The Damping Fluid, cataloged under National Stock Number 9150-00-157-8121, is classified within Federal Supply Class 9150 (No Item Name Available) of the Fuels, Lubricants, Oils, and Waxes group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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 | 9150-00-157-8121 |
| Primary Part Number | 231791 |
| Item Name | Damping Fluid |
| FSC / FSG | 9150 / 91 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Quantity Within Each Unit Package | 1.000 PINTS |
| Viscosity at Rated Temp | 550.00 MINIMUM 130 DEG FAHRENHEIT AND 580.00 MAXIMUM 130 DEG FAHRENHEIT |
| Basic Ingredient | LUBRICATING OIL-POLYBUTENE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 231791 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 654377 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 591334PC1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 417234PC3 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 9150-00-157-8121 is a Damping Fluid, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 9150 (No Item Name Available). Status: active.
NSN 9150-00-157-8121 has 4 cross-referenced part numbers: 231791 (Lockheed Martin Corporation Div Rms - Mitchel Field), 654377 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 591334PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 417234PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
There are 2 known substitutes for 9150-00-157-8121: 6105-00-797-4043, 4520-01-669-5421. Verify interchangeability with system specifications before substitution.
Key specifications for 231791: Quantity Within Each Unit Package: 1.000 PINTS; Viscosity at Rated Temp: 550.00 MINIMUM 130 DEG FAHRENHEIT AND 580.00 MAXIMUM 130 DEG FAHRENHEIT; Basic Ingredient: LUBRICATING OIL-POLYBUTENE. 3 total characteristics are documented in the Federal Logistics Information System.