GSA GGG-W-665C-1996 WRENCH SPANNER《开脚扳手》.pdf
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1、 GGG-W-bbSC 9999974 0375633 974 INCH-POUND GGG- W-665C March 27. j 996 SUPERSEDING October 30, J 963 GGG- W-565 B FEDERAL SPECIFICATION WRENCH, SPANNER The General Services Adminisgraition has authorized the use of this Federal Specification by all Federal agencies. I. SCOPE AND CLASSIFICATION 1.1 c
2、ow. This specification covers adjussable and nunaBjustable spamner wrenches generally used for machinery maintenance and for lightening and Iwsening hose couplings and hy*Ant caps. 1 .i. 1 Federal srnification coverage. Federal specificatiows do not cover ail varieties of the commodity indicated by
3、the title of the specification. or which are commercially available, but me intended to cover only those generaily used by the Federal Government. i 3 Classification. 1.2.1 TJXS. classes. and swles. Spanner wrenches shall $e of the following types, classes, and styles, as specifd (se and Apphancei -
4、:i? pounds and be either casehardened forged steel or cas malleable iron. The wrenches shall be capable of withaandins a test load of 20, inch-pounds. The rype VI mches shall e.similar to Figure 9. u Figure 9. Type VI, doubie-eye wrench. ;. 12 Tvpe VII. nonadiestable hook for swine ED COU DI. The ty
5、pe VI1 wrenches shall be of wst makable iron. The wrenches shall k designed for use on 2-li2 inch spring grip couplings. The wrenches shall conform to Table V and shall bc similar lo Figure 10. TABLE V. Type Vil. nonadiustable hook for swing grip couDlinas Capacity for Thickness of handle circle dia
6、meter and hook Length of handle Overall length Test load (nominal) (approx imate ) (approximaw (approximate hi ii,naum (inches) (Inch) (Inches) ( 1 ach-Pounds) _ I II. (Inches) - - I o Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Figure lu. Type V
7、il, nonadjustable hook for spring grip coupiing3 3.13 Metric ducts. Rodum manufactwed to metric dimensions will be considmd on an equal basis with shall be the nurnbcr associated with the letters in the table for inspesiam Jevel L8. aiid the AQI, shall be zero unti! the AQL permits one or greater TA
8、BLE VI. assification of defects Classification Examine Defect Major Minor Construction and workmanship Type, class, size, and grsde and (if applicable) capacity of spanner wrench not as specified Swfaces not he of cracks, pits, or nodules; material not as specified Hook defective. not clearly define
9、d, or working surfaces not fmiskd as required (W 1 onw Movable jaw not free pivoting; jaw sticks, binds. or evidences excessive looseness; hinge pin not well secured (type 1. class 2 only) Hooks not of the required thickness, number of holes not as required, bolt and nut missing, or bolt not of suff
10、icient size (type i, ciass 2 only) Depth of hook not within the specified tolerance (type 1, class I only) Pins defective, not integral with handle or not copper brazed in place (types I1 and 111 only) Diameter of pins not within the specified maxi- mum and minimum vatues (types I1 and I11 only) Len
11、gth of pins not within the specified tolerance (type Il, grade A and type 111, classes I and 2 only) Handles stick. bind, or evidence excessive play; hinge pin not well secured (type Ill, class 1 only) Distance (center-recenter) between pins not wiahin the specified tolerance (type III, class 2 only
12、) Span of jaws in the clear not as required (type 111, class 2 only) Working surfaces not clearly defined or not finished as required (rypes IV, V. and VI only) Wrench not adjustable: adjusting mechanism sticks, binds. or evidences of excessive looseness (lype IV only) Handle not shaped so thai it c
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