The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-352-5837, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Te Connectivity Corporation Dba Raychem Product Division. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-352-5837 |
| Primary Part Number | 202D121-4/86 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Te Connectivity Corporation Dba Raychem Product Division |
| Status | ACTIVE |
| Opening Inside Diameter | 0.470 INCHES NOMINAL IN |
| Body Outside Diameter | 0.590 INCHES NOMINAL IN |
| Mounting Method | ADHESIVE |
| Style Designator | THRU-HOLE |
| Base Outside Diameter | 0.920 INCHES MINIMUM IN |
| Material | PLASTIC POLYOLEFIN BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 202D121-4/86 PRIMARY | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| Reference | Meaning |
|---|---|
| 334521-P01 | 5/9 Secondary reference Howden Fluid Systems |
| 334521P01 | 7/9 Vendor item drawing reference Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
| 334521P01 | C/1 Advisory reference — outside the item-of-supply concept Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
NSN 5340-01-352-5837 is a Boot,dust and Moisture Seal, manufactured by Te Connectivity Corporation Dba Raychem Product Division, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-352-5837 has 1 manufacturer part number on file: 202D121-4/86 (Te Connectivity Corporation Dba Raychem Product Division).
Key specifications for 202D121-4/86: Overall Height: 1.500 INCHES NOMINAL IN; Opening Inside Diameter: 0.470 INCHES NOMINAL IN; Body Outside Diameter: 0.590 INCHES NOMINAL IN; Mounting Method: ADHESIVE. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.