interchangeable. 3.8 Identification of product. Equipment assemblies and parts shall be marked for identification in accordance with Military Standard MIL-STD-130. 3.9 Technical data. Complete design activ
21、ity drawings, parts li 3/16 and 1/4_inch. Failure to install these rivets satisfactorily shall be cause for rejection. 4.6.2 Endurance. The gun shall satisfactorily pull 6000. 3/16 inch lockbolts. of ail incidents of the test, such as adjustments made, servicing performed and any irregular functioni
22、ng of the gun and corrective measures taken. 4.6.3 Environmental tests. The gun shall be subjected to the following tests in accordance with the specified pro- cedures of HIL-E-4970. 4.6.4 LOW temperature. The gun shall be subjected to law temperature in accordance with procedure I of MIL-E-4970. wh
23、en using the applicable nose assembly: 1/8, 5/32, 3/16 and 1/4 inch pull through and self plugging blind rivets and 3/16 and 1/4 inch lockbolts. The above rivets shall be of any material not exceeding 2800 pounds tensile strength. 6.2 Ordering data. Procurement documents should specify the following
24、: a. Title, number, and date of this specification. b. Whether drawings, parts list, and overhaul and maintenance manuals are required. (see 3.9). c. Size and quantity of nose assemblies required. d. Whether case is to be furnished. (see 3.10). e. Point of inspection, (see 4.1). f. Location of tests
25、. (see 4.6). g. Whether test rep.orts are to be submitted. (see 4.1). h. Preservation and packaging. (see 5.1). i. Level of packing. (see 5.2). j. Marking. (see 5.3). k. Delivery date and destination. 1. material airid does not include any surplus or used parts or materials. Certificate that tool has been manufactured frop new 7 I3 t. /-. .t. ? Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
