The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-196-9533, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sprague Electric Co World Hqs. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-196-9533 |
| Primary Part Number | 3-301-28A |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sprague Electric Co World Hqs |
| Status | ACTIVE |
| Material Thickness | 0.045 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 3-301-28A PRIMARY | Sprague Electric Co World Hqs (USA) |
| M-078.1D55 PRIMARY | Syntex Rubber Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1A20263H01 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5340-01-196-9533 is a Boot,dust and Moisture Seal, manufactured by Sprague Electric Co World Hqs, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-196-9533 has 2 manufacturer part numbers on file: 3-301-28A (Sprague Electric Co World Hqs), M-078.1D55 (Syntex Rubber Corporation).
Key specifications for 3-301-28A: Overall Height: 1.120 INCHES NOMINAL IN; Material Thickness: 0.045 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC BODY. 2 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.