The Spherometer, cataloged under National Stock Number 6650-01-078-3184, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is J.j. Ross International Corporation Dba Rolyn Optics. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-078-3184 |
| Primary Part Number | 90.0505 |
| Item Name | Spherometer |
| FSC / FSG | 6650 / 66 — No Item Name Available |
| Manufacturer | J.j. Ross International Corporation Dba Rolyn Optics |
| Status | ACTIVE |
| General Characteristics Item Description | KNIFE EDGE OUTER CONTACTS 14.53 MM APART; BALL CTR CONTACT 3.0 MM; MEASURES CONVEX,CONCAVE AND TOROIDAL SURFACES PORM 20 DIOPTERS IN 0.1 D DIV; 1.0MM CORRESPONDS TO 1.0 DIOPTER; 1.0 FULL REVOLUTION OF POINTER EQUALS 10.0 DIOPTERS; SCALE MARKINGS,CONVEX BLACK FIGURES,CONCAVE RED FIGURES; W/PLASTICBOX,INSTRUCTIONS AND CALIBRATION FLAT MM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6650-01-078-3184 is a Spherometer, manufactured by J.j. Ross International Corporation Dba Rolyn Optics, classified under FSC 6650 (No Item Name Available). Status: active.
NSN 6650-01-078-3184 has 3 cross-referenced part numbers: 90.0505 (J.j. Ross International Corporation Dba Rolyn Optics), S-1640 (J.j. Ross International Corporation Dba Rolyn Optics), 5-1640 (J.j. Ross International Corporation Dba Rolyn Optics).
There are 6 known substitutes for 6650-01-078-3184: 6145-00-167-6512, 5306-00-275-1659, 2805-00-386-3660 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 90.0505: General Characteristics Item Description: KNIFE EDGE OUTER CONTACTS 14.53 MM APART; BALL CTR CONTACT 3.0 MM; MEASURES CONVEX,CONCAVE AND TOROIDAL SURFACES PORM 20 DIOPTERS IN 0.1 D DIV; 1.0MM CORRESPONDS TO 1.0 DIOPTER; 1.0 FULL REVOLUTION OF POINTER EQUALS 10.0 DIOPTERS; SCALE MARKINGS,CONVEX BLACK FIGURES,CONCAVE RED FIGURES; W/PLASTICBOX,INSTRUCTIONS AND CALIBRATION FLAT MM; End Item Identification: 6660010560923. 2 total characteristics are documented in the Federal Logistics Information System.