The Diaphragm,valve,flat, cataloged under National Stock Number 4810-01-352-0200, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-352-0200 |
| Primary Part Number | Y4JC45821B |
| Item Name | Diaphragm,valve,flat |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | ACTIVE |
| Outside Diameter | 2.375 INCHES NOMINAL IN |
| Style Designator | FLAT |
| Material Thickness | 0.015 INCHES NOMINAL IN |
| Bolt Hole Quantity | 5 |
| Bolt Circle Diameter | 1.875 INCHES NOMINAL IN |
| Center Hole Diameter | 8.0 MILLIMETERS NOMINAL MM |
| Hole Diameter | 8.0 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| Y4JC45821B | Man Diesel & Turbo Ltd (GBR) |
| Y4JC45821B PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
NSN 4810-01-352-0200 is a Diaphragm,valve,flat, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-352-0200 has 2 manufacturer part numbers on file: Y4JC45821B (Man Diesel & Turbo Ltd), Y4JC45821B (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)).
Key specifications for Y4JC45821B: Outside Diameter: 2.375 INCHES NOMINAL IN; Style Designator: FLAT; Material Thickness: 0.015 INCHES NOMINAL IN; Bolt Hole Quantity: 5. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.