Sprocket | Drawing Library | TSUBAKI Power Transmission Products Information Site

Type	Drive and Top chain sprockets
RS sprocket (material: steel) RS sprocket (material: stainless steel) BS/DIN sprocket (material: steel) Top chain sprocket
Conveyor chain sprockets
Double pitch chain sprocket (material: steel) Double pitch chain sprocket (material: stainless steel) Double Plus Free Flow Chains sprocket Sprockets for Large Size Conveyor Chains
Chain size
Roller type	S R F ---
Hub type	---
Number of teeth
Tooth tip hardening	No tooth tip hardening Hardened tooth tip specification (Q) ---
Processing category

Shaft Hole Diameter
Shaft bore tolerance	H7 (standard) H8 (standard) G7 M7
Chamfer dimensions
Keyway tolerance	Js9 (new JIS) (standard) P9 (New JIS) F7 (old JIS) E9 (old JIS) ---
Keyway width	*Keyway depth is our standard (see drawing) ---
parallel use	H0 (none) H1 (hub mounting direction: inside - inside) H2 (hub mounting direction: same direction) H3 (hub mounting direction: outside - outside) ---
Tap Pattern	* Set screws included ---
Tap Size	---
Surface Treatment	None B: black oxide finish K: Electroless nickel-phosphorus plating C: Electrogalvanized (trivalent chromate treatment) ---
Indicator pins (Replacement notification mark)	No symbols (no Indicator pins) E (with Indicator pins) ---
coating	L0 (no paint, anti-rust oil applied) L1 (Lacquer paint, standard paint color) L2 (lacquer paint Indicator pins paint color) ---

Shaft Hole Diameter

Shaft bore tolerance

H7 (standard)
H8 (standard)
G7
M7

Chamfer dimensions

Keyway tolerance

Js9 (new JIS) (standard)
P9 (New JIS)
F7 (old JIS)
E9 (old JIS)

---

Keyway width

*Keyway depth is our standard (see drawing)

---

parallel use

H0 (none)
H1 (hub mounting direction: inside - inside)
H2 (hub mounting direction: same direction)
H3 (hub mounting direction: outside - outside)

---

Tap Pattern

* Set screws included

---

Tap Size

---

Surface Treatment

None
B: black oxide finish
K: Electroless nickel-phosphorus plating
C: Electrogalvanized (trivalent chromate treatment)

---

Indicator pins
(Replacement notification mark)

No symbols (no Indicator pins)
E (with Indicator pins)

---

coating

L0 (no paint, anti-rust oil applied)
L1 (Lacquer paint, standard paint color)
L2 (lacquer paint Indicator pins paint color)

---

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TSUBAKI Power Transmission Products Information Site