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Central Surplus Bearing Finder
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
Availability:
1 in stock
Super precision angular contact ball bearing, 20x42x12 mm, 15 degree contact angle, universally ground duplex pair at light preload, 14,000 N dynamic.
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$119.73
1 in stock
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| MFR / Brand | NSK |
|---|---|
| MPN | 7004CTYDULPA7 |
| Model | 7004 C TY DUL PA7 / 2MM9104 WI CR DUL |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 20 mm |
| OD | 42 mm |
| Width | 12 mm |
| Material | Bearing Steel |
|---|---|
| Series | NSK 7000C Super Precision |
| Preload | Light (L) |
| Base Number | 7004C |
| Industry Terms | Super precision bearing; spindle bearing; precision angular contact; matched pair; duplex set; 15 degree ACBB |
| Common Misspellings | 7004 CTY DUL PA7; 7004CTYDULP A7; 7004CTY-DULPA7; NSK7004C; 7004 C TY DUL PA 7 |
| Application Types | Machine tool spindles; grinding spindles; high-speed motor spindles; precision rotary tables; test and metrology equipment |
| Overall Width | 12 mm |
| Mpn Variants | 7004CTYDULPA7; 7004C TY DUL PA7; 7004-C-TY-DUL-PA7; 7004CTYDUL; 7004C/DUL |
| Additional Attributes | Effective load centre a: 10.1 mm; Permissible axial load Pa: 4.80 kN; da min 25 mm; Da max 37 mm; Db max 39.5 mm; r min 0.6 mm; r1 min 0.3 mm; ra max 0.6 mm; rb max 0.3 mm; recommended grease quantity 0.41 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 Type | Ball-guided |
| Dynamic Load Rating | 14,000 N |
| Static Load Rating | 6,550 N |
| Rolling Elements | Ball |
| Item Weight | 0.067 kg (0.148 lb) per bearing |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Limiting Speed | 37,100 rpm grease; 56,500 rpm oil |
| Lubricant | Grease or oil/oil-air |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 15° |
| Mounting Arrangement | Duplex universal (DU) |
| Bearing Material | Steel |
| Cross Reference 1 | SKF 7004 CD/P4A |
|---|---|
| Cross Reference 2 | FAG B7004-C-T-P4S |
| Cross Reference 3 | Timken/Fafnir 2MM9104WI |
| Cross Reference 4 | Barden 104HC |
| Cross Reference 5 | RHP 7004CT |
| Cross Reference 6 | Koyo 7004C |
| Cross Reference 7 | NTN 7004C |
| Cross Reference 8 | NACHI 7004C |
| Cross Reference 9 | SKF 7004 ACD/P4A — same envelope at 25°, related not equivalent |
NSK 7004C TY DUL PA7 is a super-precision single-row angular contact ball bearing supplied as a universally ground duplex pair. Bore Diameter: 20 mm. Outside Diameter: 42 mm. Overall Width: 12 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: 7004C.
7004 — 70 series super-precision angular contact ball bearing in the 04 bore size, giving a 20 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.
L — light preload class.
PA7 — NSK execution suffix.
Dynamic Load Rating: 14,000 N (3,147 lbf) per bearing. Static Load Rating: 6,550 N (1,473 lbf) per bearing. Limiting Speed: 37,100 rpm grease; 56,500 rpm oil. Permissible axial load Pa: 4.80 kN per bearing. Item Weight: 0.067 kg (0.148 lb) per bearing. Lubricant: grease or oil/oil-air, at a recommended grease quantity of 0.41 g per bearing.
Effective load centre a: 10.1 mm. Shaft abutment diameter da min: 25 mm. Housing abutment diameter Da max: 37 mm. Housing abutment diameter Db max: 39.5 mm. Chamfer r min: 0.6 mm. Chamfer r1 min: 0.3 mm. Shaft fillet ra max: 0.6 mm. Housing fillet rb max: 0.3 mm.
Unit Quantity: 2 Pcs. Mounting Arrangement: duplex universal (DU). Preload: Light (L). Load ratings and mass are stated per bearing, not for the set.
Equivalents at the same 20 × 42 × 12 mm envelope and 15° contact angle include SKF 7004 CD/P4A, FAG B7004-C-T-P4S, Timken/Fafnir 2MM9104WI, Barden 104HC, RHP 7004CT, Koyo 7004C, NTN 7004C and NACHI 7004C. SKF 7004 ACD/P4A shares the same envelope at 25° and is related, not equivalent.
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A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
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