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Ralston NPAK-1KPSIG-M
Nitrogen Calibration Source Full Calibration Kit

  • Proprietary pressure balanced fine adjustment piston allows for extremely precise, finger-tip control of pressure
  • Easily refillable nitrogen cylinder holds enough gas for multiple calibrations
  • Nylon bag to hold hose and fittings attached to inside of lid
  • Includes storage compartment in control panel for pressure reference test gauge
  • Low volume Quick-test hose, gauge adapter and process connection can be attached to NPAK without thread sealant or a wrench
  • Designed to meet US Department of Transportation (DOT) and Canadian Transport Canada (TC) standards
  • CE Approved for use in European Union - Designed to meet Pressure Equipment Directive (PED) and Transportable Pressure Equipment (TPED) standards
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Ralston NPAK-1KPSIG-M Shown

Complete kit includes nitrogen source, pressure gauge and all fittings and adapters to perform differential and static pressure calibrations using nitrogen
Specifications
Pressure Range 0 to 1000 psi (0 to 207 bar)
Vacuum Range 0 to 10"Hg (0 to 254 mmHG)
Construction ABS Plastic, Aluminum, Anodized Aluminum, Brass, Plated Steel, Stainless Steel, Zippered Nylon with Velcro
Temperature Range 0 to 130 °F (-18 to 54 °C)
Seal materials Buna-N, Delrin, Teflon
Pressure Media Buna-N, Delrin, Teflon
Fine Adjust Resolution ±0.0005 PSI (0.03 mbar)
Full Cylinder Pressure Gauge 3000 psi / 210 bar dual scale pressure gauge (for #4 and #5)
Full Regulated Pressure Gauge 3000 psi / 210 bar dual scale pressure gauge (for #4 and #5)
Inlet Port NPAK Fill port assembly, male Quick-test with cap and chain S.S. (for #1)
Outlet Port 1 NPAK Outlet port assembly, male Quick-test with cap and chain, S.S. (for #9)
Outlet Port 2 NPAK Outlet port assembly, male Quick-test with cap and chain, S.S. (for #10)
Fill and Vent Valves soft seated construction
Mechanical Rotation 42 turns (pressure balanced)
Cylinder Capacity 15.20 ft^3 (430 l)
Ordering Information
Model Description Buy Online Price
NPAK-1KPSIG-M Ralston NPAK-1KPSIG-M Nitrogen Calibration Source Full Calibration Kit  Buy Now $4,601.80
Included Accessories
 
  • 1 - Assembly - NPAK Assembly (NPAK)
  • 1 - Gauge - 0-1000 psig Analog Test Gauge (±0.5% full scale accuracy) (GAUG-1000)
  • 1 -Gauge Adapter - 1/4" female NPT x female Quick-test, no check-valve, brass (QTHA-2FBA)
  • 1 -Hose - Quick-test 6900 psi hose, brass hose ends, 6 ft (1.83 m) long (QTQT-HOS-6ft)
  • 1 -Hose - Quick-test 6900 psi hose, brass hose ends, 3 ft (92 cm) long (QTQT-HOS-3ft)
  • 2 -Hose Adapter - 1/4" male NPT x male Quick-test, no check-valve, brass (QTHA-2MB0)
Included
Optional Accessories
NPAK-REPK Ralston NPAKREPK Nitrogen Calibration Source Repair Kit  Buy Now $68.00
Replacement Parts
NPAK-0001 Ralston NPAK-0001 NPAK Aluminum Tank Valve Block  Buy Now $74.00
NPAK-0002 Ralston NPAK0002 Inlet Check Valve Assembly  Buy Now $134.00
NPAK-0004 Ralston NPAK-0001 NPAK Overpressure burst disk (3000 psi)  Buy Now $79.00
NPAK-0006 Ralston NPAK-0006 NPAK Panel Nut System Fill Valve Assembly  Buy Now $62.00
NPAK-0090 Ralston NPAK-0008 NPAK Supply and Vent valve assembly  Buy Now $56.00
NPAK-0010 Ralston NPAK-0010 NPAK Panel Nut Fine Adjust Assembly (without piston)  Buy Now $298.00
NPAK-0012 Ralston NPAK-0012 NPAK Fine Ajdust Piston  Buy Now $58.00
NPAK-0090 Ralston NPAK-0014 NPAK Valve Block (for #6 and #8)  Buy Now $255.00
NPAK-0090 Ralston NPAK-0016 3000 psi / 210 bar Dual Scale Pressure Gauge  Buy Now $105.00
NPAK-0090 Ralston NPAK-0020 NPAK Top Portion of Adjust Assembly without Piston  Buy Now $182.00
NPAK-0030 Ralston NPAK-0030 NPAK Tank Clamps, Bracket and Attachment Bolts  Buy Now $54.00
NPAK-0035 Ralston NPAK-0035 NPAK Nitrogen Cylinder  Buy Now $716.00
NPAK-0040 Ralston NPAK-0040 NPAK replacement gas regulator (for #3)  Buy Now $898.00
NPAK-0045 Ralston NPAK-0045 NPAK Tube Connecting Tank Fill to Regulator (with tube fittings)  Buy Now $68.00
NPAK-0050 Ralston NPAK-0050 NPAK tube connecting tank fill valve to "tank pressure" gauge  Buy Now $72.00
NPAK-0055 Ralston NPAK-0055 NPAK tube connecting regulator to fine adjust vernier assembly  Buy Now $86.00
NPAK-0058 Ralston NPAK-0058 NPAK tube connecting regulator to "regulated pressure" gauge  Buy Now $86.00
NPAK-0065 Ralston NPAK-0065 NPAK Tube connecting to bottom of fine adjust vernier, tube fittings  Buy Now $80.00
NPAK-0070 Ralston NPAK-0070 NPAK Outlet port assembly, male Quick-test with cap and chain, S.S. (for #9)  Buy Now $80.00
NPAK-0075 Ralston NPAK-0075 NPAK Outlet port assembly, male Quick-test with cap and chain, S.S. (for #10)  Buy Now $92.00
NPAK-0080 Ralston NPAK-0080 NPAK gauge compartment with foam liner  Buy Now $76.00
NPAK-0085 Ralston NPAK-0085 NPAK replacement control panel  Buy Now $338.00
NPAK-0090 Ralston NPAK-0090 NPAK Replacement Case with Reinforced Steel panel ring  Buy Now $620.00
AS-QTFT-CAPS Ralston AS-QTFT-CAPS NPAK Cap   Buy Now $15.00
NPAK-HSBG-VC Ralston NPAK-HSBG-VC Zippered NPAK Bag  Buy Now $38.00