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Company
Bossard Catalog
Description
BN 819 - Retaining rings for shafts standard design (DIN 471), spring steel, mechanical zinc plated blue
Bill of material
BN 819 1287702 retaining ring for shafts 21x1.2
BNARTNR
Identification
BNNORM1
DIN 471
BNMAT
Material
Spring steel
BNSURFACE
Surface
mechanical zinc plated blue
D1
Nominal dimension
mm
S
Thickness
mm
D3
Ring inner diameter free length
mm
A
Distance max.
mm
B
Web thickness ~
mm
D5
Hole diameter
mm
D2
Diameter keyseat
mm
M
Groove width H13
mm
T
Slot depth
mm
N
Shaft projection min.
mm
D4
Diameter of fitting
mm
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