The Ring,lantern, cataloged under National Stock Number 4320-00-398-6369, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Air & Liquid Systems Corporation Dba Buffalo Pumps. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-398-6369 |
| Primary Part Number | BM20287A025 |
| Item Name | Ring,lantern |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Air & Liquid Systems Corporation Dba Buffalo Pumps |
| Status | ACTIVE |
| Height | 0.625 INCHES NOMINAL IN |
| Inside Diameter | 1.562 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Outside Diameter | 2.219 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3781 | New Philadelphia Fan Co Buffalo Forge Marine Fans (USA) |
| BM20287A025 PRIMARY | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| 3781-14 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| 3781 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
NSN 4320-00-398-6369 is a Ring,lantern, manufactured by Air & Liquid Systems Corporation Dba Buffalo Pumps, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-398-6369 has 4 cross-referenced part numbers: 3781 (New Philadelphia Fan Co Buffalo Forge Marine Fans), BM20287A025 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 3781-14 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 3781 (Fm Af, Llc Dba American Fan Company).
There are 7 known substitutes for 4320-00-398-6369: 5330-00-154-6210, 3110-00-227-4058, 5915-00-816-4272 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for BM20287A025: Height: 0.625 INCHES NOMINAL IN; Inside Diameter: 1.562 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL; Outside Diameter: 2.219 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.