The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-411-2039, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 8 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-411-2039 |
| Primary Part Number | C7548F |
| Item Name | Diaphragm,valve,flat |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Griswold Industries Dba Cla-Val Co |
| Status | ACTIVE |
| Bolt Hole Quantity | 8 |
| Hole Diameter | 0.171 INCHES NOMINAL IN |
| Outside Diameter | 3.145 INCHES NOMINAL IN |
| Material Thickness | 0.032 INCHES NOMINAL IN |
| Center Hole Diameter | 0.375 INCHES NOMINAL IN |
| Bolt Circle Diameter | 2.472 INCHES NOMINAL IN |
| Material | RUBBER AND PLASTIC POLYAMIDE NYLON |
| Style Designator | FLAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D-26 | Trevose Industrial Products Inc (USA) |
| 4820PL1257469 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| C7548 | Griswold Industries Dba Cla-Val Co (USA) |
| C7548F PRIMARY | Griswold Industries Dba Cla-Val Co (USA) |
NSN 4820-00-411-2039 is a Diaphragm,valve,flat, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-411-2039 has 4 cross-referenced part numbers: D-26 (Trevose Industrial Products Inc), 4820PL1257469 (Jednolity Indeks Materialowy - Uniform Material Index), C7548 (Griswold Industries Dba Cla-Val Co), C7548F (Griswold Industries Dba Cla-Val Co).
There are 4 known substitutes for 4820-00-411-2039: 2815-00-097-2336, 5330-00-146-4761, 5940-00-718-9919 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for C7548F: Bolt Hole Quantity: 8; Hole Diameter: 0.171 INCHES NOMINAL IN; Outside Diameter: 3.145 INCHES NOMINAL IN; Material Thickness: 0.032 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.