Pipe Caps and Plugs

Measured in Nominal Pipe Size (NPS) pipe caps and plugs have the same threads matching the ends of plumbing lines. Typically pipes have NPT or BSPT threaded ends, or straight SAE/MS threads.

Swagelok Co.

Pipe Cap Female NPT

Swagelok® pipe fitting cap with a female NPT end.

Nominal Pipe Size	Material	Mfg P/N	Encole P/N	Price
NPT 1/8”	316 SS	SS-2-CP	1095E801	Contact Manufacturer
NPT 1/4”	316 SS	SS-4-CP	1095E802	Contact Manufacturer
NPT 3/8”	316 SS	SS-6-CP	1095E804	Contact Manufacturer
NPT 1/2”	316 SS	SS-8-CP	1095E805	Contact Manufacturer
NPT 3/4”	316 SS	SS-12-CP	1095E807	Contact Manufacturer
NPT 1”	316 SS	SS-16-CP	1095E808	Contact Manufacturer

Swagelok Co.

Pipe Plug NPT

Swagelok® pipe fitting plug with a male NPT end.

Nominal Pipe Size	Material	Mfg P/N	Encole P/N	Price
NPT 1/16”	316 SS	SS-1-P	1096E701	Contact Manufacturer
NPT 1/8”	316 SS	SS-2-P	1096E702	Contact Manufacturer
NPT 1/4”	316 SS	SS-4-P	1096E703	Contact Manufacturer
NPT 3/8”	316 SS	SS-6-P	1096E704	Contact Manufacturer
NPT 1/2”	316 SS	SS-8-P	1096E705	Contact Manufacturer
NPT 3/4”	316 SS	SS-12-P	1096E706	Contact Manufacturer
NPT 1”	316 SS	SS-16-P	1096E707	Contact Manufacturer

Swagelok Co.

Pipe Plug NPT, Allen Head

Swagelok® pipe fitting plug with a male NPT end and an allen hex.

Nominal Pipe Size	Material	Mfg P/N	Encole P/N	Price
NPT 1/8”	316 SS	SS-2-HP	1097E401	Contact Manufacturer
NPT 1/4”	316 SS	SS-4-HP	1097E402	Contact Manufacturer
NPT 3/8”	316 SS	SS-6-HP	1097E403	Contact Manufacturer
NPT 1/2”	316 SS	SS-8-HP	1097E404	Contact Manufacturer

Swagelok Co.

Pipe Plug SAE, Allen Head

Swagelok® pipe fitting plug with a SAE end and an allen hex. The plug fits into SAE J1926-1 female port.

Nominal Pipe Size	Material	Mfg P/N	Encole P/N	Price
SAE-4	316 SS	SS-4-HPST	1099E501	Contact Manufacturer
SAE-6	316 SS	SS-6-HPST	1099E502	Contact Manufacturer
SAE-8	316 SS	SS-8-HPST	1099E503	Contact Manufacturer
SAE-12	316 SS	SS-12-HPST	1099E504	Contact Manufacturer
SAE-16	316 SS	SS-16-HPST	1099E505	Contact Manufacturer

Swagelok Co.

Pipe Plug SAE, HEX Head

Swagelok® pipe fitting plug with a SAE end and a hex head. The plug fits into SAE J1926-1 female port.

Nominal Pipe Size	Material	Mfg P/N	Encole P/N	Price
SAE-4	316 SS	SS-4-PST	1100E501	Contact Manufacturer
SAE-6	316 SS	SS-6-PST	1100E502	Contact Manufacturer
SAE-8	316 SS	SS-8-PST	1100E503	Contact Manufacturer
SAE-12	316 SS	SS-12-PST	1100E504	Contact Manufacturer
SAE-16	316 SS	SS-16-PST	1100E505	Contact Manufacturer

Fittings