L
o
a
d
i
n
g
.
.
.
NSK Banner
Product Series of Automation-Related Precision Ball Screws and Linear Rails – High-Precision Ball Screws
L
o
a
d
i
n
g
.
.
.
Product image_1
Transfer Equipment (R Type)/Ball Screw

RNFTL 1616A3

R系列

  • Lead16 mm

Product Features

  • NSK R-series rolled ball screw nut RNFTL 1616A3 (Flanged nut with protruding recirculation tube), for 16 mm shaft dia. × 16 mm lead
  • Accuracy grade Ct10 (R-series standard), 3 effective ball turns, without seal
  • Basic load ratings: dynamic Ca 5.44 kN / static C0a 9.55 kN
  • Nut only (screw shaft not included); used with RS-series rolled screw shafts
  • Shaft-end machining to drawings available for the mating shaft

Quantity

Product Specifications
SpecificationUnitRNFTL 1616A3
Series-R-series rolled ball screw nut / Flanged nut with protruding recirculation tube
Shaft diametermm16
Leadmm16
Accuracy grade-Ct10 (R-series standard)
Effective ball turns-3
Seal-Without seal
Basic dynamic load rating CakN5.44
Basic static load rating C0akN9.55
Internal design code-A (NSK internal design code)
Mating screw shaft-RS-series rolled screw shaft (sold separately)
Product Description

RNFTL 1616A3 is an NSK R-series rolled ball screw nut (Flanged nut with protruding recirculation tube): for 16 mm shaft diameter and 16 mm lead, accuracy grade Ct10, 3 effective ball turns, without seal, with basic load ratings of Ca 5.44 kN (dynamic) and C0a 9.55 kN (static). This is a nut-only item (screw shaft not included), used with NSK RS-series rolled screw shafts for economical transfer drives.

Not sure about accuracy grades? See our guide: How to choose ball screw accuracy grades (C0–C10) (in Chinese).

Other nut models for the same shaft dia. × lead

Other nut models for 16 mm shaft dia. × 16 mm lead: RNFCL 1616A3, RNFCL 1616A3S, RNFCL 1616A6, RNFCL 1616A6S, RNFTL 1616A3S.

Customization

This is a nut-only item, used with the matching RS-series rolled screw shaft; shaft ends can be machined to your drawings. Add the part number (or your drawing) to the inquiry cart — Nahshon works directly with NSK to confirm specs, quotation and delivery.

Matching Shaft

This nut matches shaft RS1616A - quote shaft and nut as a set; Nahshon can arrange cutting to length and shaft-end machining.

Nahshon Logo

Copyright©2026 NAHSHON ENTERPRISE .All Rights Reserved.

Design by Sowing