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NSK7009A5TYDULP4Angular Contact Ball Bearing 45x75x16 mm Super Precision 25 Degree ABEC 7 Light Preload Universal Duplex Pair – NSK 7009A5TYDULP4

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1 in stock

Super precision angular contact ball bearing, 45x75x16 mm, 25 degree contact angle, ABEC 7 / P4, light-preload universally ground duplex pair.

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$217.44

1 in stock

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Specifications

Key Specifications

MFR / BrandNSK
MPN7009A5TYDULP4
GTIN029176068508
Model7009A5 TY DUL P4/PA7 / 3MM7109 WI CR DUL / 7009 ACD / B-7009E
Bearing TypeAngular Contact Ball Bearing, Open
ID45 mm
OD75 mm
Width16 mm

Technical Specifications

MaterialBearing Steel
Series7000 Series Super Precision
PreloadLight (L)
Base Number7009
Industry TermsSuper precision angular contact ball bearing; spindle bearing; matched duplex pair; ABEC 7 bearing; machine tool bearing
Common Misspellings7009ASTYDULP4; 7009A5TYDULP-4; 7009A5TYDULPA; 7009 A5TYDULP4; 7009A5TYDUIP4
Application TypesMachine tool spindles; grinding spindles; precision gearboxes; high-speed rotary tables; milling and turning centres
Overall Width16 mm
Mpn Variants7009A5TYDULP4; 7009A5 TY DUL P4; 7009-A5-TY-DUL-P4; 7009A5 TYDUL P4; 7009A5TYDUL P4
Precision ClassABEC 7 / P4
Additional AttributesEffective load centre a 22.0 mm; permissible axial load Pa 14.5 kN; da min 51 mm; Da max 69 mm; Db max 70 mm; ra max 1 mm; rb max 0.5 mm; r min 1 mm; r1 min 0.6 mm
Cage TypeBall-guided
Dynamic Load Rating29,100 N
Static Load Rating18,300 N
Rolling ElementsBall
Item Weight0.250 kg (0.551 lb) per bearing
Number Of RowsSingle Row
Bore TypeStraight
Snap Ring IncludedWithout Snap Ring
Limiting Speed16,700 rpm grease; 25,000 rpm oil
LubricantGrease or oil-air; 1.4 g grease per bearing recommended
Harmonization Code8482.10.5028
Contact Angle25°
Mounting ArrangementUniversal duplex (DU), pairable DB, DF or DT
Bearing MaterialBearing Steel

Cross-References

Cross Reference 1SKF 7009 ACD/P4A
Cross Reference 2FAG B7009-E-T-P4S
Cross Reference 3Fafnir / Timken 3MM9109WI
Cross Reference 4NSK 7009A5TRDULP4 (sibling, phenolic cage)
Cross Reference 5NSK 7009A5TYNDULP4 (sibling, polyamide cage)
Cross Reference 6NSK 7009A5TYDBLP4 (sibling, back-to-back pairing)
Cross Reference 7NTN 7009UCDBP4 (comparable 25 degree super precision, not a code-for-code match)
Seller Part Number: B-AE3B3#PFJUIT

Product Description

What this part is

NSK 7009A5TYDULP4 is a super precision single-row angular contact ball bearing in the 7000 series, 45 mm bore by 75 mm outside diameter by 16 mm width, supplied as a universally ground pair. Bore Diameter: 45 mm. Outside Diameter: 75 mm. Overall Width: 16 mm. Contact Angle: 25°. Precision Class: ABEC 7 / P4. Rolling Elements: Ball. Bore Type: Straight. Closure Type: Open. Number Of Rows: Single Row. Bearing Material: Bearing Steel. Series: 7000 Series Super Precision. Base Number: 7009.

Decoding the designation

7009 — 70 dimension series, 45 mm bore.

A5 — 25° contact angle in NSK super precision nomenclature.

TY — ball-guided cage.

DU — universally ground duplex set, flush-ground so the two rings pair back-to-back, face-to-face or in tandem.

L — light preload class.

P4 — ISO Class 4 accuracy, commonly quoted as ABEC 7.

What these specs mean in practice

Dynamic Load Rating: 29,100 N per bearing. Static Load Rating: 18,300 N per bearing. Limiting Speed: 16,700 rpm grease; 25,000 rpm oil. Permissible axial load Pa: 14.5 kN. Item Weight: 0.250 kg (0.551 lb) per bearing. Cage Type: Ball-guided. Preload: Light (L). Lubricant: grease or oil-air, 1.4 g grease per bearing recommended. Load ratings and mass are stated per bearing, not per set.

Mounting data

Effective load centre a: 22.0 mm. Shaft abutment diameter da min: 51 mm. Housing abutment diameter Da max: 69 mm. Housing abutment diameter Db max: 70 mm. Shaft fillet radius ra max: 1 mm. Housing fillet radius rb max: 0.5 mm. Chamfer r min: 1 mm. Chamfer r1 min: 0.6 mm.

Quantity and configuration

Unit Quantity: 2 Pcs. Mounting Arrangement: universal duplex (DU), pairable DB, DF or DT. A preloaded set carries a defined preload rather than a running internal clearance.

Interchange guidance

Equivalents at 25° include SKF 7009 ACD/P4A, FAG B7009-E-T-P4S and Fafnir · Timken 3MM9109WI. NSK siblings in the same envelope include 7009A5TRDULP4 and 7009A5TYNDULP4, which differ in cage. NTN 7009UCDBP4 is a comparable 25° super precision bearing rather than a code-for-code match.

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