IS 2048 KEYWAY PDF

Scope Covers the dimensions and tolerances for parallel keys and keyways. Types The keys shall be of the following types: Type A Keys with both ends round. Type B Keys with both ends square. Type C Keys with both ends round with hole for one retaining screw for sizes 8 7 and upwards and for key lengths above the stepped line in Table 4. Type D Keys with both ends square with hole for one retaining screw for sizes 8 7 and upwards and for key lengths above the stepped line in Table 4. Type E a Keys with both ends round with holes for two retaining screws for sizes 8 7 and 10 8 and for key lengths below the stepped line in Table 4 , b Additionally provided with tapped hole for one or two jacking screws for sizes 12 8 and upwards.

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Scope — Covers the dimensions and tolerances for parallei keys and keyways. Types — The keys shaii be of the following types: Type A — Keys with both ends round.

Type B — Keys with both ends square. Type D — Keys with both ends square with hole for one retaining screw for sizes 8x7 and upwards and for key lengths above the stepped line in Table 4. Type H — Keys with both ends square with chamfer and holes for two retaining screws. Type J — Keys with both ends square with chamfer and hole for one spring dowel sleeve. Note — Types A, C and E are meant for machine tools application also.

Dimensions 3. Material of Key — Steel of tensile strength not less than MPa shall be used as material for key. Packing 8,1 Packages shall be made In such a way that keys are protected against mechanical damage In transit. Marking 9. Only the range of key lengths and dimensions of keyways differed for machine tool applications.

In the present revision of , the requirements of keys for machine tools including the range of key lengths and details of keyway have been incorporated. In addition, the original range of sizes 2 X 2 to X 50 as also the types A to J have been retained. This version of the standard shall supersede IS : after Its publications.

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IS-2048_SPECIFICATION FOR PARALLEL KEYS AND KEYWAYS

Faesho They are used to improve the concentricity of the shaft and the mating part, which is critical for high speed operation. Internal Treaded Type F. They have a square or rectangular cross-section. Grooved pins are resistant to loosening from shock or vibration A few of them are illustrated as follows: Login to ask a question. They are manufactured as per IS. Damaged lamps will be credited to your original form of payment, and a new order must be placed for replacements, we do not reship replacement lamps as we allow any quantity to be ordered at time of purchase, and it is extremely difficult to ship only 1 or 2 long linear fluorescent light bulbs successfully. Warranty periods and services vary by manufacturer and product.

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