WISE S300/S310 Ball Type Sight Glass

WISE S300 series ball sight glasses confirm fluid flow by the motion of balls inside the window. S300 has screwed/socket ends; S310 is flanged.

Key features

Moving balls indicate flow
Tempered glass
Screwed, socket or flanged ends
Cast carbon or stainless steel body

Specifications

Max. pressure	2.9 MPa
Max. temperature	100 C
Glass	Tempered
Sizes	S300: 8-25A (1/4"-1"); S310: 15-150A (1/2"-6")
Body material	A216 WCB, A351 CF8, A351 CF8M; S310 also A106 Gr.B
Flange ratings	JIS 10K/20K, ANSI 150/300 Lb, PN10/PN16
Screwed ends	NPT (F) or PT (F)
Gaskets	Non-asbestos, Teflon
Ordering options	Line size, glass, flange rating, screwed connection, gasket, body material
Source	WISE data sheet SD03-01

S300		Ends: Screwed/socket \| Size: 1/4"-1"
S310		Ends: Flanged \| Size: 1/2"-6"

Sight GlassesWISE

2 product codes available in this family

Sourced direct from KoreaExport-ready supplyCompetitive pricing

RFQ List 0 Email about this

Need a different model, or a part not listed here? Send us your parts list →

WISE S300/S310 Ball Type Sight Glass

Brand WISE·Sight Glasses

Available part numbers (2)

S300, S310

How to order

Send the WISE part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

RFQ List 0 →

View full details

Product codes & specifications

0 selected

RFQ List (0)

	Product code	Spec
	S300	Ends: Screwed/socket \| Size: 1/4"-1"
	S310	Ends: Flanged \| Size: 1/2"-6"

Need a different model, or a part not listed here? Send us your parts list →

Item added to your cart

WISE S300/S310 Ball Type Sight Glass