The Wavemeter, cataloged under National Stock Number 6625-00-255-0186, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Telephonics Corp/prd Instruments. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-00-255-0186 |
| Primary Part Number | 555B |
| Item Name | Wavemeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Telephonics Corp/prd Instruments |
| Status | ACTIVE |
| Calibration Accuracy Rating | PORM 0.03 PCT ACCURACY |
| Material | ALUMINUM CASE |
| Calibration Accuracy Rating | PORM 0.03 PCT ACCURACY |
| Material | ALUMINUM CASE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6625-00-255-0186 is a Wavemeter, manufactured by Telephonics Corp/prd Instruments, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-255-0186 has 2 cross-referenced part numbers: 555B (Telephonics Corp/prd Instruments), 555B (Peraton Inc).
There are 4 known substitutes for 6625-00-255-0186: 4730-00-254-6211, 4730-00-277-8259, 5120-01-367-7227 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 555B: Overall Length: 8.000 INCHES NOMINAL IN; Special Features: HERMETICALLY SEALED CAVITY; FREQUENCY STABILITY 2 PARTS IN 1 MILLION PER DEG 0; Calibration Accuracy Rating: PORM 0.03 PCT ACCURACY; Material: ALUMINUM CASE. 12 total characteristics are documented in the Federal Logistics Information System.