The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-840-3766, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-840-3766 |
| Primary Part Number | 1377A |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Material | COPPER ALLOY 511 ACTUATING ELEMENT |
| Surface Treatment | ENAMEL CASE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY ACTUATING DATA,SCALE DATA,DIAL DATA,POINTER DATA,CASE DATA,CONNECTION DATA,MTG DATA |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | ALUMINUM AND STEEL CASE |
| Color | BLACK CASE |
| Pointer Type | INDICATING |
| Connection Size | 1/4 IN. NPT IN |
| Usage Design | FOR USE W/GASES AND/OR LIQUIDS NON-CORROSIVE TO BRONZE |
| Bezel Type | HINGE |
| Dial Size | 4-1/2 IN. DIA IN |
| Pointer Color | BLACK |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Scale Type | SINGLE |
| Graduation Unit | 1.0 POUNDS LBS |
| Scale Range | +0.000 TO 15.000 POUNDS PRESSURE PER SQUARE INCH LBS |
| Actuation Type | SINGLE BOURDON TUBE |
| Adjustability | ADJUSTABLE |
| Mounting Method | FLUSH PANEL AND STUD(S) |
| Stud Quantity | 3 |
| Scale Smallest Increment | 0.25 POUNDS LBS |
| Stud Location | BACK |
| Connection Location | BACK |
| Connector Type Vent | NOT PROVIDED |
| Scale Name | PRESSURE |
| Connection Quantity | 1 |
| Scale Accuracy | 1/2 OF 1 PCT ENTIRE RANGE |
| Connection Type | EXTERNAL |
| Bolt Circle Diameter | 5.188 INCHES NOMINAL IN |
| Overall Diameter | 6.063 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1377A | Ashcroft Inc Dba Heise (USA) |
NSN 6685-00-840-3766 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: active.
NSN 6685-00-840-3766 has 1 cross-referenced part number: 1377A (Ashcroft Inc Dba Heise).
There are 12 known substitutes for 6685-00-840-3766: 6685-00-066-1059, 6685-00-068-3444, 6685-00-108-1108 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1377A: Material: COPPER ALLOY 511 ACTUATING ELEMENT; Surface Treatment: ENAMEL CASE; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY ACTUATING DATA,SCALE DATA,DIAL DATA,POINTER DATA,CASE DATA,CONNECTION DATA,MTG DATA; Material: GLASS PROTECTIVE CRYSTAL. 30 total characteristics are documented in the Federal Logistics Information System.