The Glass,liquid Sight Indicator,fla, cataloged under National Stock Number 6680-00-526-5187, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 5 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 | 6680-00-526-5187 |
| Primary Part Number | 25J671PC27 |
| Item Name | Glass,liquid Sight Indicator,fla |
| FSC / FSG | 6680 / 66 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Div Marine Systems |
| Status | ACTIVE |
| Overall Diameter | 1.688 INCHES NOMINAL IN |
| Mica Shield | NOT PROVIDED |
| Design Type | PLAIN |
| Overall Thickness | 0.250 INCHES NOMINAL IN |
| Gasket | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 03-903-429PC6 | Allis Chalmers Corp (USA) |
| 1109996 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 915D594PC24 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 41J164-18 | Westinghouse Electric Corp (USA) |
| 25J671PC27 PRIMARY | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 906J455PC37 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 1JA1630PC2 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 906J480PC35 | Westinghouse Electric Corp (USA) |
| 1504990 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| MIL-PRF-2697 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MILG2697TYPEA | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 1504990 | Westinghouse Electric Corp (USA) |
| 1JH2156PC29 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 25J402PC17 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 667J681PC30 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 1JH778-5 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 1504990 | Westinghouse Electric Corp Power Generation-Generator Div (USA) |
NSN 6680-00-526-5187 is a Glass,liquid Sight Indicator,fla, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 6680 (No Item Name Available). Status: active.
NSN 6680-00-526-5187 has 17 cross-referenced part numbers: 03-903-429PC6 (Allis Chalmers Corp), 1109996 (Northrop Grumman Systems Corporation Div Marine Systems), 915D594PC24 (Northrop Grumman Systems Corporation Div Marine Systems), 41J164-18 (Westinghouse Electric Corp), 25J671PC27 (Northrop Grumman Systems Corporation Div Marine Systems) and 12 more.
There are 6 known substitutes for 6680-00-526-5187: 9340-00-141-7947, 9340-00-261-5712, 9340-00-290-7134 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25J671PC27: Overall Diameter: 1.688 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: GLASSES, PORTLIGHT, CIRCULAR, HEAT TREATED TYPE A; Mica Shield: NOT PROVIDED; Design Type: PLAIN. 6 total characteristics are documented in the Federal Logistics Information System.