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NSK7010CTYDUMPA7Super Precision Angular Contact Ball Bearing — 50 mm ID, 80 mm OD, 16 mm Width, 15° Contact Angle, Universally Ground Duplex Pair, Medium Preload, Ball-Guided Cage

Condition: New

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1 in stock

Super precision angular contact ball bearing, 50x80x16 mm, 15 degree contact angle, universally ground duplex pair at medium preload, 32,500 N dynamic.

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$223.18

1 in stock

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Specifications

Key Specifications

MFR / BrandNSK
MPN7010CTYDUMPA7
Model7010 C T Y DUM PA7 / 2MM7110 WI CR DUM
Bearing TypeAngular Contact Ball Bearing, Open
ID50 mm
OD80 mm
Width16 mm

Technical Specifications

MaterialBearing Steel
SeriesNSK 7000C Super Precision
PreloadMedium (M)
Base Number7010C
Industry TermsSuper precision bearing; spindle bearing; precision angular contact; matched pair; duplex set; 15 degree ACBB
Common Misspellings7010 CTY DUM PA7; 7010CTYDUMP A7; 7010CTY-DUMPA7; NSK7010C; 7010 C TY DUM PA 7
Application TypesMachine tool spindles; grinding spindles; high-speed motor spindles; precision rotary tables; test and metrology equipment
Overall Width16 mm
Mpn Variants7010CTYDUMPA7; 7010C TY DUM PA7; 7010-C-TY-DUM-PA7; 7010CTYDUM; 7010C/DUM
Additional AttributesEffective load centre a: 16.7 mm; Permissible axial load Pa: 13.9 kN; da min 56 mm; Da max 74 mm; Db max 75 mm; r min 1 mm; r1 min 0.6 mm; ra max 1 mm; rb max 0.5 mm; recommended grease quantity 1.5 g per bearing; accuracy grades offered in this size: P5, P4, P4Y, P3; cage options offered: TY, TYN, TR, TSR, MY; preload classes offered: EL, L, M, H
Cage TypeBall-guided
Dynamic Load Rating32,500 N
Static Load Rating21,900 N
Rolling ElementsBall
Item Weight0.259 kg (0.571 lb) per bearing
Number Of Rows1
Bore TypeStraight
Snap Ring IncludedWithout Snap Ring
Limiting Speed17,700 rpm grease; 27,000 rpm oil
LubricantGrease or oil/oil-air
Harmonization Code8482.10.50
Contact Angle15°
Mounting ArrangementDuplex universal (DU)
Bearing MaterialSteel

Cross-References

Cross Reference 1SKF 7010 CD/P4A
Cross Reference 2FAG B7010-C-T-P4S
Cross Reference 3Timken/Fafnir 2MM9110WI
Cross Reference 4Barden 110HC
Cross Reference 5RHP 7010CT
Cross Reference 6Koyo 7010C
Cross Reference 7NTN 7010C
Cross Reference 8NACHI 7010C
Cross Reference 9SKF 7010 ACD/P4A — same envelope at 25°, related not equivalent
Seller Part Number: B-AB3B2#E0UPEZ

Product Description

What this part is

NSK 7010C TY DUM PA7 is a super-precision single-row angular contact ball bearing supplied as a universally ground duplex pair. Bore Diameter: 50 mm. Outside Diameter: 80 mm. Overall Width: 16 mm. Contact Angle: 15°. Rolling Elements: Ball. Bore Type: Straight. Closure Type: Open. Number Of Rows: 1 per bearing. Bearing Material: Steel. Series: NSK 7000C super precision. Base Number: 7010C.

Decoding the designation

7010 — 70 series super-precision angular contact ball bearing in the 10 bore size, giving a 50 mm bore.

C — 15° contact angle.

TY — ball-guided cage.

DU — duplex universal, a matched pair that mates back-to-back, face-to-face or in tandem.

M — medium preload class.

PA7 — NSK execution suffix.

What these specs mean in practice

Dynamic Load Rating: 32,500 N (7,307 lbf) per bearing. Static Load Rating: 21,900 N (4,923 lbf) per bearing. Limiting Speed: 17,700 rpm grease; 27,000 rpm oil. Permissible axial load Pa: 13.9 kN per bearing. Item Weight: 0.259 kg (0.571 lb) per bearing. Lubricant: grease or oil/oil-air, at a recommended grease quantity of 1.5 g per bearing.

Mounting data

Effective load centre a: 16.7 mm. Shaft abutment diameter da min: 56 mm. Housing abutment diameter Da max: 74 mm. Housing abutment diameter Db max: 75 mm. Chamfer r min: 1 mm. Chamfer r1 min: 0.6 mm. Shaft fillet ra max: 1 mm. Housing fillet rb max: 0.5 mm.

Quantity and configuration

Unit Quantity: 2 Pcs. Mounting Arrangement: duplex universal (DU). Preload: Medium (M). A single bearing of this type carries thrust in one direction; the duplex pair set back-to-back or face-to-face carries thrust in both. Load ratings and mass are stated per bearing, not for the set.

Interchange guidance

Equivalents at the same 50 × 80 × 16 mm envelope and 15° contact angle include SKF 7010 CD/P4A, FAG B7010-C-T-P4S, Timken/Fafnir 2MM9110WI, Barden 110HC, RHP 7010CT, Koyo 7010C, NTN 7010C and NACHI 7010C. SKF 7010 ACD/P4A shares the same envelope at 25° and is related, not equivalent.

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