PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WWN351TYPEANipple,pipe

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 4730-00-278-4106 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-278-4106 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-278-4106. Primary manufacturer part number: WWN351TYPEA.
Features
  • Nipple,pipe — FSC 4730
  • Nominal Thread Size: 6.000 INCHES FIRST END IN
  • Style Designator: CLOSE
  • Connection Style: PLAIN (PIPE) FIRST END
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Nondefinitive Spec/std Data: 1 TYPE
  • Thread Series Designator: NPT FIRST END
  • Material: STEEL OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Nipple,pipe, cataloged under National Stock Number 4730-00-278-4106, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 8 verified specifications, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-278-4106
Primary Part NumberWWN351TYPEA
Item NameNipple,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Nominal Thread Size6.000 INCHES FIRST END IN
Style DesignatorCLOSE
Connection StylePLAIN (PIPE) FIRST END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Nondefinitive Spec/std Data1 TYPE
Thread Series DesignatorNPT FIRST END
MaterialSTEEL OVERALL
Nominal Overall Length5.500 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-188-185503262 INTERCHANGEABLE
Nipple,pipe
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
4730-00-193-2708 INTERCHANGEABLE
Nipple,pipe
4730-00-193-2725 INTERCHANGEABLE
Nipple,pipe
4730-00-196-1475 INTERCHANGEABLE
Nipple,pipe
4730-00-196-14763240 INTERCHANGEABLE
Nipple,pipe
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
4730-00-196-148204-0060 ITEM NO 33 INTERCHANGEABLE
Nipple,pipe
Ward Leonard Ct Llc
4730-00-196-1504A733S-75CFG INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
4730-00-196-1522 INTERCHANGEABLE
Nipple,pipe
4730-00-196-1538A733S-17CFG INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
4730-00-196-1559 INTERCHANGEABLE
Nipple,pipe
Cross-Reference Index
Part NumberManufacturer
WWN351TYPEA Federal Specifications Promulgated by General Services Administration Washington DC (USA)
WWN351TYPE1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
4730-00-188-1855INTERCHANGEABLE
NIPPLE,PIPE
03262
4730-00-193-2708INTERCHANGEABLE
NIPPLE,PIPE
4730-00-193-2725INTERCHANGEABLE
NIPPLE,PIPE
4730-00-196-1475INTERCHANGEABLE
NIPPLE,PIPE
4730-00-196-1476INTERCHANGEABLE
NIPPLE,PIPE
3240
4730-00-196-1482INTERCHANGEABLE
NIPPLE,PIPE
04-0060 ITEM NO 33
4730-00-196-1504INTERCHANGEABLE
NIPPLE,PIPE
A733S-75CFG
4730-00-196-1522INTERCHANGEABLE
NIPPLE,PIPE
4730-00-196-1538INTERCHANGEABLE
NIPPLE,PIPE
A733S-17CFG
4730-00-196-1559INTERCHANGEABLE
NIPPLE,PIPE
4730-00-253-6349INTERCHANGEABLE
NIPPLE,PIPE
45-5600-007-080
4730-00-256-7123INTERCHANGEABLE
NIPPLE,PIPE

Frequently Asked Questions

What is NSN 4730-00-278-4106?

NSN 4730-00-278-4106 is a Nipple,pipe, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-278-4106?

NSN 4730-00-278-4106 has 2 cross-referenced part numbers: WWN351TYPEA (Federal Specifications Promulgated by General Services Administration Washington DC), WWN351TYPE1 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 4730-00-278-4106?

There are 12 known substitutes for 4730-00-278-4106: 4730-00-188-1855, 4730-00-193-2708, 4730-00-193-2725 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WWN351TYPEA?

Key specifications for WWN351TYPEA: Nominal Thread Size: 6.000 INCHES FIRST END IN; Style Designator: CLOSE; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END. 8 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