Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Alignment needle roller bearings -- Alignment needle roller bearings, with an inner ring SKF PNA 12/28

PNA 12/28

Dimensions

d		12	mm
D		28	mm
B		12	mm
F		15	mm
D₁		24.5	mm
r	min.	0.8	mm
r_1,2	min.	0.3	mm
s	max.	0.5	mm

Abutment dimensions

d_a	min.	14	mm
D_a	min.	23.5	mm
D_a	max.	24.5	mm
r_a	max.	0.8	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	7.37	kN
Basic static load rating	C₀	9.15	kN
Fatigue load limit	P_u	1.08	kN
Reference speed		24000	r/min
Limiting speed		28000	r/min

Mass

Mass bearing

0.037

Designation

PNA 12/28

Model Number: PNA 12/28
Inner Diameter：12mm Outer Diameter：28mm Width：12mm
Reference speed:28000 r/min Limiting speed:24000 r/min
Type：Bearings, units and housings Roller bearings Needle roller bearings Alignment needle roller bearings
Details： Alignment needle roller bearings Alignment needle roller bearings, with an inner ring
Update date：2021-06-07
Application:Doppler,sawing machine,hydraulic cylinder buffer,lifting chain,lifting equipment Hoisting hoist,medical treatment,Sensors,surgical instruments,engineering machine,Vacuum generator,roller lathe
Similar models:7312 BEGAM GS 81213 30312/DF 51288 F K 81126 TN HK 2012 HJ 312 EC 6312 GS 89312 SNP 3064x12
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Model No.	Inner Diameter	Outer Diameter	Width	Type
15517	39.7002	53.98	7.95	Seals
17435	45.0088	65	5	Seals
38x50x7 HMSA10 V	38	50	7	Seals
400084	7	-	-	Seals
6226/C3VL2071	130	230	40	Bearings, units and housings
71919 ACE/P4A	95	130	18	Bearings, units and housings
86754	-	-	19.05	Seals
AS 0619	6	19	1	Bearings, units and housings
BC4-8066/HA3	750	1090	-	Bearings, units and housings
KRE 40 PPA	-	40	20	Bearings, units and housings
NKI 40/30 TN	40	55	30	Bearings, units and housings
W 61909-2RS1	45	68	12	Bearings, units and housings

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