PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56821Elbow,tube to Boss

Tennant Company · NSN 4730-01-328-6047 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-328-6047 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-328-6047. Primary manufacturer part number: 56821.
Features
  • Elbow,tube to Boss — FSC 4730
  • 1 verified cross-reference
  • Primary manufacturer: Tennant Company
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Elbow,tube to Boss, cataloged under National Stock Number 4730-01-328-6047, 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 Tennant Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameElbow,tube to Boss
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersTennant Company (CAGE 59500)
Technical Specifications
ParameterValue
NSN4730-01-328-6047
Primary Part Number56821
Item NameElbow,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTennant Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6645-00-880-4893 INTERCHANGEABLE
Meter,time Totalizing
5950-00-902-1738 INTERCHANGEABLE
Transformer,power
5935-00-993-231452-009-0019-229 INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Rf Products
5950-01-023-548756-82-1 INTERCHANGEABLE
Transformer,power
General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations
1630-01-232-612456-821 INTERCHANGEABLE
Retainer,heat Shield,brake
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
Cross-Reference Index
Part NumberManufacturer
56821 Tennant Company (USA)
Related Parts
6645-00-880-4893INTERCHANGEABLE
METER,TIME TOTALIZING
5950-00-902-1738INTERCHANGEABLE
TRANSFORMER,POWER
5935-00-993-2314INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
52-009-0019-229
5950-01-023-5487INTERCHANGEABLE
TRANSFORMER,POWER
56-82-1
1630-01-232-6124INTERCHANGEABLE
RETAINER,HEAT SHIELD,BRAKE
56-821

Frequently Asked Questions

What is NSN 4730-01-328-6047?

NSN 4730-01-328-6047 is a Elbow,tube to Boss, manufactured by Tennant Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-328-6047?

NSN 4730-01-328-6047 has 1 cross-referenced part number: 56821 (Tennant Company).

What NSN replaces 4730-01-328-6047?

There are 5 known substitutes for 4730-01-328-6047: 6645-00-880-4893, 5950-00-902-1738, 5935-00-993-2314 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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