The Thermometer,self-Indicating,bime, cataloged under National Stock Number 6685-00-521-0656, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Joint Electronics Type Designation System. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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 | 6685-00-521-0656 |
| Primary Part Number | PH660U |
| Item Name | Thermometer,self-Indicating,bime |
| FSC / FSG | 6685 / 66 — No Item Name Available |
| Manufacturer | Joint Electronics Type Designation System |
| Status | ACTIVE |
| Scale Smallest Increment | 1.0 DEG FAHRENHEIT |
| Scale Accuracy Rating | 1/2 OF 1 PCT |
| Scale Measurement Range | +25.000 TO 125.000 DEG FAHRENHEIT |
| Scale Adjustment Variation | 1 DIVISION |
| Scale Inscription/background Color | BLACK MARKING ON WHITE BACKGROUND |
| Immersion Length | 2.000 INCHES NOMINAL IN |
| Design Type | FLUCTUATING |
| Features Provided | PROTECTIVE GLASS/PLASTIC |
| Scale Type | CONCENTRIC DIAL |
| Stem Length | 8.000 INCHES NOMINAL IN |
| Dial Diameter | 1.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2261 | Solartron Electronics Inc Weston Instruments Div (USA) |
| 2261-2216315 | Solartron Electronics Inc Weston Instruments Div (USA) |
| PH660U PRIMARY | Joint Electronics Type Designation System (USA) |
NSN 6685-00-521-0656 is a Thermometer,self-Indicating,bime, manufactured by Joint Electronics Type Designation System, classified under FSC 6685 (No Item Name Available). Status: active.
NSN 6685-00-521-0656 has 3 cross-referenced part numbers: 2261 (Solartron Electronics Inc Weston Instruments Div), 2261-2216315 (Solartron Electronics Inc Weston Instruments Div), PH660U (Joint Electronics Type Designation System).
There are 12 known substitutes for 6685-00-521-0656: 4820-00-069-9049, 6685-00-174-6239, 4920-00-257-5095 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for PH660U: Scale Smallest Increment: 1.0 DEG FAHRENHEIT; Scale Accuracy Rating: 1/2 OF 1 PCT; Scale Measurement Range: +25.000 TO 125.000 DEG FAHRENHEIT; Overall Length: 8.313 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.