New Inventory Daily | Same Day Free Shipping

13k+ reviews

NTNASFD204Two-Bolt Flange Bearing Unit — 20 mm Bore, Cast Iron Housing, Set Screw Locking, Contact Seals

Condition: New

Availability:

1 in stock

NTN ASFD204 two-bolt rhombus flange unit, 20 mm bore, cast iron housing, set screw locking, AS204 insert with contact seals. Four units per listing.

Same day shipment

List Price

$55.68

1 in stock

Prefer eBay? Buy this item on our store (opens in a new tab)

Small green outline icon of a shipping box with a clock, indicating delivery time
Availability

1 in stock

On the Shelf & Ready to Ship

Green shield badge reading "Same-Day Shipping" with box and delivery truck icons
Free Shipping

On all orders

Green shield icon with box and arrow graphic labeled "Free Returns"
Free Returns

No Risk, No Hassle

Specifications

Key Specifications

MFR / BrandNTN
MPNASFD204
ModelAS FD 204
ID20 mm

Technical Specifications

TypeFlanged Mount Bearing Unit
Bolt Center To Center Length71 mm
Mpn VariantsASFD204, ASFD 204, AS FD 204, AS204 FD204
Precision ClassISO Class 0
MaterialCast Iron housing, bearing steel insert
Min Temp-40 °C
Dynamic Load Rating12,800 N
Static Load Rating6,650 N
Rolling ElementsBall
Max Temp120 °C
Bearing TypeTwo-Bolt Flanged Unit
Item Weight0.41 kg (0.90 lb)
Cage MaterialPressed steel
Internal ClearanceCN
Locking DeviceSet Screw
Housing MaterialCast Iron
Seller Part Number: N4#X4DI2I

Product Description

What this part is:

NTN ASFD204 two-bolt rhombus flanged unit: an AS204 set-screw ball bearing insert in an FD204 one-piece cast iron housing. Unit Quantity: 4 Pcs. Four complete flange units, each an FD204 housing with an AS204 insert. Bore Diameter: 20 mm. Housing Material: Cast Iron. Locking Device: Set Screw. Seal Type: Contact seals both sides, nitrile rubber. End Type: Open.

Decoding the designation:

AS — narrow inner ring insert, set screw locking.

FD — flanged unit, cast housing, short two-bolt rhombus flange.

2 — light series.

04 — 20 mm bore.

Specifications:

Dynamic Load Rating: 12,800 N. Static Load Rating: 6,650 N. Precision Class: ISO Class 0. Internal Clearance: CN. Cage Material: Pressed steel. Rolling Elements: Ball. Item Weight: 0.41 kg (0.90 lb) per unit. Operating Temperature Range: -40 to 120 °C.

Dimensions and mounting:

Flange Length: 90 mm. Bolt Center To Center: 71 mm. Flange Width: 67 mm. Flange Thickness: 17 mm. Mounting Face to Insert Face: 27.5 mm. Bolt Hole Diameter: 10 mm. Insert Inner Ring Width: 25 mm. Set Screw Position from Ring Face: 7 mm.

Compatibility and replacement:

Insert: NTN AS204. Housing: NTN FD204.

Frequently asked questions:

What is the bore size of the NTN ASFD204?

20 mm.

What are the bolt hole spacing and bolt hole diameter?

Bolt center to center 71 mm, bolt hole diameter 10 mm.

What are the parts of the ASFD204 unit?

An AS204 set-screw insert and an FD204 one-piece cast iron two-bolt flange housing.

You May Also Like

Angular Contact Ball Bearing, Super Precision - 30 mm ID, 55 mm OD, 13 mm Width, Open, 15° Contact Angle, Light Preload, P6 / ABEC 3, Phenolic Cage, 2 Pcs
7006CTSULP6

$67.12

59 in stock

Add to cart
Double-Row Spherical Roller Bearing, 45 x 85 x 23 mm, C3 Clearance, W33 Lubrication Groove, Cylindrical Bore, 1 Pc

$43.38

64 in stock

Add to cart
NDH Q0L03BDTS9A angular contact ball bearing in plastic wrap next to its New Departure Hyatt box and mounting instructions sh
Q0L03BDTS9A

$95.00

148 in stock

Add to cart

Need help finding the right part?

Our team can locate, cross-reference, and source all parts.

Assortment of MRO parts including motor, bearing, gears, cylinder and valve

News

Replacement PCBs for Legacy CNC: A Field Guide

Siemens put a number on the bad day you’re having.

Sell Surplus Servo Drives: Who Actually Buys in Bulk

Rockwell’s own product page for the Kinetix 6000 is down

Additional Resources

Need help finding the right part?

Our team can locate, cross-reference, and source all parts.

Get In Touch
Need help finding the right part?

Our team can locate, cross-reference, and source all parts.

Get In Touch

Sort

Brand

Price

MPN

Categories

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.