The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-308-4204, is classified within Federal Supply Class 6685 (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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-308-4204 |
| Primary Part Number | 2 1-2 1122E300LB |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | 1 POLISHED |
| Material | STEEL CORROSION RESISTING CASE |
| Overall Diameter | 2.625 INCHES NOMINAL IN |
| Material | GLASS PROTECTIVE CRYSTAL |
| Connection Location | BOTTOM |
| Connection Type | EXTERNAL |
| Connection Size | 0.250 IN. NPT DIA IN |
| Adjustability | ADJUSTABLE |
| Scale Smallest Increment | 20.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Scale Type | ARC |
| Graduation Unit | 100.0 POUNDS PER SQUARE INCH LBS |
| Bezel Type | BAYONET |
| Connector Type Vent | NOT PROVIDED |
| Pointer Type | INDICATING |
| Actuation Type | BOURDON TUBE |
| Material | STEEL ALLOY ACTUATING ELEMENT |
| Scale Inscription/background Color | BLACK FIGURES,WHITE BACKGROUND |
| Pointer Color | BLACK |
| Connection Quantity | 1 |
| Scale Range | +0.0 TO 300.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Scale Name | PRESSURE |
| Dial Size | 2-1/2 IN. DIA IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2 1-2 1122E300LB PRIMARY | Ashcroft Inc Dba Heise (USA) |
| 41504 | Ametek, Inc. Div Aerospace & Defense (USA) |
NSN 6685-00-308-4204 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: active.
NSN 6685-00-308-4204 has 2 cross-referenced part numbers: 2 1-2 1122E300LB (Ashcroft Inc Dba Heise), 41504 (Ametek, Inc. Div Aerospace & Defense).
There are 4 known substitutes for 6685-00-308-4204: 5950-00-888-0163, 5920-00-965-7031, 6680-01-279-7528 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2 1-2 1122E300LB: Overall Depth: 1.250 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 1 POLISHED; Material: STEEL CORROSION RESISTING CASE; Overall Diameter: 2.625 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.