NTNBST30X62-1B DF P4Ball Screw Support Bearing Pair, 30x62x15 mm Each, 60° Angular Contact Thrust, Standard Preload, Face-to-Face Matched, P4

Product Description

What this part is:

NTN BST30X62-1B DF P4 is a ball screw support bearing pair: two angular contact thrust ball bearings, each 30 mm bore by 62 mm outside diameter by 15 mm wide, supplied as a face-to-face (DF) matched pair. Unit Quantity: 2 Pcs.

Decoding the designation:

BST — NTN open-type angular contact thrust ball bearing for ball screw support, 60° contact angle.

30X62 — 30 mm bore, 62 mm outside diameter.

1B — standard preload.

DF — face-to-face matched pair.

P4 — ISO tolerance class 4.

Specifications:

Bore Diameter: 30 mm. Outside Diameter: 62 mm. Width: 15 mm per bearing. Overall Width: 30 mm. Contact Angle: 60°. Cage Material: Resin. Precision Class: ISO Class 4 / P4. Preload: Standard (1B). Closure Type: Open. Rolling Elements: Ball. Arrangement: DF, face-to-face. Unit Quantity: 2 Pcs.

Dimensions and mounting:

Each bearing is 30 x 62 x 15 mm; the pair stacks to 30 mm overall width. Both faces are ground to the same stand-out, so bearings of the same number combine into DB, DF, DBT or DTBT sets at the correct preload without shimming.

Compatibility and replacement:

NSK 30TAC62B and SKF BSD 3062 C — 60° ball screw support bearings in the 30 x 62 x 15 mm envelope. Related NTN executions in the same envelope: BST30X62-1BLXL with light contact seals, BST30X62-1BDFT as a three-row set, and 2A-BST30X62-1B.

Frequently asked questions:

What is the contact angle of the NTN BST30X62-1B DF P4?

60°, from the BST ball screw support type.

How many bearings are in the set?

Two bearings, one face-to-face (DF) matched pair.

What are the dimensions of each bearing?

30 mm bore, 62 mm outside diameter, 15 mm width.