1、METRIC A-A-59589C 23 December 2008 SUPERSEDING A-A-59589B 15 December 2003 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 Je
2、fferson Davis Highway, Richmond, VA 23297-5616. FSC 3110 COMMERCIAL ITEM DESCRIPTION BEARING, BALL, ANNULAR, SINGLE ROW, RADIAL, FILLING SLOT, DIMENSION SERIES 03 The General Services Administration has authorized the use of this commercial item description for all federal agencies. 1. SCOPE. This c
3、ommercial item description (CID) covers metric, single row, radial, filling slot, 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 classified by th
4、e class, sizes, cage materials, shield and seal configurations, precision tolerances, and lubricant and preservative requirements listed below: Class 2 - dimension series 03 Sizes - bearing dimensions (see Table I) Cage materials (see Table II) Shield and snap ring configurations (see Table III) Pre
5、cision tolerances (see Table IV) Lubricant and preservative requirements (see Table V) 3. SALIENT CHARACTERISTICS 3.1 Dimensions. Bearing 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
6、 for the listed bearing sizes from dimension series 03 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 acquisition order (see Provided by IHSN
7、ot for Resale-,-,-A-A-59589C 2 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 03). Bearing size code Bore diameter (mm) Outside diameter (mm) Width (mm) Chamfer
8、 r/min. (mm) Minimum shaft shoulder diameter1(mm) Dynamic load rating (minimum) (lbs.) 03 17 47 14 1.0 23 3,020 04 20 52 15 1.1 27 3,500 05 25 62 17 1.1 32 4,655 06 30 72 19 1.1 37 6,025 07 35 80 21 1.5 43.5 7,575 08 40 90 23 1.5 48.5 9,270 09 45 100 25 1.5 53.5 11,325 10 50 110 27 2.0 60 13,270 11
9、55 120 29 2.0 65 16,265 12 60 130 31 2.1 72 18,610 13 65 140 33 2.1 77 21,090 14 70 150 35 2.1 82 23,705 15 75 160 37 2.1 87 25,825 16 80 170 39 2.1 92 27,990 17 85 180 41 3.0 99 30,210 18 90 190 43 3.0 104 32,470 19 95 200 45 3.0 109 34,250 20 100 215 47 3.0 114 38,500 21 105 225 49 3.0 119 41,500
10、22 110 240 50 3.0 124 46,500 24 120 260 55 3.0 134 48,700 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 clearance is not available, a
11、n 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-Carbon Anti-Friction Bearing Ste
12、el”. 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 grain size of the ring mate
13、rial shall be determined in accordance with ASTM E 112, “Standard Methods for Determining Average Grain Size“. Provided by IHSNot for Resale-,-,-A-A-59589C 3 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
14、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 18. The grain size of the ball material shall be determined in accordance with ASTM E 112.
15、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. Similarly, the material shall not cause any chemical deterioration of any other bearing comp
16、onent. 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 order, the cage material shall be one of the optional coded types listed in Table II (see 7
17、.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 (specify in acquisition order) 1No significant changes from FF-B-171/8. 3.2.4 Shields and seals. When used,
18、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 chemical substance expected to contact the bearing during no
19、rmal 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) for non-metallic and -40 F to 250 F (-40 C to 121 C) for me
20、tallic 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). 3.2.5 Snap ring. When used, the bearing snap ring and associated snap ring groove shall conform to the requirements speci
21、fied in ABMA Standard 20. 3.3 Precision tolerance. The bearing precision tolerance level shall conform to Annular Bearing Engineers Committee (ABEC) class 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 th
22、e 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 shields and/or seals. Manufacturers/suppliers should be consulted for availability of desired precision tolerances when shields and/or seals are require
23、d. Provided by IHSNot for Resale-,-,-A-A-59589C 4 Table III. Shield and snap ring configurations. Code1Configuration option A Open B Single shield (opposite filling slot) C Single shield (on filling slot side) D Double shield E Open with snap ring (on filling slot side) F Open with snap ring (opposi
24、te filling slot side) G Single shield opposite filling slot side (snap ring on filling slot side) H Single shield opposite filling slot side (snap ring opposite filling slot side) J Single shield and snap ring on filling slot side K Single shield on filling slot side (snap ring on opposite side) L D
25、ouble shield (snap ring on filling slot side) M Double shield (snap ring opposite filling slot side) X Other (specify in acquisition order) 1No significant changes from FF-B-171/8. Table IV. Precision tolerance requirements. Code Tolerance class Radial internal clearance A Group 2 (less than normal)
26、 B Group N (normal) C Group 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 n
27、ormal) K Group N (normal) L 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 IHSN
28、ot for Resale-,-,-A-A-59589C 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). When grease fill is required, the b
29、earing 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 and preservative requirements. Code Lu
30、bricant 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 compound in accordance with MIL-DTL-
31、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 Regulation (FAR). 4.2 Unless otherwise
32、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 PROVISIONS 5.1 Product conformance. The
33、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. The government reserves the right t
34、o 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, packaging, and marking. Unless otherwise specified in the acquisition order, the bearings supplied sh
35、all be preserved, packaged, and marked in accordance with MIL-DTL-197 (see 7.3(h). Provided by IHSNot for Resale-,-,-A-A-59589C 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. AA59589 -
36、 2 08 J C B B Example of reference part number: Lubricant and preservative code (see Table V) Precision tolerance code (see Table IV) Shield configuration code (see Table III) Cage material code (see Table II) Bearing size code (see Table I) Class 2 - dimension series 03 CID number AA59589 - 2 08 J
37、C B B indicates: boundary dimension series 03; bore diameter 40 mm, outside diameter 90 mm, width 23 mm; pressed steel cage; single shield on filling slot side; ABEC-1 tolerance class, normal radial internal clearance; filled with grease in accordance with MIL-PRF-81322. 7.2 Sources of documents. 7.
38、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 standards may be
39、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, P.O. Box 3719
40、54, 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 standards may be
41、 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 networking perm
42、itted without license from IHSA-A-59589C 7 7.3 Ordering data. Acquisition documents shall specify the following information: 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. Shield a
43、nd seal material (see 3.2.4). e. Shield and snap ring configuration (see 3.2.4 and 3.2.5). f. Precision tolerance requirement (see 3.3). g. Lubricant and preservative requirements (see 3.4). h. Preservation, packaging, and marking requirements (see 6.1). 7.4 Codes cross-reference. Tables VI, VII, an
44、d VIII contain cross-reference data for the PIN information as listed in FF-B-171/8 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
45、-B-171 specification sheets, the corresponding dimension series, the CID class codes, and the replacement CIDs. Provided by IHSNot for Resale-,-,-A-A-59589C 8 Table VI. Federal specification to CID cross-reference. FF-B-171 specification sheets ABMA dimension series CID class codes Replacement CID n
46、umbers 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 10 - Canceled 17
47、 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 33 33 9 A-A-5963
48、7 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 Resale-,-,-A-A-59589C 9 Table VII. Radial internal clearance and ABEC tolerance codes. FF-B-171/8 codes A-A-59589 codes Code Radial internal clearance Tolerance class Code Tolerance class Radial internal
49、 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 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 VII
