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Plastic Silencers and Mufflers - PST Plastic Silencer

Pneumatic plastic silencer (air mufflers) is commonly used to reduce the noise and prevent metal chips, abrasive grits, dust and other contaminants from entering open exhaust ports. Plastic silencer body is made of polyethylene(PE), and the base is made of acetal plastic.

Part #: PST Plastic Silencer
Fluid Admitted: Compressed Air
Thread Size: From BSPT 1/8 to BSPT 1/2; From BSPP 1/8 to BSPP 1/2; From 1/8NPT to 1/2NPT; From M5 to 2"
Body (noise adsorbing material): Granulated Acetal Resin
Thread Material: Acetal Plastic
Base (Thread Material): Acetal Plastic
Working Pressure: 0~1.0MPa | 0~ 150psi
Proof Pressure: 3.0Mpa | 435psi
Negative Pressure: - 100Kpa | -29.5 In Hg
Working Temperature: -10~60°C | 14~140°F
Thread Standard and Type
PT, R, BSPT - 55° Taper Pipe Thread
R1/8 R1/4 R3/8 R1/2 R3/4 R1 R1-1/4 R1-1/2 R2
BSPP, G - 55° Parallel Pipe Thread
G1/8 G1/4 G3/8 G1/2 G3/4 G1 G1-1/4 G1-1/2 G2
UNF NPT - 60°American Standard Taper Pipe Thread
10-32 UNF 1/8 NPT 1/4 NPT 3/8 NPT 1/2 NPT 3/4 NPT 1 NPT 1-1/4 NPT 1-1/2 NPT 2 NPT
Metric Thread
M5 x 0.8 M6 x 1 M8 x 1 M8 x 1.25 M10 x 1 M10 x 1.25 M12 x 1.25 M12 x 1.5 M14 x 1.5 M16 x 1.5 M20 x 1.5
Part No. PT, R, BSPT Thread
PST 01 R1/8
PST 02 R1/4
PST 03 R3/8
PST 04 R1/2
PST 06 R3/4
PST 08 R1
PST 10 R1-1/4
PST 12 R1-1/2
PST 16 R2
Part No. BSPP (G) Thread
PST G01 G1/8
PST G02 G1/4
PST G03 G3/8
PST G04 G1/2
PST G06 G3/4
PST G08 G1
PST G10 G1-1/4
PST G12 G1-1/2
PST G16 G2
Part No. NPT Thread
PST U10 10-32UNF
PST N01 N1/8
PST N02 N1/4
PST N03 N3/8
PST N04 N1/2
PST N06 N3/4
PST N08 N1
PST N10 N1-1/4
PST N12 N1-1/2
PST N16 N2
Part No. Metric (M) Thread
PST M5 x 0.8 M5 x 0.8
PST M6 x 1 M6 x 1
PST M8 x 1 M8 x 1
PST M8 x 1.25 M8 x 1.25
PST M10 x 1 M10 x 1
PST M10 x 1.25 M10 x 1.25
PST M12 x 1.25 M12 x 1.25
PST M14 x 1.5 M14 x 1.5
PST M16 x 1.5 M16 x 1.5
PST M20 x 1.5 M20 x 1.5
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