1、i W 9018054 O001993 b14 mCH-POUND1 A-A-59297 Julv 3 1.1998 SUPERSEDING November 8, 196 1 MIL-B-16909B COMMERCIAL ITEM DESCRIPTION BUFFING AND POLISHING COMPOUNDS The General Services Administration has authorized the use of this commercial item description, for all federal agencies. 1. SCOPE. This c
2、ommercial item description covers buffuig and polishing compounds used for metal finishing. 2. CLASSIFICATION. The buffing and polishing compounds shall confomi to the following types and grades. 2.1 Tvpes let the mineral matter settle, and pour off the supernatant liquid. Repeat three or four times
3、 until the fat or grease has been completely extracted. Dry the mineral matter on a steam bath in a beaker. Weigh 20 grams of the mineral matter, secured as described above, and transfer to a nest of 200 and 23 O mesh U. S. standard sieves and determine, by vibrating and oscillating the set, whether
4、 all of the material will pass through the 200 mesh sieve. If all of the material passes through the 200 mesh sieve, remove this sieve from the nest and wash the material remaining on the 230 mesh sieve under a stream of water. Dry, weigh, and determine the percentage by weight of material remaining
5、 on the 230 mesh sieve. 5. PACKAGING. 5.1 Preservation. Rackinn and marking. Preservation, packing, and marking shall be as specified in the contract or order. 6. NOTES. 6.1 Copies of SAE documents may be obtained from the Society of Automotive Engineers, 400 Commonwealth Drive, Warrendale, PA 15096
6、-000 1. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- 9018054 0001996 323 A-A-59297 i 6.2 Copies ASTM documents may be obtained fiom the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959. 6.3 Ord
7、erinn Data. Procurement documents should specify the following: a. Title, number, and date of this commercial item description. b. Type, and if applicable, the grade of the bufng .and polishing compound. c. Quantity in pounds desired. d. Levels of packaging and packing. 6.4 National Stock Numbers CN
8、SNs). The following is a list of NSNs assigned which correspond to this CID. The list may not be indicative of all possible NSNs associated with the CID. NSN m 53 50-00-223-5 5 8 1 I 5350-00-240-2212 I 5 3 5 0-00-240-22 1 3 I 53 50-00- 174-6474 III, Grade A 5350-00-193-7222 III, Grade A 5350-00-193-
9、7225 JII, Grade B 53 50-00- 19 1-9774 N 5350-00-224-6686 IV 6.5 Part identication number (PIN) . The PIN to be used for bufihg and polishug compounds procured to this comqiercial item description is created as follows: X Type designator, 1 =Type1 2=TypeII 3A = Type III, Grade A 3B = Type III, Grae B 4=TypeIV 5=TypeV 6=TweVI MILITARY INTERESTS: custodians: CIVIL AGENCY COORDINATING ACTIVITY: GSA/FSS - 1OFXE Navy - AS Preparing activity: Air Force - 99 Navy - AS (Project 5350-0050) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
