The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-503-0820, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Apm Hexseal Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5340-00-503-0820 |
| Primary Part Number | 9030 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Apm Hexseal Corp |
| Status | CANCELLED |
| Nominal Thread Size | 0.375 INCHES IN |
| Opening Inside Diameter | 0.250 INCHES NOMINAL IN |
| Material | RUBBER SILICONE BODY |
| Thread Class | 2B |
| Thread Length | 0.172 INCHES NOMINAL IN |
| Base Thread Location | INTERNAL |
| Sealing Method | MECHANICAL |
| Style Designator | THRU-HOLE |
| Width Across Flats | 0.610 INCHES NOMINAL IN |
| Thread Series | UNEF |
| Mounting Method | THREAD |
| Thread Quantity Per Inch | 32 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 14457-4 | Gibbs Mfg and Research Corp (USA) |
| 40139 | Raytheon Company Dba Raytheon (USA) |
| 287MR32P1 | Raytheon Company Div Corp (USA) |
| 58A5A307-1 | Naval Air Warfare Center Aircraft Div (USA) |
| 302B17329-1 | Motorola Inc. Dba Integrated Information Systems Group (USA) |
| 287MS032P001 | Raytheon Company Dba Raytheon Co (USA) |
| 302B17329-1 | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
| SW90 241 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 287MS032P001 | Raytheon Company Div Corp (USA) |
| 9030-1-4 | Apm Hexseal Corp (USA) |
| 1491 | Entron Industries Limited Partnership Dba Entron Industries Property Div (USA) |
| 287MR32P1 | Raytheon Company Dba Raytheon Co (USA) |
| 9030 PRIMARY | Apm Hexseal Corp (USA) |
| B880778-1 | Rohde & Schwarz Usa, Inc. (USA) |
| 880778-1 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 7422596P1 | Lockheed Martin Corporation Div Rms (USA) |
| 58A5A307-1 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5340-00-503-0820 is a Boot,dust and Moisture Seal, manufactured by Apm Hexseal Corp, classified under FSC 5340 (No Item Name Available). Status: cancelled.
NSN 5340-00-503-0820 has 17 cross-referenced part numbers: 14457-4 (Gibbs Mfg and Research Corp), 40139 (Raytheon Company Dba Raytheon), 287MR32P1 (Raytheon Company Div Corp), 58A5A307-1 (Naval Air Warfare Center Aircraft Div), 302B17329-1 (Motorola Inc. Dba Integrated Information Systems Group) and 12 more.
There are 12 known substitutes for 5340-00-503-0820: 5340-01-043-7941, 6530-01-654-3553, 4820-00-035-9506 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9030: Overall Height: 0.219 INCHES NOMINAL IN; Nominal Thread Size: 0.375 INCHES IN; Opening Inside Diameter: 0.250 INCHES NOMINAL IN; Material: RUBBER SILICONE BODY. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5340-00-503-0820 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.