The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-948-7151, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mason Electric Co. Dba Mason Controls. Government technical data includes 6 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-948-7151 |
| Primary Part Number | PM21746 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Mason Electric Co. Dba Mason Controls |
| Status | ACTIVE |
| Material | RUBBER SILICONE BODY |
| Opening Inside Diameter | 0.187 INCHES NOMINAL IN |
| Body Outside Diameter | 1.500 INCHES NOMINAL IN |
| Style Designator | THRU-HOLE |
| FSC Application Data | PENDANT,CONTROL GRIP ASSY,HELICOPTER |
| Body Height | 0.280 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| Successor | 6110-00-635-7046 (21746) |
| HAZMAT | No |
| Unit of Issue | EA |
NSN 5340-00-948-7151 is a Boot,dust and Moisture Seal, manufactured by Mason Electric Co. Dba Mason Controls, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-00-948-7151 has 4 cross-referenced part numbers: 21746 (Mason Electric Co. Dba Mason Controls), 21746 (Unison Industries Llc), PM21746 (Mason Electric Co. Dba Mason Controls), 21746 (Amphenol Corp Div Amphenol Aerospace Operations).
There are 7 known substitutes for 5340-00-948-7151: 6110-00-635-7046, 6110-00-643-0090, 3020-00-118-3778 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for PM21746: Overall Height: 0.718 INCHES NOMINAL IN; Material: RUBBER SILICONE BODY; Opening Inside Diameter: 0.187 INCHES NOMINAL IN; Body Outside Diameter: 1.500 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.