The Thermocouple,immersion, cataloged under National Stock Number 6685-00-203-2389, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Temptron Engineering Inc. Government technical data includes 6 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-203-2389 |
| Primary Part Number | 81255 |
| Item Name | Thermocouple,immersion |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Temptron Engineering Inc |
| Status | ACTIVE |
| Immersion Length | 7.500 INCHES NOMINAL IN |
| Accommodated Wire Awg Size | 20 |
| Operating Temp Range | +400.0 TO 1400.0 FAHRENHEIT DEGF |
| Mounting Facility Type and Quantity | 1 PLATE |
| Unit Type | PROTECTIVE TUBE |
| Terminal Type and Quantity | 2 BINDING POST |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| TC20370 | Semco Instruments, Inc. Dba Harcosemco (USA) |
| 6685PL1014696 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 692523 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA) |
| T1472A | United Electric Controls Company (USA) |
| 24037-1 | Thermo Electric Company Inc. Dba Thermo Electric Company (USA) |
| 17830-1 | Engelhard Corp Specialty Div (USA) |
| T-1472 | United Electric Controls Company (USA) |
| 27707-0 | Thermo Electric Company Inc. Dba Thermo Electric Company (USA) |
| 81255 PRIMARY | Temptron Engineering Inc (USA) |
| 692523 | Equip'aero Industrie (FRA) |
| 692523 | Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA) |
| 24037 | Thermo Electric Company Inc. Dba Thermo Electric Company (USA) |
| TC/ST50663-0 | Thermo Electric Company Inc. Dba Thermo Electric Company (USA) |
NSN 6685-00-203-2389 is a Thermocouple,immersion, manufactured by Temptron Engineering Inc, classified under FSC 6685 (No Item Name Available). Status: active.
NSN 6685-00-203-2389 has 13 cross-referenced part numbers: TC20370 (Semco Instruments, Inc. Dba Harcosemco), 6685PL1014696 (Jednolity Indeks Materialowy - Uniform Material Index), 692523 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), T1472A (United Electric Controls Company), 24037-1 (Thermo Electric Company Inc. Dba Thermo Electric Company) and 8 more.
There are 10 known substitutes for 6685-00-203-2389: 5950-00-400-5610, 2945-00-419-4889, 5310-00-522-8889 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 81255: Immersion Length: 7.500 INCHES NOMINAL IN; Accommodated Wire Awg Size: 20; Operating Temp Range: +400.0 TO 1400.0 FAHRENHEIT DEGF; Mounting Facility Type and Quantity: 1 PLATE. 7 total characteristics are documented in the Federal Logistics Information System.