The Gage,pressure,dial Indicating, cataloged under National Stock Number 6620-01-668-3679, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-01-668-3679 |
| Primary Part Number | EA23-3CAP-RWBX |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6620 / 66 — No Item Name Available |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Mounting Hole Diameter | 0.1875 INCHES NOMINAL IN |
| Mounting Hole Quantity | 3 |
| Bolt Circle Diameter | 4.25 INCHES NOMINAL IN |
| Overall Diameter | 4.75 INCHES NOMINAL IN |
| Color | GRAY/GREY CASE |
| Material | ALUMINUM CASE |
| Graduation Unit | 1.0 INCHES OF MERCURY IN |
| Scale Accuracy | PLUS OR MINUS 1.0 PERCENT |
| Scale Type | CIRCULAR |
| Connection Location | BACK, LOWER |
| Bezel Type | SNAP RING |
| Material | PLASTIC PROTECTIVE CRYSTAL |
| Surface Treatment | ENAMEL CASE |
| Connection Size | 9/16-18 UNF-3A UNION O RING TYPE WITH O RING TAILPIECE AND UNION NUT A |
| Scale Name for Which Pointer Is Designed | PRESSURE |
| Mounting Method | FLUSH PANEL W/ HOLES OR STUDS |
| Connection Type | EXTERNAL |
| Connection Quantity | 1 |
| Actuation Type | BOURDON TUBE |
| Scale Range | -30.0 TO 15.0 INCHES HG IN |
| Dial Size | 3.5 INCHES IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Name | INCHES OF MERCURY AND POUNDS PER SQUARE INCH |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| EA233CAPRWBX | Weksler Glass Thermometer Corp (USA) |
| EA23-3CAP-RWBX PRIMARY | Ashcroft Inc Dba Heise (USA) |
| 31725 | Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited (CAN) |
NSN 6620-01-668-3679 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6620 (No Item Name Available). Status: active.
NSN 6620-01-668-3679 has 3 cross-referenced part numbers: EA233CAPRWBX (Weksler Glass Thermometer Corp), EA23-3CAP-RWBX (Ashcroft Inc Dba Heise), 31725 (Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited).
There are 3 known substitutes for 6620-01-668-3679: 5905-00-106-9348, 5935-00-488-3269, 4730-01-475-2128. Verify interchangeability with system specifications before substitution.
Key specifications for EA23-3CAP-RWBX: Mounting Hole Diameter: 0.1875 INCHES NOMINAL IN; Mounting Hole Quantity: 3; Bolt Circle Diameter: 4.25 INCHES NOMINAL IN; Overall Diameter: 4.75 INCHES NOMINAL IN. 26 total characteristics are documented in the Federal Logistics Information System.