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Timing Belt Pulleys and V-Belt Sheaves: Matching Belt Drive Components Correctly
Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
Availability:
3 in stock
Matched duplex pair of NSK super-precision angular contact ball bearings, 80 x 110 x 16 mm each, 25° contact angle, light preload, phenolic cage, P4Y.
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$421.23
3 in stock
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| MFR / Brand | NSK |
|---|---|
| MPN | 7916A5TRDULP4Y |
| GTIN | 029176588488 |
| Model | 7916 A5 TR DUL P4Y / 71916 AC D P4 DGA |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 80 mm |
| OD | 110 mm |
| Width | 32 mm |
| Material | Bearing Steel |
|---|---|
| Series | 7900 Series |
| Lubricant | Preserved |
| Preload | Light |
| Base Number | 7916A5 |
| Industry Terms | super precision spindle bearing; machine tool bearing; matched pair angular contact; duplex bearing set; phenolic cage bearing; extra light series |
| Common Misspellings | NSK 7916A5TRDULP4V; 7916A5TRDULPAY; 7916 A5 TR DUL PY4; NKS |
| Application Types | Machine tool spindles; grinding spindles; high-speed milling heads; precision rotary tables |
| Bore Shaft Size | 80 mm (3.1496 in) |
| Mpn Variants | 7916A5TRDULP4Y; 7916A5TRDUL P4Y; 7916 A5 TR DUL P4Y; 7916-A5-TR-DUL-P4Y; 71916A5TRDULP4Y |
| Arrangement Configuration | DUL - matched duplex pair, light preload |
| Precision Class | NSK P4Y special class |
| Rolling Elements | Ball |
| Cage Material | Phenolic resin |
| Number Of Rows | 1 per ring, 2 rows in the pair |
| Bore Type | Straight |
| Snap Ring Included | No |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25° |
| Part Number | 7916A5TRDULP4Y |
| Cage Type | Outer-ring guided |
| Total Width | 32 mm (pair) |
NSK 7916A5TRDULP4Y is a super-precision angular contact ball bearing set, 2 pieces ground as a matched duplex pair. ISO equivalent 71916. Steel rings, steel balls, phenolic cage, open on both faces, 25° contact angle, light preload.
79 — NSK 79 extra-light dimension series; bore code 16 gives an 80 mm bore. ISO equivalent 71916.
A5 — 25° contact angle in NSK’s scheme.
TR — outer-ring-guided phenolic resin cage, rated to 120°C.
DUL — duplex, light preload.
P4Y — NSK special precision class, holding tighter bore and outside-diameter tolerance than P4.
Bore Diameter: 80 mm (3.1496 in). Outside Diameter: 110 mm (4.3307 in). Overall Width: 16 mm (0.6299 in) per ring. Total Width: 32 mm (1.2598 in) for the pair. Contact Angle: 25°. Precision Class: NSK P4Y special class. Preload: Light. Cage Material: Phenolic resin. Cage Type: Outer-ring guided. Cage Temperature Limit: 120°C (248°F). Rolling Elements: Steel balls. Number Of Rows: 1 per ring. Closure Type: Open. GTIN: 029176588488. Unit Quantity: 2 Pcs.
Series: NSK 79 extra-light series, ISO 719. ISO base number 71916, angle-designated 71916A5.
Other written forms: 7916A5TRDUL P4Y, 7916 A5 TR DUL P4Y, 7916-A5-TR-DUL-P4Y, 71916A5TRDULP4Y.
Bore 80 mm, outside diameter 110 mm, width 16 mm per ring and 32 mm for the pair.
25°. A5 is NSK’s code for a 25° contact angle.
TR is an outer-ring-guided phenolic resin cage rated to 120°C. P4Y is an NSK special class with tighter bore and outside-diameter tolerance than P4.
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Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
Tapered, cylindrical, and spherical roller bearings all solve the same basic problem, carrying more load
If you pulled a bearing off general industrial equipment at random, there’s a good chance
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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