1、Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data that may improve this document should be sent to: STDZNMGTdla.mil or Defense Supply Center Richmond (DSCR), ATTN: DSCR-VEB, 8000 Jefferson Davis Highway, Richmond, VA 23297-5616. FSC 3110 METRIC A-A-59599C
2、6 April 2009 SUPERSEDING A-A-59599B 27 MAY 2004 COMMERCIAL ITEM DESCRIPTION BEARING, BALL, ANNULAR, DOUBLE ROW, RADIAL, INTERNAL SELF-ALIGNING, DIMENSION SERIES 22 The General Services Administration has authorized the use of this commercial item description for all federal agencies. 1. SCOPE. This
3、commercial item description (CID) covers metric, double row, radial, internal self-aligning, annular ball bearings for general-purpose use. These bearings are not intended for use in critical aeronautical or critical special precision applications. 2. CLASSIFICATION. The ball bearings shall be class
4、ified by the class, sizes, cage materials, bore designs, precision tolerances, and lubricant and preservative requirements listed below: Class 6 - dimension series 22 Sizes - bearing dimensions (see Table I) Cage materials (see Table II) Bore designs (see Table III) Precision tolerances (see Table I
5、V) Lubricant and preservative requirements (see Table V) 3. SALIENT CHARACTERISTICS 3.1 Dimensions. Bearing boundary dimensions shall conform to the requirements specified in Table I for each of the coded bearing sizes. The listed dimensions conform to the requirements specified for the listed beari
6、ng sizes from dimension series 22 in the American Bearing Manufacturers Association (ABMA) Standard 20, “Radial Bearings of Ball, Cylindrical Roller, and Spherical Roller Types, Metric Design“. The bearing size shall be as specified in the Provided by IHSNot for ResaleNo reproduction or networking p
7、ermitted without license from IHS-,-,-A-A-59599C acquisition order (see 7.3(b). For unlisted bearing sizes, the dimensional and dynamic load rating requirements should also be specified in the acquisition order. Table I. Dimensional requirements (ABMA series 22). Bearing size code Bore diameter (mm)
8、 Outside diameter (mm) Width (mm) Chamfer r/min. (mm) Minimum shaft shoulder diameter1 (mm) Dynamic load rating (minimum) (lbs.) 00 10 30 14 0.6 15 1,100 01 12 32 14 0.6 17 1,300 02 15 35 14 0.6 20 1,315 03 17 40 16 0.6 22 1,685 04 20 47 18 1.0 26 2,145 05 25 52 18 1.0 31 2,151 06 30 62 20 1.0 36 2,
9、753 07 35 72 23 1.1 42 3,760 08 40 80 23 1.1 47 3,975 09 45 85 23 1.1 52 3,980 10 50 90 23 1.1 57 4,120 11 55 100 25 1.5 63.5 4,580 12 60 110 28 1.5 68.5 5,870 13 65 120 31 1.5 73.5 7,520 14 70 125 31 1.5 78.5 7,610 15 75 130 31 1.5 83.5 7,685 16 80 140 33 2.0 90 8,560 17 85 150 36 2.0 95 10,075 18
10、90 160 40 2.0 100 12,105 19 95 170 43 2.1 107 14,375 20 100 180 46 2.1 112 16,570 21 105 190 50 2.1 117 18,870 22 110 200 53 2.1 122 20,715 24 120 215 58 2.1 132 23,130 26 130 230 64 3.0 144 26,870 28 140 250 68 3.0 154 28,640 30 150 270 73 3.0 164 33,485 1Listed for reference purposes only. Shoulde
11、r height shall be determined to provide sufficient clearance for the direct application of bearing removal force against the bearing inner ring. If the required minimum clearance is not available, an alternative non-destructive bearing removal capability shall be provided. 2 Provided by IHSNot for R
12、esaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59599C 3.2 Materials. 3.2.1 Rings. The bearing ring material shall be chromium-alloy steel 52100 (UNS G52986) as specified in ASTM International (ASTM) A 295/A 295M, “Standard Specification for High-Carbon Anti-Friction Be
13、aring Steel“. The finished rings shall not exceed the associated billet material inclusion rating also specified in ASTM A 295/A 295M. Ring hardness shall be at least 58 HRC as defined in ASTM E 18, “Standard Test Methods for Rockwell Hardness of Metallic Materials“. The grain size of the ring mater
14、ial shall be determined in accordance with ASTM E 112, “Standard Methods for Determining Average Grain Size“. 3.2.2 Balls. The bearing ball material shall be chromium-alloy steel 52100 (UNS G52986) as specified in ASTM A 295/A 295M. The finished balls shall not exceed the associated billet material
15、inclusion rating, which is also specified in ASTM A 295/A 295M. Balls shall be through-hardened no less than 60 HRC and no more than 67 HRC as defined in ASTM E 18. The grain size of the ball material shall be determined in accordance with ASTM E 112. 3.2.3 Cages. The bearing cage material shall be
16、impervious to deterioration from any lubricant, preservative, solvent, or other chemical substance expected to contact the bearing during normal use or storage. Similarly, the material shall not cause any chemical deterioration of any other bearing component. Metallic cage materials shall operate -4
17、0 F to 250 F (-40 C to 121 C). Non-metallic cage materials shall operate from -20 F to 250 F (-30 C to 121 C). Unless otherwise specified in the acquisition order, the cage material shall be one of the optional coded types listed in Table II (see 7.3(c). Table II. Cage materials. Code1Material type
18、J Pressed steel M Machined bronze or brass P Molded plastic (nylon 6/6 or equal) T Machined non-metallic (phenolic) Y Pressed brass X Other (specify in acquisition order) 1No significant changes from FF-B-171/13. 3.3 Bore design. All self-aligning bearings shall have either a cylindrical or tapered
19、bores (taper 1:12) and shall be identified by one of the codes listed in Table III. The bore design shall be specified in the acquisition order (see 7.3(d). Table III. Bore designs. Code1Configuration option C Cylindrical bore (no shields or seals) T Tapered bore (no shields or seals) 1No significan
20、t changes from FF-B-171/13. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59599C 3.4 Precision tolerance. The bearing precision tolerance level shall conform to Annular Bearing Engineers Committee (ABEC) class ABEC-1, ABEC-3, ABEC-5, or ABEC-
21、7 as defined in ABMA Standard 20. The tolerance class and associated radial internal clearance shall be one of the coded options listed in Table IV (see 7.3(e). 3.4.1 Bearing precision tolerance levels and internal clearances may be affected by the addition of shields and/or seals. Manufacturers/sup
22、pliers should be consulted for availability of desired precision tolerances when shields and/or seals are required. Table IV. Precision tolerance requirements. Code Tolerance class Radial internal clearance A Group 2 (less than normal) B Group N (normal) C Group 3 (greater than normal) D Group 4 (gr
23、eater than group 3) T ABEC-1 Group 5 (greater than group 4) E Group 2 (less than normal) F Group N (normal) G Group 3 (greater than normal) H Group 4 (greater than group 3) U ABEC-3 Group 5 (greater than group 4) J Group 2 (less than normal) K Group N (normal) L Group 3 (greater than normal) M Group
24、 4 (greater than group 3) V ABEC-5 Group 5 (greater than group 4) N Group 2 (less than normal) P Group N (normal) R Group 3 (greater than normal) S Group 4 (greater than group 3) W ABEC-7 Group 5 (greater than group 4) 3.5 Lubrication and preservation requirements. Unless otherwise specified in the
25、acquisition order, the bearing lubricant or preservative requirement shall be as selected from the approved coded options listed in Table V (see 7.3(f). When grease fill is required, the bearing void (the airspace between the inner and outer rings of the assembled bearing) shall be 25 to 50 percent
26、filled. Bearing preservative shall be in accordance with MIL-DTL-197, “Packaging of Bearings, Associated Parts and Subassemblies“. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59599C Table V. Lubricant and preservative requirements. Code Lub
27、ricant or preservative compound B Grease in accordance with MIL-PRF-81322 E Grease in accordance with DOD-G-24508 H Grease in accordance with MIL-PRF-23827 L Grease with SRI-2 or qualified equivalent S No fill T Preservation compound in accordance with MIL-DTL-197 X Other (specify in the acquisition
28、 order) 4. REGULATORY REQUIREMENTS 4.1 Recovered materials. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR). 4.2 Unless otherwise indicated in the solicitation and resul
29、ting contract, the foreign acquisition restrictions in Section 252.225, Clause 252.225.7016 of the Defense Federal Acquisition Regulation Supplement (DFARS) apply to products described by this CID. 5. PRODUCT CONFORMANCE PROVISIONS 5.1 Product conformance. The products provided shall meet the salien
30、t characteristics of this CID, conform to the producers own drawings, specifications, standards, and quality assurance practices, and be the same product offered for sale in the commercial marketplace. The government reserves the right to require proof of such conformance. 5.2 Market acceptability.
31、The product offered must have been previously sold either to the government or on the commercial market. 6. PACKAGING 6.1 Preservation, packaging , and marking. Unless otherwise specified in the acquisition order, the bearings supplied shall be preserved, packaged, and marked in accordance with MIL-
32、DTL-197 (see 7.3(g). 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59599C 7. NOTES 7.1 Part or identification number (PIN). The following PIN procedure is for government purposes and does not constitute a requirement for the contractor. AA595
33、99 - 6 08 J C B B Example of reference part number: Lubricant and preservative code (see Table V) Precision tolerance code (see Table IV) Bore design code (see Table III) Cage material code (see Table II) Bearing size code (see Table I) Class 6 - dimension series 22 CID number AA59599 - 6 08 J C B B
34、 indicates: boundary dimension series 22; bore diameter 40 mm, outside diameter 80 mm, width 23 mm; pressed steel cage; cylindrical bore (no shields or seals); ABEC-1 tolerance class, normal radial internal clearance; filled 25-50 percent with grease in accordance with MIL-PRF-81322. 7.2 Sources of
35、documents. 7.2.1 ABMA standards. Copies of ABMA standards may be obtained from the American Bearing Manufacturers Association, 2025 M Street NW, Suite 800, Washington, DC 20036. Electronic copies of ABMA standards may be obtained from http:/www.abma-dc.org/. 7.2.2 ASTM standards. Copies of ASTM stan
36、dards may be obtained from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959. Electronic copies of ASTM standards may be obtained from http:/www.astm.org/. 7.2.3 FAR and DFARS. Copies of the FAR and DFARS may be obtained from the Superintendent of Documents,
37、P.O. Box 371954, Pittsburgh, PA 15250-7954. Electronic copies of the FAR may be obtained from http:/www.arnet.gov/far/. Electronic copies of the DFARS may be obtained from http:/www.acq.osd.mil/dp/dars/dfars.html. 7.2.4 Military specifications and standards. Copies of military specifications and sta
38、ndards may be obtained from Standardization Documents Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094. Electronic copies of military specifications and standards may be obtained from http:/assist.daps.dla.mil/quicksearch/. 6 Provided by IHSNot for ResaleNo reproduction or ne
39、tworking permitted without license from IHS-,-,-A-A-59599C 7.3 Ordering data. The acquisition order should specify the following: a. CID document number, revision, and CID PIN. b. Bearing size (with dimension/load requirements if size is unlisted) (see 3.1). c. Cage material type (see 3.2.3). d. Bor
40、e design (see 3.3). e. Precision tolerance requirement (see 3.4). f. Lubricant and preservative requirements (see 3.5). g. Preservation, packaging, and marking requirements (see 6.1). 7.4 Codes cross-reference. Tables VI, VII, and VIII contain cross-reference data for the part identification number
41、information as listed in FF-B-171/13 and this CID. 7.4.1 Bearing class designations. The CIDs replacing 33 of the 37 associated specification sheets of FF-B-171 have been assigned class codes corresponding to ABMA dimension series. Table VI lists the FF-B-171 specification sheets, the corresponding
42、dimension series, the CID class codes, and the replacement CIDs. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59599C Table VI. Federal specification to CID cross-reference. FF-B-171 specification sheets ABMA dimension series CID class codes
43、Replacement CID numbers 1 02, 03, 10 1, 2, 4 A-A-59581 2 19 5 A-A-59582 3 10 4 A-A-59583 4 02 1 A-A-59584 5 03 2 A-A-59585 6 04 3 A-A-59586 7 02 1 A-A-59587 8 03 2 A-A-59589 9 32 8 A-A-59595 10 33 9 A-A-59596 11 02 1 A-A-59597 12 03 2 A-A-59598 13 22 6 A-A-59599 14 23 7 A-A-59600 15 19 - Canceled 16
44、 10 - Canceled 17 02 - Canceled 18 03 - Canceled 19 19 5 A-A-59623 20 10 4 A-A-59624 21 02 1 A-A-59625 22 03 2 A-A-59626 23 04 3 A-A-59627 24 10 4 A-A-59628 25 02 1 A-A-59629 26 03 2 A-A-59630 27 04 3 A-A-59631 28 10 4 A-A-59632 29 02 1 A-A-59633 30 03 2 A-A-59634 31 04 3 A-A-59635 32 32 8 A-A-59636
45、 33 33 9 A-A-59637 34 32 8 A-A-59638 35 33 9 A-A-59639 36 32 8 A-A-59640 37 33 9 A-A-59641 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59599C Table VII. Radial internal clearance and ABEC tolerance codes. FF-B-171/13 codes A-A-59599 codes C
46、ode Radial internal clearance Tolerance class Code Tolerance class Radial internal clearance 1 Symbol 2 A Group 2 2 Symbol 0 B Group N 3 Symbol 3 C Group 3 4 Symbol 4 D Group 4 ABEC-1 T ABEC-1 Group 5 E Group 2 F Group N G Group 3 H Group 4 U ABEC-3 Group 5 5 Symbol 2 J Group 2 6 Symbol 0 K Group N
47、7 Symbol 3 L Group 3 8 Symbol 4 M Group 4 ABEC-5 V ABEC-5 Group 5 N Group 2 P Group N R Group 3 S Group 4 W ABEC-7 Group 5 Table VIII. Lubricant and preservative requirements codes. FF-B-171/13 codes A-A-59599 codes Code Lubricant or preservative Code Lubricant or preservative A Grease IAW MIL-PRF-8
48、1322 B Grease IAW MIL-PRF-81322 B Grease IAW DOD-G-24508 E Grease IAW DOD-G-24508 C Grease IAW MIL-PRF-23827 H Grease IAW MIL-PRF-23827 D Grease with SRI-2 or equivalent L Grease with SRI-2 or qualified equivalent E Preservation compound IAW MIL-DTL-197 T Preservation compound IAW MIL-DTL-197 S No fill X Other (specify in the acquisition order) 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59599C 10 7.5 Subject term (key word) listing. ABEC cage precision tolerance rings MILITARY INTERESTS: CIVIL AGENCY COORDINATING ACTIVITY: Custo
