PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

01-221Plug,machine Thread

DC Fabricators Inc · NSN 4730-01-721-1518 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-721-1518 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-721-1518. Primary manufacturer part number: 01-221.
Features
  • Plug,machine Thread — FSC 4730
  • Material: PLASTIC BODY
  • 2 verified cross-references
  • Primary manufacturer: DC Fabricators Inc
Applications
  • Applications requiring Plastic Body construction
General Description

The Plug,machine Thread, cataloged under National Stock Number 4730-01-721-1518, 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 DC Fabricators Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-721-1518
Primary Part Number01-221
Item NamePlug,machine Thread
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDC Fabricators Inc
StatusACTIVE
MaterialPLASTIC BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-065-485601221 INTERCHANGEABLE
Retainer,ball,bearing
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5310-00-616-3554 INTERCHANGEABLE
Washer,lock
5815-00-963-79866002-331 INTERCHANGEABLE
Teletypewriter Subassembly
Raytheon Company Div Rmd Strategic
5930-01-180-171001-221 INTERCHANGEABLE
Push Button
Abb As Transformers/high Voltage Products
3110-01-240-159201221 INTERCHANGEABLE
Bearing,roller,needle
Servo Products Co
5325-01-443-350301221 INTERCHANGEABLE
Insert,screw Thread
Time Fastener Co Inc
Cross-Reference Index
Part NumberManufacturer
01-221 PRIMARY DC Fabricators Inc (USA)
HX-2300R REV A SHEET 2 FIND -221 DC Fabricators Inc (USA)
Related Parts
3110-00-065-4856INTERCHANGEABLE
RETAINER,BALL,BEARING
01221
5310-00-616-3554INTERCHANGEABLE
WASHER,LOCK
5815-00-963-7986INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
6002-331
5930-01-180-1710INTERCHANGEABLE
PUSH BUTTON
01-221
3110-01-240-1592INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
01221
5325-01-443-3503INTERCHANGEABLE
INSERT,SCREW THREAD
01221

Frequently Asked Questions

What is NSN 4730-01-721-1518?

NSN 4730-01-721-1518 is a Plug,machine Thread, manufactured by DC Fabricators Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-721-1518?

NSN 4730-01-721-1518 has 2 cross-referenced part numbers: 01-221 (DC Fabricators Inc), HX-2300R REV A SHEET 2 FIND -221 (DC Fabricators Inc).

What NSN replaces 4730-01-721-1518?

There are 6 known substitutes for 4730-01-721-1518: 3110-00-065-4856, 5310-00-616-3554, 5815-00-963-7986 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 01-221?

Key specifications for 01-221: Material: PLASTIC BODY; Part Name Assigned by Controlling Agency: PLASTIC PLUG, LIFTING HOLE; End Item Identification: ASSEMBLY 287.7 SQ FT PLATE HEAT EXCHANGER; Special Features: 3/4 DIAMETER. 4 total characteristics are documented in the Federal Logistics Information System.

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