Phone: 800-323-5749 / Fax: 308-382-0253 / Hours: 7:30am-5:00pm CST (Mon-Fri)
Shipping available for: United States Canada
  • The LSP51 Series fused high pressure steel sight plug has a clear glass sight and male NPT thread connection
  • The fused, one-piece construction allows for higher operating temperatures and pressures
  • The sight plug can be accessorized with refl ector and fl oat ball. Boxed quantities may apply
  • Stud end sizes from 1/4 NPT to 2-11½ NPT
  • Fused clear glass sight
  • Electroless Nickel finish
  • Available with open view, with reflector or with reflector and float ball
  • Carbon steel construction
  • Stainless Steel reflector (when applicable)
  • Maximum operating temperature: 500°F
  • CAUTION:
  • Do not use an impact wrench to install a sight plug
  • Not recommended for steam applications
  • Scratched glass significantly reduces the pressure rating of the sight plug
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ImageItem #Mfr. NumberViewNPT ThreadsMax PSI @ 69FHexPriceOrder Qty.
1232765LSP51-02Open1/4"-1820000.62" $6.56 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 22
1232766LSP51-03Open3/8"-1818500.75" $7.28 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 20
1232767LSP51-03-01Reflector3/8"-1818500.75" $8.39 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 17
1232768LSP51-04Open1/2"-1417500.94" $8.28 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 18
1232769LSP51-04-01Reflector1/2"-1417500.94" $9.24 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 16
1232770LSP51-05Open3/4"-1415001.06" $9.62 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 15
1232771LSP51-05-01Reflector3/4"-1415001.06" $13.31 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 11
1232772LSP51-06Open1"-11 1/212501.38" $14.24 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 10
1232773LSP51-06-01Reflector1"-11 1/212501.38" $17.76 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 9
1232774LSP51-07Open1 1/4"-11 1/210001.75" $19.34 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 8
1232775LSP51-07-01Reflector1 1/4"-11 1/210001.75" $23.10 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 7
1232776LSP51-08Open1 1/2"-11 1/27502" $25.01 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 6
1232777LSP51-08-01Reflector1 1/2"-11 1/27502" $28.20 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 6
1232778LSP51-09Open2"-11 1/25002.5" $31.91 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 5
1232779LSP51-09-01Reflector2"-11 1/25002.5" $34.89 / EACH
Usually ships in 3 day(s)
MIN ORD QTY: 5
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