PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202687Plug,transmission

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 4730-00-006-4050 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-006-4050 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-006-4050. Primary manufacturer part number: 202687.
Features
  • Plug,transmission — FSC 4730
  • General Characteristics Item Description: STEEL; 0.621 IN. DIA,0.156 IN. DIA OF HOLE,0.146 IN. W OF GROOVE,0.944 IN. O/A LG IN
  • 2 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Plug,transmission, cataloged under National Stock Number 4730-00-006-4050, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 1 verified specification, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-006-4050
Primary Part Number202687
Item NamePlug,transmission
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
General Characteristics Item DescriptionSTEEL; 0.621 IN. DIA,0.156 IN. DIA OF HOLE,0.146 IN. W OF GROOVE,0.944 IN. O/A LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3020-00-311-191001770-0060 INTERCHANGEABLE
Gear Cluster
Asrc Federal Facilities Logistics, Llc
4730-00-741-0827202687N INTERCHANGEABLE
Adapter,straight,pipe to Tube
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Cross-Reference Index
Part NumberManufacturer
202687 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
5198517 Rolls-Royce Solutions America Inc (USA)
Related Parts
3020-00-311-1910INTERCHANGEABLE
GEAR CLUSTER
01770-0060
4730-00-741-0827INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
202687N

Frequently Asked Questions

What is NSN 4730-00-006-4050?

NSN 4730-00-006-4050 is a Plug,transmission, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-006-4050?

NSN 4730-00-006-4050 has 2 cross-referenced part numbers: 202687 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 5198517 (Rolls-Royce Solutions America Inc).

What NSN replaces 4730-00-006-4050?

There are 2 known substitutes for 4730-00-006-4050: 3020-00-311-1910, 4730-00-741-0827. Verify interchangeability with system specifications before substitution.

What are the specifications of 202687?

Key specifications for 202687: General Characteristics Item Description: STEEL; 0.621 IN. DIA,0.156 IN. DIA OF HOLE,0.146 IN. W OF GROOVE,0.944 IN. O/A LG IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com