The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-557-5878, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ametek, Inc. Div Aerospace & Defense. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6685-00-557-5878 |
| Primary Part Number | P845FF-2 1/2-1/8B-0/15 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Ametek, Inc. Div Aerospace & Defense |
| Status | CANCELLED |
| Bolt Circle Diameter | 3.188 INCHES NOMINAL IN |
| Material | COPPER ALLOY 511 ACTUATING ELEMENT |
| Material | COPPER ALLOY AND STEEL CASE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Mounting Hole Diameter | 0.173 INCHES NOMINAL IN |
| Pointer Color | BLACK |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Connection Size | 0.125 IN.NPT DIA IN |
| Connection Quantity | 1 |
| Connection Type | EXTERNAL |
| Actuation Type | SINGLE BOURDON TUBE |
| Surface Treatment | ENAMEL CASE |
| Mounting Method | FLUSH PANEL |
| Scale Accuracy | 2 PERCENT MIDDLE HALF OF SCALE,3 PERCENT REMAINDER |
| Connection Location | BACK |
| Adjustability | NONADJUSTABLE |
| Bezel Type | PRESSED ON W/ RETAINING BEZEL RING |
| Scale Range | +0.000 TO 15.000 POUNDS PRESSURE PER SQUARE INCH LBS |
| Pointer Type | INDICATING |
| FSC Application Data | GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE |
| Scale Name | PRESSURE |
| Connector Type Vent | NOT PROVIDED |
| Scale Smallest Increment | 0.500 POUNDS LBS |
| Graduation Unit | 3.000 POUNDS LBS |
| Scale Type | SINGLE |
| Dial Size | 2-1/2 IN. DIA IN |
| Overall Diameter | 3.560 INCHES NOMINAL IN |
| Mounting Hole Quantity | 3 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| P524FF | Ametek, Inc. Div Aerospace & Defense (USA) |
| P645FF | Ametek, Inc. Div Aerospace & Defense (USA) |
| P845FF | Ametek, Inc. Div Aerospace & Defense (USA) |
| 524 | Ametek, Inc. Div Aerospace & Defense (USA) |
| P845FF-2 1/2-1/8B-0/15 PRIMARY | Ametek, Inc. Div Aerospace & Defense (USA) |
NSN 6685-00-557-5878 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: cancelled.
NSN 6685-00-557-5878 has 5 cross-referenced part numbers: P524FF (Ametek, Inc. Div Aerospace & Defense), P645FF (Ametek, Inc. Div Aerospace & Defense), P845FF (Ametek, Inc. Div Aerospace & Defense), 524 (Ametek, Inc. Div Aerospace & Defense), P845FF-2 1/2-1/8B-0/15 (Ametek, Inc. Div Aerospace & Defense).
There are 12 known substitutes for 6685-00-557-5878: 6685-00-074-4669, 6685-00-088-0059, 6685-00-401-2337 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for P845FF-2 1/2-1/8B-0/15: Bolt Circle Diameter: 3.188 INCHES NOMINAL IN; Material: COPPER ALLOY 511 ACTUATING ELEMENT; Material: COPPER ALLOY AND STEEL CASE; Material: GLASS PROTECTIVE CRYSTAL. 29 total characteristics are documented in the Federal Logistics Information System.
NSN 6685-00-557-5878 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.