The Cylinder Sleeve, cataloged under National Stock Number 4310-00-375-4853, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Steward Machine Co Inc. Government technical data includes 16 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-375-4853 |
| Primary Part Number | 20-105 |
| Item Name | Cylinder Sleeve |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Steward Machine Co Inc |
| Status | ACTIVE |
| Body Outside Diameter | 7.307 INCHES NOMINAL IN |
| Bore Diameter | 6.656 INCHES NOMINAL IN |
| Flange Thickness | 0.312 INCHES NOMINAL IN |
| Chamfer Angle in Deg | 30.0 |
| Chamfer Length | 0.062 INCHES NOMINAL IN |
| Bottom Chamfer Length | 0.062 INCHES NOMINAL IN |
| Flange Outside Diameter | 7.807 INCHES NOMINAL IN |
| Bottom Chamfer Angle in Deg | 30.0 |
| Valve Recess | NOT INCLUDED |
| Design Type | DRY |
| Style Designator | DRY, FLANGED, RELIEVED |
| Top Inside Chamfer | INCLUDED |
| Intake Hole | NOT INCLUDED |
| Bottom Inside Chamfer | INCLUDED |
| Top Intake Port | NOT INCLUDED |
| Material | IRON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20-105 PRIMARY | Steward Machine Co Inc (USA) |
| 20-105 | Hardie-Tynes Co., Inc. (USA) |
| 3315345REVA PRIMARY | Naval Ship Systems Command (USA) |
| S150-415G | Hardie-Tynes Co., Inc. (USA) |
NSN 4310-00-375-4853 is a Cylinder Sleeve, manufactured by Steward Machine Co Inc, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-375-4853 has 4 cross-referenced part numbers: 20-105 (Steward Machine Co Inc), 20-105 (Hardie-Tynes Co., Inc.), 3315345REVA (Naval Ship Systems Command), S150-415G (Hardie-Tynes Co., Inc.).
There are 12 known substitutes for 4310-00-375-4853: 5120-00-222-1906, 5133-00-228-1354, 5940-00-614-0537 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20-105: Body Outside Diameter: 7.307 INCHES NOMINAL IN; Bore Diameter: 6.656 INCHES NOMINAL IN; Flange Thickness: 0.312 INCHES NOMINAL IN; Overall Length: 7.906 INCHES NOMINAL IN. 17 total characteristics are documented in the Federal Logistics Information System.