INA NKX40Z (174742) Combined Needle Roller / Thrust Ball Bearing
NKX40Z Bearing Specifications: Bore, OD & Width
Interchange & Applications for INA NKX40Z










| Description | Details |
|---|---|
| Available Quantity | 5 |
| Model | NKX40Z |
| Condition | New |
| Manufacturer | INA |
| Asset Number | KSC1290 / 1661 |
| Guarantee or ASIS | 1. HIGH CONFIDENCE ITEM: We will offer a 100% 14 Day money back less S&H. |
| Inspections - Yellow Tag | 1. New in Box |
| Packaging Cost | 1.6 6x10 CH $3.00 |
$24.95
Basic Information
Asset #
KSC1290 / 1661
Available Quantity
5
Inspections - Yellow Tag
1. New in Box
Condition
New
Guarantee or ASIS
1. HIGH CONFIDENCE ITEM: We will offer a 100% 14 Day money back less S&H.
Item Description
INA NKX40Z (174742) combined needle roller and thrust ball bearing, 40 mm bore class. The NKX design carries radial load on the needle section and axial load on the integral thrust ball section in one compact envelope.
Combined bearings of this type serve machine tool lead screws, indexing tables, and gearbox output positions where one seat must take load in both directions, keeping both raceways concentric by construction.
New in box. Five available; price is per bearing.
Surplus stock in the exact size is how maintenance departments keep consumable positions filled without waiting on a distributor order.
New surplus, available from King Surplus inventory in Del Rio, Texas.
Factory Information
- Manufacturer: INA (Schaeffler)
- Model: NKX 40 Z
- INA Part Number: 174742 (box also marked 000-174-742)
- Type: Combined needle roller / axial ball bearing, single direction, to DIN 5429
- Bore / Fw: 40 mm
- Outside Diameter: 52 mm
- Overall Width: 32 mm
- Z Suffix: stamped steel cover on the axial side, factory greased
- Origin: Made in Germany
- Date Code: 12/16/2002
- Batch Markings: BZ 01 02R1017, 5573637, 442
- Packaging Note (factory): Packgut VCI-geschutzt (VCI corrosion-inhibiting wrap)
Spec Basis: verified 2026-09-16 against this record's own photographs - the box and wrap read INA P/N NKX40Z 174742, NKX 40 Z, MADE IN GERMANY, 12/16/2002, Packgut VCI-geschutzt 000-174-742, BZ 01 02R1017 5573637 442. Dimensions 40 x 52 x 32 mm and the Z cover definition are Schaeffler published NKX40-Z data. Agrees with record manufacturer (FID 56 INA) and model (FID 57). CORRECTION: "Bore: 40 mm class" was vague - the bore is 40 mm exactly, and the outside diameter and width have been added.
Specifications
INA
NKX40Z
N/A
12/16/2002
N/A
N/A
3
3
1
N/A
2
2.03125
KSC1290 / 1661
Packaging fees
1.6 6x10 CH $3.00

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