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Central Surplus Bearing Finder
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
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1 in stock
Super-precision angular contact ball bearing, 60x85x13 mm, 25 degree contact angle, ABEC 7 / P4, supplied as a light-preload universal duplex pair.
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$282.01
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| MFR / Brand | NSK |
|---|---|
| MPN | 7912A5TYDULP4 |
| Model | 7912 A5 TY DUL P4 / 71912A5TYDULP4 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 60 mm |
| OD | 85 mm |
| Width | 13 mm |
| Material | Bearing Steel |
|---|---|
| Series | 71900 / 7900 super-precision |
| Lubricant | Grease or oil |
| Preload | Light (L) |
| Base Number | 7912 |
| Industry Terms | Super precision bearing; spindle bearing; matched pair; angular contact ball bearing; ABEC 7 |
| Common Misspellings | 7912A5TYDULP-4; 7912 A5TY DULP4; 7921A5TYDULP4; 7912A5TYDLUP4 |
| Application Types | Machine tool spindles; grinding spindles; high-speed rotary tables; precision motion control |
| Overall Width | 13 mm |
| Mpn Variants | 7912A5TYDULP4; 7912A5 TY DUL P4; 7912-A5-TY-DUL-P4; 71912A5TYDULP4; 7912A5TYDUL |
| Precision Class | ABEC 7 / P4 |
| Additional Attributes | Effective load center a: 23.4 mm; da min 66 mm; Da max 79 mm; ra max 1 mm; r min 1 mm; r1 min 0.6 mm |
| Cage Type | Ball-guided |
| Dynamic Load Rating | 23,100 N |
| Static Load Rating | 17,700 N |
| Rolling Elements | Ball |
| Item Weight | 0.198 kg (0.44 lb) |
| Number Of Rows | 1 per bearing |
| Bore Type | Cylindrical |
| Snap Ring Included | Without Snap Ring |
| Limiting Speed | 13,800 rpm grease; 20,700 rpm oil |
| Harmonization Code | 8482.10 |
| Contact Angle | 25° |
| Mounting Arrangement | DUL — universally matched duplex pair, light preload |
| Bearing Material | Bearing steel |
| Cross Reference 1 | NSK 71912A5TYDULP4 - current numbering |
|---|---|
| Cross Reference 2 | SKF 71912 ACD/P4ADGB |
| Cross Reference 3 | FAG B71912-E-T-P4S-DUL - phenolic cage |
| Cross Reference 4 | Koyo 7912C DU P4 - 15 deg angle, not 25 deg |
NSK 7912A5TYDULP4 is a super-precision angular contact ball bearing supplied as a universally matched duplex set. Bore Diameter: 60 mm. Outside Diameter: 85 mm. Overall Width: 13 mm. Rolling Elements: Ball. Number Of Rows: 1 per bearing. Closure Type: Open. Bearing Material: Bearing steel. Series: 71900 super-precision. Base Number: 7912.
7912 — super-precision angular contact ball bearing, 19 dimension series, 60 mm bore.
A5 — 25° contact angle.
TY — ball-guided cage.
DUL — universally matched duplex set, light preload.
P4 — ISO class 4 precision, ABEC 7 equivalent.
Dynamic Load Rating: 23,100 N. Static Load Rating: 17,700 N. Contact Angle: 25°. Limiting Speed: 13,800 rpm grease; 20,700 rpm oil. Precision Class: ABEC 7 / P4. Preload: Light. Cage Type: Ball-guided. Item Weight: 0.198 kg (0.44 lb). Load ratings and mass are per bearing, not per set.
Bore Type: Cylindrical. Shaft abutment diameter da min: 66 mm. Housing abutment diameter Da max: 79 mm. Fillet radius ra max: 1 mm. Chamfer r min: 1 mm. Chamfer r1 min: 0.6 mm. Effective load center a: 23.4 mm. Lubricant: Grease or oil.
Unit Quantity: 2 Pcs. Mounting Arrangement: DUL universal duplex, light preload — the pair reaches the stated light preload in back-to-back, face-to-face or tandem orientation without shims.
SKF 71912 ACD/P4ADGB has the same 60 · 85 · 13 mm size, 25° contact angle, class 4 precision and light preload. FAG B71912-E-T-P4S-DUL matches too but has a phenolic cage. NSK also writes this bearing as 71912A5TYDULP4. Koyo 7912C DU P4 has a 15° contact angle, so it is not a substitute. Cage design differs between makers and should be confirmed against the application.
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A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
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Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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