The Bonnet,fluid Cooler,industrial, cataloged under National Stock Number 4420-01-416-4551, is classified within Federal Supply Class 4420 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is Thermal Transfer Products Ltd. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-416-4551 |
| Primary Part Number | 40905 |
| Item Name | Bonnet,fluid Cooler,industrial |
| FSC / FSG | 4420 / 44 — No Item Name Available |
| Manufacturer | Thermal Transfer Products Ltd |
| Status | ACTIVE |
| Style Designator | STRAIGHT FOUR PASS |
| Diameter | 5.375 INCHES NOMINAL5.375 INCHES NOMINAL IN |
| Length | 2.188 INCHES NOMINAL2.188 INCHES NOMINAL IN |
| Material | IRON OVERALL |
| Material | IRON PLATES |
| Flow Type | FOUR PASSFOUR PASS |
| Material | IRON HOUSING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40905 PRIMARY | Thermal Transfer Products Ltd (USA) |
NSN 4420-01-416-4551 is a Bonnet,fluid Cooler,industrial, manufactured by Thermal Transfer Products Ltd, classified under FSC 4420 (No Item Name Available). Status: active.
NSN 4420-01-416-4551 has 1 cross-referenced part number: 40905 (Thermal Transfer Products Ltd).
There are 5 known substitutes for 4420-01-416-4551: 6610-00-751-7916, 5950-00-995-4735, 6920-01-208-9975 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40905: Style Designator: STRAIGHT FOUR PASS; Diameter: 5.375 INCHES NOMINAL5.375 INCHES NOMINAL IN; Length: 2.188 INCHES NOMINAL2.188 INCHES NOMINAL IN; Material: IRON OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.