The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-535-9720, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-535-9720 |
| Primary Part Number | MIL-B-5423 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Mounting Method | THREAD |
| Opening Inside Diameter | 0.109 INCHES NOMINAL IN |
| Style Designator | THRU-HOLE |
| Material | RUBBER SILICONE BODY |
| Base Thread Location | INTERNAL |
| Thread Series | UNS |
| Thread Class | 2B |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-B-5423 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 9003273 | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5340-00-535-9720 is a Boot,dust and Moisture Seal, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-00-535-9720 has 2 cross-referenced part numbers: MIL-B-5423 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 9003273 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
There are 8 known substitutes for 5340-00-535-9720: 5340-01-097-9929, 5340-00-682-0577, 5340-00-755-3645 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-B-5423: Mounting Method: THREAD; Opening Inside Diameter: 0.109 INCHES NOMINAL IN; Style Designator: THRU-HOLE; Material: RUBBER SILICONE BODY. 10 total characteristics are documented in the Federal Logistics Information System.