1、 METRIC A-A-59586C 15 September 2008 SUPERSEDING A-A-59586B 23 September 2003 Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data COMMERCIAL ITEM DESCRIPTION BEARING, BALL, ANNULAR, SINGLE ROW, RADIAL, NON-FILLING SLOT, DIMENSION SERIES 04 The General Servic
2、es Administration has authorized the use of this commercial item description for all federal agencies. 1. SCOPE. This commercial item description (CID) covers metric, single row, radial, non-filling slot, annular ball bearings for general-purpose use. These bearings are not intended for use in criti
3、cal aeronautical or critical special precision applications. 2. CLASSIFICATION. The ball bearings shall be classified by the class, sizes, cage materials, shield and seal configurations, precision tolerances, and lubricant and preservative requirements listed below: Class 3 - dimension series 04 Siz
4、es - bearing dimensions (see Table I) Cage materials (see Table II) Shield configurations (see Table III) Precision tolerances (see Table IV) Lubricant and preservative requirements (see Table V) 3. SALIENT CHARACTERISTICS 3.1 Dimensions. Bearing boundary dimensions shall conform to the requirements
5、 specified in Table I for each of the coded bearing sizes. The listed dimensions conform to the requirements specified for the listed bearing sizes from dimension series 04 in the American Bearing Manufacturers Association (ABMA) Standard 20, “Radial Bearings of Ball, Cylindrical Roller, and Spheric
6、al Roller Types, Metric Design“. The bearing size shall be as specified in the acquisition 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. AMSC N/A FSC 3110 Provided by
7、IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59586C 2 order (see 7.3(b). For unlisted bearing sizes, the associated dimensional and dynamic load rating requirements should also be specified in the acquisition order. Table I. Dimensional requirements (ABMA
8、 series 04). Bearing size code Bore diameter (mm) Outside diameter (mm) Width (mm) Chamfer r/min. (mm) Minimum shaft shoulder diameter1(mm) Dynamic load rating (minimum)(lbs.) 03 17 62 17 1.1 22.4 4,654 04 20 72 19 1.1 25.7 6,400 05 25 80 21 1.5 32 7,800 06 30 90 23 1.5 37.3 9,500 07 35 100 25 1.5 4
9、2.4 12,200 08 40 110 27 2.0 49.5 14,300 09 45 120 29 2.0 54.6 17,100 10 50 130 31 2.1 60.5 18,659 11 55 140 33 2.1 66 20,000 12 60 150 35 2.1 71.4 22,900 13 65 160 37 2.1 76.5 24,900 14 70 180 42 3.0 83.8 28,800 15 75 190 45 3.0 88.9 31,000 16 80 200 48 3.0 94 36,500 17 85 210 52 4.0 102.6 37,000 18
10、 90 225 54 4.0 108 41,365 19 95 240 55 4.0 113 42,000 20 100 250 58 4.0 118.1 46,000 1Listed for reference purposes only. Shoulder 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 cl
11、earance is not available, an alternative non-destructive bearing removal capability shall be provided. 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-Carbo
12、n Anti-Friction Bearing Steel“. The finished rings shall not exceed the associated billet material inclusion rating, which is 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
13、grain size of the ring material shall be determined in accordance with ASTM E 112, “Standard Methods for Determining Average Grain Size“. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59586C 3 3.2.2 Balls. The bearing ball material shall be chr
14、omium-alloy steel 52100 (UNS G52986) as specified in ASTM A 295/A 295M. The finished balls shall not exceed the associated billet material 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
15、18. The grain size of the ball material shall be determined in accordance with ASTM E 112. 3.2.3 Cage. The bearing cage material shall be impervious to deterioration from any lubricant, preservative, solvent, or other chemical substance expected to contact the bearing during normal use or storage. S
16、imilarly, the material shall not cause any chemical deterioration of any other bearing component. Metallic cage materials shall operate from -40 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
17、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 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 1No significant c
18、hanges from FF-B-171/6. 3.2.4 Shields and seals. When used, the shield or seal material shall be as recommended by the manufacturer, unless otherwise specified in the acquisition order (see 7.3(d). The material shall be impervious to deterioration from any lubricant, preservative, solvent, or other
19、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. The shield or seal shall remain functionally effective at a minimum temperature range of -20 F to 250 F (-30 C to 121 C)
20、 for non-metallic and -40 F to 250 F (-40 C to 121 C) for metallic materials. Unless otherwise specified in the acquisition order, the shield configuration for the bearing shall be one of the coded options listed in Table III (see 7.3(e). Table III. Shield and seal configurations. Code1Configuration
21、 option A Open B Single shield C Double shield G Open with snap ring H Single shield on snap ring side J Single shield opposite snap ring X Other (specify in acquisition order) 1No significant changes from FF-B-171/6. Provided by IHSNot for ResaleNo reproduction or networking permitted without licen
22、se from IHS-,-,-A-A-59586C 4 3.2.5 Snap ring. When used, the bearing snap ring and associated snap ring groove shall conform to the requirements specified in ABMA Standard 20. 3.3 Precision tolerance. The bearing precision tolerance level shall conform to Annular Bearing Engineers Committee (ABEC) c
23、lass ABEC-1, ABEC-3, ABEC-5, or ABEC-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(f). 3.3.1 Bearing precision tolerance levels and internal clearances may be affected by the addition of sh
24、ields and/or seals. Manufacturers/suppliers 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
25、3 (greater than normal) D Group 4 (greater 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
26、Group 3 (greater than normal) M Group 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) Provided by IHSNot for ResaleNo reproduction
27、 or networking permitted without license from IHS-,-,-A-A-59586C 5 3.4 Lubrication and preservation requirements. Unless otherwise specified in the acquisition order, the bearing lubricant or preservative requirement shall be as selected from the approved coded options listed in Table V (see 7.3(g).
28、 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 filled. Bearing preservative shall be in accordance with MIL-DTL-197, “Packaging of Bearings, Associated Parts and Subassemblies“. Table V. Lubricant an
29、d preservative requirements. Code Lubricant 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 P Grease in accordance with A-A-59685 S No fill T Preservation
30、compound in accordance with MIL-DTL-197 X Other (specify in the acquisition 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 Reg
31、ulation (FAR). 4.2 Unless otherwise indicated in the solicitation and resulting 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 PROV
32、ISIONS 5.1 Product conformance. The products provided shall meet the salient characteristics of this commercial item description, conform to the producers own drawings, specifications, standards, and quality assurance practices, and be the same product offered for sale in the commercial marketplace.
33、 The government reserves the right to require proof of such conformance. 5.2 Market acceptability. The product offered must have been previously sold either to the government or on the commercial market. 6. PACKAGING 6.1 Preservation, packing, and marking. Unless otherwise specified in the acquisiti
34、on order, the bearings supplied shall be preserved, packed, and marked in accordance with MIL-DTL-197 (see 7.3(h). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59586C 7. NOTES 7.1 Part or identification number (PIN). The following PIN procedur
35、e is for government purposes and does not constitute a requirement for the contractor. AA59586 - 3 08 J C B B Example of reference part number: Lubricant and preservative code (see Table V) Precision tolerance code (see Table IV) Shield code (see Table III) Cage material code (see Table II) Bearing
36、size code (see Table I) Class 3 - dimension series 04 CID number AA59586 - 3 08 J C B B indicates: boundary dimension series 04; bore diameter 40 mm, outside diameter 110 mm, width 27 mm; pressed steel cage; double shield; ABEC-1 tolerance class, normal radial internal clearance; filled with grease
37、in accordance with MIL-PRF-81322. 7.2 Sources of 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-d
38、c.org/. 7.2.2 ASTM standards. Copies of ASTM standards 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 b
39、e obtained from the Superintendent of Documents, 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/dpap/dars/dfars/index.html. 7.2.4 Military specifications
40、 and standards. Copies of military specifications and standards 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/quicksear
41、ch/. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59586C 7 7.3 Ordering data. Acquisition documents should specify the following information: a. CID document number, revision, and CID PIN. b. Bearing size (with dimension/load requirements if
42、 size is unlisted) (see 3.1). c. Cage material type (see 3.2.3). d. Shield and seal material (see 3.2.4). e. Shield and seal configuration (see 3.2.4). f. Precision tolerance requirement (see 3.3). g. Lubricant and preservative requirements (see 3.4). h. Preservation, packing, and marking requiremen
43、ts (see 6.1). 7.4 Codes cross-reference. Tables VI, VII, and VIII contain cross-reference data for the PIN information as listed in FF-B-171/6 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 co
44、rresponding to ABMA dimension series. Table VI lists the FF-B-171 specification sheets, the corresponding dimension series, the CID class codes, and the replacement CIDs. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59586C 8 Table VI. Federal
45、specification to CID cross-reference. FF-B-171 specification sheets ABMA dimension series CID class codes 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
46、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 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 2
47、7 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 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 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-5
48、9586C 9 Table VII. Radial internal clearance and ABEC tolerance codes. FF-B-171/6 codes A-A-59586 codes Code 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 Gr
49、oup 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 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-171/6 codes A-A-59586 codes
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