The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-00-477-2169, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 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 | 6685-00-477-2169 |
| Primary Part Number | 45-T8478K-54E-300-0400-50-550F |
| Item Name | Thermometer,indicating,capillary |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | CANCELLED |
| Scale Smallest Increment | 5.0 DEG FAHRENHEIT |
| Bulb Tip Length | 3.000 INCHES NOMINAL IN |
| Pointer/pen Type and Quantity | 1 INDICATING SINGLE AND 1 REFERENCE SINGLE |
| Scale Type | CONCENTRIC DIAL |
| Material | STEEL CORROSION RESISTING BULB |
| Style Designator | BULB W/O SOCKET |
| Material | ALUMINUM METER CASE |
| Case Diameter | 5.578 INCHES NOMINAL IN |
| Case Type | DUSTPROOF |
| Indicator Connection Method | FLEXIBLE TUBE |
| Active Portion Length | 3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN |
| Dial Diameter | 4.500 INCHES NOMINAL IN |
| Bulb Style | PLAIN BULB W/BENDABLE EXTENSION |
| Actuating Medium | GAS |
| Bulb Connection Type | THREADEDTHREADED |
| Scale Measurement Range | +50.000 TO 550.000 DEG FAHRENHEIT |
| Scale Accuracy Rating | 1.0 PCT |
| Scale Inscription/background Color | BLACK MARKING ON YELLOW BACKGROUND |
| Flexible Tube Length | 480.000 INCHES NOMINAL480.000 INCHES NOMINAL IN |
| Bulb Type | PLAIN RIGID |
| Active Portion Diameter | 0.937 INCHES NOMINAL IN |
| Extension Neck Length | 15.000 INCHES NOMINAL IN |
| Bulb Overall Length | 18.000 INCHES NOMINAL IN |
| Bulb Quantity | 11 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 45-T8478K-54E-300-0400-50-550F | Ashcroft Inc Dba Heise (USA) |
| M27-400 | Weksler Glass Thermometer Corp (USA) |
| M27-400REVC | Weksler Glass Thermometer Corp (USA) |
| M19646C455D440 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 41GK-Y00R-240Y | Weksler Glass Thermometer Corp (USA) |
| MIL-T-19646 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 41GK-Y00U-Y40Y | Weksler Glass Thermometer Corp (USA) |
NSN 6685-00-477-2169 is a Thermometer,indicating,capillary, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: cancelled.
NSN 6685-00-477-2169 has 7 cross-referenced part numbers: 45-T8478K-54E-300-0400-50-550F (Ashcroft Inc Dba Heise), M27-400 (Weksler Glass Thermometer Corp), M27-400REVC (Weksler Glass Thermometer Corp), M19646C455D440 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 41GK-Y00R-240Y (Weksler Glass Thermometer Corp) and 2 more.
There are 12 known substitutes for 6685-00-477-2169: 6685-00-007-9593, 6685-00-147-5841, 6685-00-428-8789 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 45-T8478K-54E-300-0400-50-550F: Scale Smallest Increment: 5.0 DEG FAHRENHEIT; Bulb Tip Length: 3.000 INCHES NOMINAL IN; Pointer/pen Type and Quantity: 1 INDICATING SINGLE AND 1 REFERENCE SINGLE; Scale Type: CONCENTRIC DIAL. 24 total characteristics are documented in the Federal Logistics Information System.
NSN 6685-00-477-2169 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.