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NSKSelf Aligning Ball Bearing — 55 mm ID, 100 mm OD, 21 mm Width, Tapered Bore, Open, C3 Clearance

Condition: New

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3 in stock

NSK 1211KTNGC3 self-aligning ball bearing, 55 x 100 x 21 mm, 1:12 tapered bore, C3 clearance, double row, open. Dynamic 26,900 N, static 10,000 N.

List Price

$40.39

3 in stock

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Specifications

Key Specifications

MFR / BrandNSK
Model1211KTNGC3
Bearing TypeSelf Aligning Ball Bearing, Open
ID55 mm
OD100 mm
Width21 mm

Technical Specifications

MaterialChrome Steel
Series1200
BoreTaper Bore
Dynamic Load Rating26,900 N
Static Load Rating10,000 N
Rolling ElementsBall
Item Weight0.705 kg (1.55 lb)
Limiting Speed6,000 rpm grease; 7,100 rpm oil
Number Of Rows2
Bore TypeTapered 1:12
Snap Ring IncludedNo
Harmonization Code8482.10.50.68
Internal ClearanceC3
Base Number1211
Industry Termsself-aligning ball bearing, double row ball bearing, tapered bore bearing, adapter sleeve bearing
Common Misspellings1211KTNC3, 1211KTNG-C3, 12111K
Application TypesFans, conveyors, agricultural machinery, line shafts
Mpn Variants1211KTNGC3, 1211-K-TNG-C3, 1211 K TNG C3, 1211KC3, 1211K
Compatible With ReplacesH211 adapter sleeve
Additional AttributesShaft abutment da min 63 mm; housing abutment Da max 92 mm; fillet ra max 1.5 mm; chamfer r min 1.5 mm

Cross-References

Cross Reference 1SKF 1211 EKTN9/C3 - E design, polyamide cage
Cross Reference 2FAG 1211-K-TVH-C3
Cross Reference 3NTN 1211KC3
Cross Reference 4Koyo 1211KC3
Cross Reference 5SNR 1211KC3
Seller Part Number: B-AN5B1#CVTPI2

Product Description

What this part is

NSK 1211KTNGC3 is a double-row self-aligning ball bearing with a 1:12 tapered bore and C3 internal clearance. Bore Diameter: 55 mm. Outside Diameter: 100 mm. Overall Width: 21 mm. Bore Type: Tapered 1:12. Number Of Rows: 2. Rolling Elements: Ball. Closure Type: Open. Internal Clearance: C3. The spherical outer-ring raceway lets the inner ring and ball set swivel to accommodate shaft deflection and misalignment.

Decoding the designation

12 — light 02 dimension series self-aligning ball bearing.

11 — bore code, 11 x 5 = 55 mm bore.

K — 1:12 tapered bore, for an adapter sleeve or tapered shaft seat.

C3 — radial internal clearance greater than normal.

Specifications

Base 1211K catalogue data: Dynamic Load Rating: 26,900 N. Static Load Rating: 10,000 N. Limiting Speed: 6,000 rpm grease; 7,100 rpm oil. Item Weight: 0.705 kg (1.55 lb). Series: 1200. Base Number: 1211. Harmonization Code: 8482.10.50.68. Unit Quantity: 1 Pc.

Dimensions and mounting

Shaft abutment diameter da min: 63 mm. Housing abutment diameter Da max: 92 mm. Fillet radius ra max: 1.5 mm. Chamfer r min: 1.5 mm. Mounts on an H211 adapter sleeve for a 50 mm shaft.

Compatibility and replacement

55 x 100 x 21 mm tapered-bore C3 bearings: SKF 1211 EKTN9/C3 (E design, polyamide cage), FAG 1211-K-TVH-C3, NTN 1211KC3, Koyo 1211KC3, SNR 1211KC3. MPN variants: 1211KTNGC3, 1211-K-TNG-C3, 1211 K TNG C3, 1211KC3, 1211K.

Frequently asked questions

What are the dimensions of the NSK 1211KTNGC3?55 mm bore, 100 mm outside diameter, 21 mm width.

What adapter sleeve fits the 1211KTNGC3?The H211 adapter sleeve, for a 50 mm shaft.

What are the load ratings of the 1211K?Dynamic 26,900 N and static 10,000 N.

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