1、METRIC A-A-59598C 4 March 2009 SUPERSEDING A-A-59598B 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 Jeffer
2、son Davis Highway, Richmond, VA 23297-5616. FSC 3110 COMMERCIAL ITEM DESCRIPTION BEARING, BALL, ANNULAR, DOUBLE ROW, RADIAL, INTERNAL SELF-ALIGNING, DIMENSION SERIES 03 The General Services Administration has authorized the use of this commercial item description for all federal agencies. 1. SCOPE.
3、This 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
4、classified by the class, sizes, cage materials, shield and seal configurations, precision tolerances, and lubricant and preservative requirements listed below: Class 2 - dimension series 03 Size - bearing dimensions (see Table I) Cage materials (see Table II) Bore design (see Table III) Precision to
5、lerances (see Table IV) 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
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 Provided by IHSNot for Resa
7、leNo reproduction or networking permitted without license from IHS-,-,-A-A-59598C 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 03). Bearing size co
8、de Bore diameter (mm) Outside diameter (mm) Width (mm) Chamfer r/min. (mm) Minimum shaft shoulder diameter1 (mm) Dynamic load rating (minimum) (lbs.) 00 10 35 11 0.6 15 1,250 01 12 37 12 1.0 18 1,605 02 15 42 13 1.0 21 1,675 03 17 47 14 1.0 23 2,163 04 20 52 15 1.1 27 2,145 05 25 62 17 1.1 32 3,100
9、06 30 72 19 1.1 37 3,690 07 35 80 21 1.5 43.5 4,230 08 40 90 23 1.5 48.5 5,120 09 45 100 25 1.5 53.5 6,590 10 50 110 27 2.0 60 7,420 11 55 120 29 2.0 65 8,885 12 60 130 31 2.1 72 9,920 13 65 140 33 2.1 77 10,850 14 70 150 35 2.1 82 12,795 15 75 160 37 2.1 87 13,680 16 80 170 39 2.1 92 15,300 17 85 1
10、80 41 3.0 99 16,975 18 90 190 43 3.0 104 20,525 19 95 200 45 3.0 109 23,535 20 100 215 47 3.0 114 24,680 21 105 225 49 3.0 119 26,450 22 110 240 50 3.0 124 27,910 24 120 260 55 3.0 134 33,265 26 130 280 58 4.0 148 37,015 28 140 300 62 4.0 158 42,080 1Listed for reference purposes only. Shoulder heig
11、ht 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 ResaleN
12、o reproduction or networking permitted without license from IHS-,-,-A-A-59598C 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
13、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 material sh
14、all 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 inclus
15、ion 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 Cage. The bearing cage material shall be impervi
16、ous 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 -40 F to
17、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 J Press
18、ed 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-171/12. 3.3 Bore design. All self-aligning bearings shall have either a cylindrical or tapered bores (
19、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 significant chang
20、es from FF-B-171/12. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59598C 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-7 as de
21、fined 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/suppliers
22、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 (greater t
23、han 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 4 (gre
24、ater 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 acquisi
25、tion 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 filled.
26、 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-59598C Table V. Lubricant and preservative requirements. Code Lubricant
27、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 order)
28、 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 resulting co
29、ntract, 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 salient chara
30、cteristics 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 to require proof of such conformance. 5.2 Marke
31、t 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 shall be preserved, packaged, and marked in acco
32、rdance with MIL-DTL-197 (see 7.3(g). 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59598C 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 c
33、ontractor. AA59598 - 2 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 2 - dimension series 03 CID number AA5959
34、8 - 2 08 J C B B indicates: boundary dimension series 03; bore diameter 40 mm, outside diameter 80 mm, width 18 mm; pressed steel cage; cylindrical bore (no shields or seals); ABEC-1 tolerance class, normal radial internal clearance; filled 25-50% with grease in accordance with MIL-PRF-81322. 7.2 So
35、urces 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-dc.org/. 7.2.2 ASTM standards. Copies of
36、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 be obtained from the Superintendent of Do
37、cuments, 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 specification
38、s 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/quicksearch/. 6 Provided by IHSNot for ResaleNo reproduct
39、ion or networking permitted without license from IHS-,-,-A-A-59598C 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 size is unlisted) (see 3.1). c. Cage material typ
40、e (see 3.2.3). d. Bore 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 i
41、dentification number information as listed in FF-B-171/12 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 sheet
42、s, the corresponding 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-59598C Table VI. Federal specification to CID cross-reference. FF-B-171 specification sheets ABMA dimension se
43、ries 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 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-5960
44、0 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 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-59
45、635 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 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59598C Table VII. Radial internal clearance and ABEC tolerance codes. FF-B-171/12 co
46、des A-A-59598 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 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
47、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-171/12 codes A-A-59598 codes Code Lubricant or preservative Code Lubricant or preservative A
48、 Grease IAW MIL-PRF-81322 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 I
49、AW 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-59598C 10 7.5 Subject term (key word) listing. ABEC cage precision tolerance rings MILITARY INTERESTS: CIVIL AGENCY COORDINATING
