The Converter,liquid Oxygen, cataloged under National Stock Number 1660-00-899-8380, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-899-8380 |
| Primary Part Number | M25666/6 |
| Item Name | Converter,liquid Oxygen |
| FSC / FSG | 1660 / 16 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | GCU-20/A TYPE |
| General Characteristics Item Description | 300 PSI,OPERATING PRESSURE; AMBIENT AIR METHOD OF OXYGEN WARMING; 400 L PER MIN,OUTPUT CAPACITY; W/PRESSURE CLOSING VALVE; 2 RELIEF VALVES,W/CHECK VALVE; W/O PRESSURE GAGE; W/CAPACITANCE GAGING ELEMENT; BASE MTG; O/A DIM.,23.500 IN. LG,23.500 IN. W,24.000 IN. DEEP; W/O SPARE PARTS IN |
| Reference Data and Literature | T.O. 15X2-7-2-4 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M25666/6 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| GCU20/A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 8148650 | Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force (USA) |
| MIL-DTL-25666/6 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MILC27652 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 1660-00-899-8380 is a Converter,liquid Oxygen, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 1660 (No Item Name Available). Status: active.
NSN 1660-00-899-8380 has 5 cross-referenced part numbers: M25666/6 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), GCU20/A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 8148650 (Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force), MIL-DTL-25666/6 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC27652 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 2 known substitutes for 1660-00-899-8380: 1660-00-079-4359, 1660-00-912-3275. Verify interchangeability with system specifications before substitution.
Key specifications for M25666/6: Nondefinitive Spec/std Data: GCU-20/A TYPE; General Characteristics Item Description: 300 PSI,OPERATING PRESSURE; AMBIENT AIR METHOD OF OXYGEN WARMING; 400 L PER MIN,OUTPUT CAPACITY; W/PRESSURE CLOSING VALVE; 2 RELIEF VALVES,W/CHECK VALVE; W/O PRESSURE GAGE; W/CAPACITANCE GAGING ELEMENT; BASE MTG; O/A DIM.,23.500 IN. LG,23.500 IN. W,24.000 IN. DEEP; W/O SPARE PARTS IN; Reference Data and Literature: T.O. 15X2-7-2-4; Special Features: CAPACITY 75 LITERS. 4 total characteristics are documented in the Federal Logistics Information System.