Manufacturer: Hirosugi Instruments Co., Ltd.
Model: WSB-400SWE

Specification

①Main unit

Material

Free-cutting brass (C3604BD)
Cadmium content less than 75 ppm

process

Nickel plating (Ni)

②Spring washer

Material

Phosphor bronze (C5191W)

process

Nickel plating (Ni)

Exterior drawings

Thread diameter (pitch)	L	Part Number	ℓ1	ℓ
M4 (0.7)	8	WSB-408SWE	4.5	7
	10	WSB-410SWE	6	9
	12	WSB-412SWE	7	11
	15	WSB-415SWE	8	14
	18	WSB-418SWE	8	17
	20	WSB-420SWE	8	19
	twenty five	WSB-425SWE	8	twenty four
	30	WSB-430SWE	8	32
	35	WSB-435SWE	8	34
	40	WSB-440SWE	8	42
	45	WSB-445SWE	8	44
	50	WSB-450SWE	8	49