PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

183-2-1/2Plug,pipe

Stockham Valves and Fittings Inc · NSN 4730-01-417-6674 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-417-6674 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-417-6674. Primary manufacturer part number: 183-2-1/2.
Features
  • Plug,pipe — FSC 4730
  • Thread Direction: RIGHT-HAND EXTERNAL
  • Nominal Thread Size: 2.500 INCHES EXTERNAL IN
  • Material: IRON CAST MALLEABLE BODY
  • Body Type: SOLID
  • Drive End Style: RAISED SQUARE
  • Nominal Pipe Size for Which Designed: 2.500 INCHES IN
  • Thread Series Designator: NPT EXTERNAL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Iron Cast Malleable Body construction
General Description

The Plug,pipe, cataloged under National Stock Number 4730-01-417-6674, 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 Stockham Valves and Fittings Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-417-6674
Primary Part Number183-2-1/2
Item NamePlug,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerStockham Valves and Fittings Inc
StatusACTIVE
Thread DirectionRIGHT-HAND EXTERNAL
Nominal Thread Size2.500 INCHES EXTERNAL IN
MaterialIRON CAST MALLEABLE BODY
Body TypeSOLID
Drive End StyleRAISED SQUARE
Nominal Pipe Size for Which Designed2.500 INCHES IN
Thread Series DesignatorNPT EXTERNAL
Head TypeSOLID
Connection StylePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-075-3335C05212 INTERCHANGEABLE
Dispenser,sealant
Graco Inc.
1420-00-672-2816183212 INTERCHANGEABLE
Door,igniter Access
Raytheon Company Dba Raytheon
5998-01-477-1386183212 INTERCHANGEABLE
Circuit Card Assembly
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
183-2-1/2 PRIMARY Stockham Valves and Fittings Inc (USA)
Related Parts
5120-00-075-3335INTERCHANGEABLE
DISPENSER,SEALANT
C05212
1420-00-672-2816INTERCHANGEABLE
DOOR,IGNITER ACCESS
183212
5998-01-477-1386INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
183212

Frequently Asked Questions

What is NSN 4730-01-417-6674?

NSN 4730-01-417-6674 is a Plug,pipe, manufactured by Stockham Valves and Fittings Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-417-6674?

NSN 4730-01-417-6674 has 1 cross-referenced part number: 183-2-1/2 (Stockham Valves and Fittings Inc).

What NSN replaces 4730-01-417-6674?

There are 3 known substitutes for 4730-01-417-6674: 5120-00-075-3335, 1420-00-672-2816, 5998-01-477-1386. Verify interchangeability with system specifications before substitution.

What are the specifications of 183-2-1/2?

Key specifications for 183-2-1/2: Thread Direction: RIGHT-HAND EXTERNAL; Nominal Thread Size: 2.500 INCHES EXTERNAL IN; Material: IRON CAST MALLEABLE BODY; Body Type: SOLID. 10 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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