PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

444618Plug,pipe

Nd Defense Llc · NSN 4730-01-363-8968 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-363-8968 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-363-8968. Primary manufacturer part number: 444618.
Features
  • Plug,pipe — FSC 4730
  • Body Type: SOLID
  • Thread Series Designator: NPT EXTERNAL
  • Material: STEEL BODY
  • Material Document and Classification: QQ-S-681 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Nominal Thread Size: 0.250 INCHES EXTERNAL IN
  • Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Surface Treatment: CADMIUM OR ZINC OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Body construction
General Description

The Plug,pipe, cataloged under National Stock Number 4730-01-363-8968, 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 Nd Defense Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-01-363-8968
Primary Part Number444618
Item NamePlug,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNd Defense Llc
StatusCANCELLED
Body TypeSOLID
Thread Series DesignatorNPT EXTERNAL
MaterialSTEEL BODY
Material Document and ClassificationQQ-S-681 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size0.250 INCHES EXTERNAL IN
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Surface TreatmentCADMIUM OR ZINC OVERALL
Connection StylePLAIN
Head TypeSOLID
Nominal Pipe Size for Which Designed0.250 INCHES IN
Drive End StyleHEXAGON
Thread DirectionRIGHT-HAND EXTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4730-00-012-79510112578 INTERCHANGEABLE
Plug,pipe
Rolls-Royce Solutions America Inc
4730-00-089-2515SAE J531 4 130109EC INTERCHANGEABLE
Plug,pipe
Sae International Dba Sae International
5315-00-849-7492 INTERCHANGEABLE
Pin,quick Release
5310-01-160-952912338146 INTERCHANGEABLE
Nut,clip-on
General Motors Llc Dba General Motors Llc
5935-01-161-7330 INTERCHANGEABLE
Jack,tip
6150-01-587-578510008002 INTERCHANGEABLE
Lead,storage Battery
General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp
5306-01-612-2356MS90725-11 INTERCHANGEABLE
Bolt,machine
Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
Cross-Reference Index
Part NumberManufacturer
444618 PRIMARY Nd Defense Llc (USA)
81A5029A0343 Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
10-008-002 Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots (USA)
580-0401 PRIMARY Decker Manufacturing Corp Div Decker Manufacturing Corporation (USA)
444618 General Plug and Manufacturing Co (inc) (USA)
444618 Komatsu American Intl Co (USA)
Related Parts
4730-00-012-7951INTERCHANGEABLE
PLUG,PIPE
0112578
4730-00-089-2515INTERCHANGEABLE
PLUG,PIPE
SAE J531 4 130109EC
5315-00-849-7492INTERCHANGEABLE
PIN,QUICK RELEASE
5310-01-160-9529INTERCHANGEABLE
NUT,CLIP-ON
12338146
5935-01-161-7330INTERCHANGEABLE
JACK,TIP
6150-01-587-5785INTERCHANGEABLE
LEAD,STORAGE BATTERY
10008002
5306-01-612-2356INTERCHANGEABLE
BOLT,MACHINE
MS90725-11

Frequently Asked Questions

What is NSN 4730-01-363-8968?

NSN 4730-01-363-8968 is a Plug,pipe, manufactured by Nd Defense Llc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-363-8968?

NSN 4730-01-363-8968 has 6 cross-referenced part numbers: 444618 (Nd Defense Llc), 81A5029A0343 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), 10-008-002 (Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots), 580-0401 (Decker Manufacturing Corp Div Decker Manufacturing Corporation), 444618 (General Plug and Manufacturing Co (inc)) and 1 more.

What NSN replaces 4730-01-363-8968?

There are 7 known substitutes for 4730-01-363-8968: 4730-00-012-7951, 4730-00-089-2515, 5315-00-849-7492 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 444618?

Key specifications for 444618: Body Type: SOLID; Thread Series Designator: NPT EXTERNAL; Material: STEEL BODY; Material Document and Classification: QQ-S-681 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-363-8968 still in active supply?

NSN 4730-01-363-8968 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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