The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-159-5258, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-159-5258 |
| Primary Part Number | N9030 1-4 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Apm Hexseal Corp |
| Status | ACTIVE |
| Base Thread Location | INTERNAL |
| Style Designator | THRU-HOLE |
| Material | RUBBER SILICONE BODY |
| Width Across Flats | 0.500 INCHES NOMINAL IN |
| Width Across Flats | 0.500 INCHES NOMINAL IN |
| Material | RUBBER SILICONE BODY |
| Base Thread Location | INTERNAL |
| Style Designator | THRU-HOLE |
| Hazardous Locations/environmental Protection | ACID RESISTANT AND WATERTIGHT-NEMA TYPE 4 AND WEATHERPROOF-NEMA TYPE 3 |
| Thread Series | UNEF |
| Sealing Method | PACKING |
| Opening Inside Diameter | 0.250 INCHES NOMINAL IN |
| Mounting Device Quantity | 1 |
| Thread Series | UNEF |
| Thread Class | 2B |
| Opening Inside Diameter | 0.250 INCHES NOMINAL IN |
| Mounting Method | THREAD |
| Nominal Thread Size | 0.375 INCHES IN |
| Mounting Method | THREAD |
| Nominal Thread Size | 0.375 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5340-00-159-5258 is a Boot,dust and Moisture Seal, manufactured by Apm Hexseal Corp, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-00-159-5258 has 3 cross-referenced part numbers: 2271495-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1088194 (Lockheed Martin Corporation Div Rms - Mitchel Field), N9030 1-4 (Apm Hexseal Corp).
There is 1 known substitute for 5340-00-159-5258: 5930-00-823-0482. Verify interchangeability with system specifications before substitution.
Key specifications for N9030 1-4: Overall Height: 0.219 INCHES NOMINAL IN; Base Thread Location: INTERNAL; Style Designator: THRU-HOLE; Material: RUBBER SILICONE BODY. 21 total characteristics are documented in the Federal Logistics Information System.