The Accumulator,hydraulic, cataloged under National Stock Number 1650-00-631-3059, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 1650-00-631-3059 |
| Primary Part Number | 57F903557-7 |
| Item Name | Accumulator,hydraulic |
| FSC / FSG | 1650 / 16 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Thread Class | 3A A |
| Material | STEEL |
| Overall Diameter | 2.750 INCHES NOMINAL IN |
| Port Screw Thread Diameter | 0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Bleeder Opening | NOT INCLUDED |
| Cubic Capacity | 50.000 CUBIC INCHES |
| Operating Pressure | 3000.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Port Screw Thread Series Designator | UNF |
| Separator Type | PISTON |
| Port Screw Thread Quantity Per Inch | 20.000 AND 16.000 |
| Shape | CYLINDRICAL |
| FSC Application Data | HYDRAULIC SYSTEM,AIRCRAFT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 57F903557-7 | Northrop Grumman Systems Corporation (USA) |
| MIL-A-8897 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 60000-2 | Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA) |
NSN 1650-00-631-3059 is a Accumulator,hydraulic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1650 (No Item Name Available). Status: active.
NSN 1650-00-631-3059 has 3 cross-referenced part numbers: 57F903557-7 (Northrop Grumman Systems Corporation), MIL-A-8897 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 60000-2 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit).
There are 12 known substitutes for 1650-00-631-3059: 1650-00-080-6994, 1650-00-147-3886, 1650-00-182-3342 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 57F903557-7: Thread Class: 3A A; Material: STEEL; Overall Diameter: 2.750 INCHES NOMINAL IN; Port Screw Thread Diameter: 0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.