The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-475-7271, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6685-00-475-7271 |
| Primary Part Number | 1377AS |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | CANCELLED |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | ALUMINUM AND STEEL CASE |
| Overall Diameter | 6.090 INCHES NOMINAL IN |
| Mounting Hole Quantity | 3 |
| Mounting Hole Diameter | 0.219 INCHES NOMINAL IN |
| Bolt Circle Diameter | 5.375 INCHES NOMINAL IN |
| Mounting Method | FLUSH |
| Scale Range | +0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Connection Size | 0.250 IN. NPT DIA IN |
| Pointer Color | BLACK |
| Graduation Unit | 20.0 POUNDS PER SQUARE INCH LBS |
| Connection Quantity | 1 |
| Dial Size | 4-1/2 INCH DIAMETER IN |
| Scale Inscription/background Color | BLACK FIGURES,WHITE BACKGROUND |
| Connection Location | BACK, LOWER |
| Scale Accuracy | PORM 1/2 OF 1 PERCENT ENTIRE RANGE |
| Pointer Type | INDICATING |
| Scale Type | SINGLE |
| Connection Type | EXTERNAL |
| Bezel Type | HINGE |
| Connector Type Vent | NOT PROVIDED |
| Scale Name | PRESSURE |
| Actuation Type | SINGLE BOURDON TUBE |
| Adjustability | ADJUSTABLE |
| Scale Smallest Increment | 1.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Material | COPPER ALLOY 511 ACTUATING ELEMENT |
| FSC Application Data | GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1377AS | Ashcroft Inc Dba Heise (USA) |
| 1366 | Bristol Babcock Inc Helicoid Instruments Div (USA) |
| 410R | Bristol Babcock Inc Helicoid Instruments Div (USA) |
| 1903-0-160LBS | Ametek, Inc. Div Aerospace & Defense (USA) |
| E3452 | Bellofram Corporation (USA) |
| GG-G-76 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| GT519404 4-4 | Lockheed Martin Corp (USA) |
| 1903-160 | Ametek, Inc. Div Aerospace & Defense (USA) |
| 1903 | Ametek, Inc. Div Aerospace & Defense (USA) |
| 80224-A7081-367B | Robertshaw Controls Co Executive Office (USA) |
| G400156S2 | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| E1252B | Desco Corp Marsh Bellofram Div (USA) |
| E3452B | Bellofram Corporation (USA) |
NSN 6685-00-475-7271 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: cancelled.
NSN 6685-00-475-7271 has 13 cross-referenced part numbers: 1377AS (Ashcroft Inc Dba Heise), 1366 (Bristol Babcock Inc Helicoid Instruments Div), 410R (Bristol Babcock Inc Helicoid Instruments Div), 1903-0-160LBS (Ametek, Inc. Div Aerospace & Defense), E3452 (Bellofram Corporation) and 8 more.
There are 12 known substitutes for 6685-00-475-7271: 6685-00-050-1349, 6685-00-050-1352, 6685-00-058-1505 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1377AS: Material: GLASS PROTECTIVE CRYSTAL; Material: ALUMINUM AND STEEL CASE; Overall Diameter: 6.090 INCHES NOMINAL IN; Mounting Hole Quantity: 3. 29 total characteristics are documented in the Federal Logistics Information System.
NSN 6685-00-475-7271 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.