The Ring,piston Expander, cataloged under National Stock Number 1650-01-085-0264, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, 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 | 1650-01-085-0264 |
| Primary Part Number | 19638 |
| Item Name | Ring,piston Expander |
| FSC / FSG | 1650 / 16 — No Item Name Available |
| Manufacturer | Mid-America Aerotech, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CRES 17-7 PH,NOM OD 2.547 IN.,NOM THK 0.181 IN. IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 1650-01-085-0264 is a Ring,piston Expander, manufactured by Mid-America Aerotech, Llc, classified under FSC 1650 (No Item Name Available). Status: active.
NSN 1650-01-085-0264 has 4 cross-referenced part numbers: 19638 (Moog Inc), 19638 (Mid-America Aerotech, Llc), 19638 (E-Systems Inc Montek Div Fluid Controls Opns), 19638 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).
There are 6 known substitutes for 1650-01-085-0264: 3455-00-136-2244, 4820-00-375-8218, 1660-00-805-4577 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 19638: General Characteristics Item Description: CRES 17-7 PH,NOM OD 2.547 IN.,NOM THK 0.181 IN. IN. 1 total characteristics are documented in the Federal Logistics Information System.