The Plug,leakproof Seal, cataloged under National Stock Number 5340-01-373-1857, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 2 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-373-1857 |
| Primary Part Number | 65396-06006-102 |
| Item Name | Plug,leakproof Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| FSC Application Data | SHAFT ASSY,DISCONNECT COUPLING,TAIL DRIVE SHAFT |
| General Characteristics Item Description | CORK; 1.000 IN. LG; 0.845 IN. DIA. AT ONE END AND 0.905 IN. DIA. AT OTHER END IN |
| 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 |
|---|---|
| 65396-06006-102 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5340-01-373-1857 is a Plug,leakproof Seal, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-373-1857 has 1 manufacturer part number on file: 65396-06006-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 65396-06006-102: FSC Application Data: SHAFT ASSY,DISCONNECT COUPLING,TAIL DRIVE SHAFT; General Characteristics Item Description: CORK; 1.000 IN. LG; 0.845 IN. DIA. AT ONE END AND 0.905 IN. DIA. AT OTHER END IN; Special Features: MFR DESCRIBES AS PLUG; End Item Identification: CH-53E HELO. 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.