PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56304Cover,subassembly

Chapco · NSN 4730-01-018-0659 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-018-0659 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-018-0659. Primary manufacturer part number: 56304.
Features
  • Cover,subassembly — FSC 4730
  • 1 verified cross-reference
  • Primary manufacturer: Chapco
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Cover,subassembly, cataloged under National Stock Number 4730-01-018-0659, 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 Chapco. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCover,subassembly
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersChapco (CAGE 08093)
Technical Specifications
ParameterValue
NSN4730-01-018-0659
Primary Part Number56304
Item NameCover,subassembly
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerChapco
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5355-00-362-800956304 INTERCHANGEABLE
Dial,scale
Cae Usa Inc.
3895-00-426-0774 INTERCHANGEABLE
Packing Set
5330-00-484-123256304 INTERCHANGEABLE
Retainer,packing
Altra Industrial Motion Corp.
5970-00-703-0196 INTERCHANGEABLE
Insulator,plate
3030-00-717-347217T470 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
6685-01-385-14463289U7D20 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ppm Cranes Inc
6550-01-517-411656304 INTERCHANGEABLE
Test Kit,dna Analysis
Qiagen, Llc
Cross-Reference Index
Part NumberManufacturer
56304 Chapco (USA)
Related Parts
5355-00-362-8009INTERCHANGEABLE
DIAL,SCALE
56304
3895-00-426-0774INTERCHANGEABLE
PACKING SET
5330-00-484-1232INTERCHANGEABLE
RETAINER,PACKING
56304
5970-00-703-0196INTERCHANGEABLE
INSULATOR,PLATE
3030-00-717-3472INTERCHANGEABLE
BELT,V
17T470
6685-01-385-1446INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
3289U7D20
6550-01-517-4116INTERCHANGEABLE
TEST KIT,DNA ANALYSIS
56304

Frequently Asked Questions

What is NSN 4730-01-018-0659?

NSN 4730-01-018-0659 is a Cover,subassembly, manufactured by Chapco, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-018-0659?

NSN 4730-01-018-0659 has 1 cross-referenced part number: 56304 (Chapco).

What NSN replaces 4730-01-018-0659?

There are 7 known substitutes for 4730-01-018-0659: 5355-00-362-8009, 3895-00-426-0774, 5330-00-484-1232 and 4 more. Verify interchangeability with system specifications before substitution.

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