NSN 5340-01-006-4593 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-006-4593. Manufacturer of record part number: SDC4HK.
Closed End Overall Diameter: 1.638 INCHES NOMINAL IN
Length Under Shoulder: 0.395 INCHES NOMINAL IN
Open End Inside Diameter: 1.555 INCHES NOMINAL IN
Material: STEEL
2 manufacturer part numbers on file
Manufacturer of record: Tuthill Corp Hansen Coupling Div
Identification
NSN: 5340-01-006-4593
NIIN: 010064593
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: SDC4HK
Manufacturer: Tuthill Corp Hansen Coupling Div
General Description
The Cap-Plug,protective,dust and Moi, cataloged under National Stock Number 5340-01-006-4593, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Tuthill Corp Hansen Coupling Div. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter
Value
NSN
5340-01-006-4593
Primary Part Number
SDC4HK
Item Name
Cap-Plug,protective,dust and Moi
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Tuthill Corp Hansen Coupling Div
Status
ACTIVE
Closed End Overall Diameter
1.638 INCHES NOMINAL IN
Length Under Shoulder
0.395 INCHES NOMINAL IN
Open End Inside Diameter
1.555 INCHES NOMINAL IN
Material
STEEL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
C/1Advisory reference — outside the item-of-supply concept
Zf Industrieantriebe Witten Gmbh
No interchangeability data on file.
Other items in FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068
COVER,ACCESS
5340-00-000-0132
SEAT,HELICAL COMPRESSION SPRING
5340-00-000-8150
5340-00-000-8150 · Item name not on file
5340-00-001-1251
5340-00-001-1251 · Item name not on file
5340-00-001-1264
STRAP,WEBBING
5340-00-001-1265
STRAP,WEBBING
5340-00-001-1266
STRAP,WEBBING
5340-00-001-1275
HANDLE,DOOR
Frequently Asked Questions
What is NSN 5340-01-006-4593?
NSN 5340-01-006-4593 is a Cap-Plug,protective,dust and Moi, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-006-4593?
NSN 5340-01-006-4593 has 2 manufacturer part numbers on file: SDC4HK (Tuthill Corp Hansen Coupling Div), RT21512 (Safran Transmission Systems).
What are the specifications of SDC4HK?
Key specifications for SDC4HK: Closed End Overall Diameter: 1.638 INCHES NOMINAL IN; Length Under Shoulder: 0.395 INCHES NOMINAL IN; Special Features: FURNISHED W/BEND CHAIN; Open End Inside Diameter: 1.555 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-006-4593 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.