PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-4NPTGALVPlug,pipe

Armco Inc · NSN 4730-00-826-6512 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-826-6512 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-826-6512. Primary manufacturer part number: 3-4NPTGALV.
Features
  • Plug,pipe — FSC 4730
  • Thread Series Designator: NPT EXTERNAL
  • Surface Treatment: ZINC OVERALL
  • Material Document and Classification: ASTM A197 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A126-61T,CL A ASSN STD 2ND MATERIAL RESPONSE OVERALL
  • Nominal Pipe Size for Which Designed: 0.750 INCHES IN
  • Head Type: SOLID
  • Specification/standard Data: 81348-WW-P-471 GOVERNMENT SPECIFICATION AND 96906-MS51884 GOVERNMENT STANDARD
  • Body Type: CORED
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel or Iron Overall construction
General Description

The Plug,pipe, cataloged under National Stock Number 4730-00-826-6512, 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 Armco Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-826-6512
Primary Part Number3-4NPTGALV
Item NamePlug,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerArmco Inc
StatusCANCELLED
Thread Series DesignatorNPT EXTERNAL
Surface TreatmentZINC OVERALL
Material Document and ClassificationASTM A197 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A126-61T,CL A ASSN STD 2ND MATERIAL RESPONSE OVERALL
Nominal Pipe Size for Which Designed0.750 INCHES IN
Head TypeSOLID
Specification/standard Data81348-WW-P-471 GOVERNMENT SPECIFICATION AND 96906-MS51884 GOVERNMENT STANDARD
Body TypeCORED
Nominal Thread Size0.750 INCHES EXTERNAL IN
Connection StylePLAIN
Drive End StyleRAISED SQUARE
MaterialSTEEL OR IRON OVERALL
Thread DirectionRIGHT-HAND EXTERNAL
Nondefinitive Spec/std Data2 TYPE AND C STYLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6210-00-143-660501-91180-8-4 INTERCHANGEABLE
Light,indicator
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
5305-00-812-1334 INTERCHANGEABLE
Screw,machine
5970-01-170-4584119068 INTERCHANGEABLE
Insulator,plate
Unison Industries Llc
4610-01-347-4426169103G INTERCHANGEABLE
Feeder,chemical Solution,water P
Pentair Filtration Inc Dba Ever Pure
Cross-Reference Index
Part NumberManufacturer
3-4NPTGALV Armco Inc (USA)
MS51884-9ZH Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
03219 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
303834 Wiba Zevenaar B.v. (NLD)
A-A-59616 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
8100-55-2 Allard Nazarian Group, Inc. Dba Granite State Manufacturing (USA)
WW-P-471 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
M45684PC28 Marco Seattle Inc Dba Marco (USA)
W6512 Waterous Company (USA)
52B6202-12 Eme Elektro-Metall Export Gmbh (DEU)
WW-P-471AACBCE Federal Specifications Promulgated by General Services Administration Washington DC (USA)
52B6202-12 Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA)
494550-269 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
AA59616AACBCE Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
119068 Daf Trucks N.v. (NLD)
Related Parts
6210-00-143-6605INTERCHANGEABLE
LIGHT,INDICATOR
01-91180-8-4
5305-00-812-1334INTERCHANGEABLE
SCREW,MACHINE
5970-01-170-4584INTERCHANGEABLE
INSULATOR,PLATE
119068
4610-01-347-4426INTERCHANGEABLE
FEEDER,CHEMICAL SOLUTION,WATER P
169103G

Frequently Asked Questions

What is NSN 4730-00-826-6512?

NSN 4730-00-826-6512 is a Plug,pipe, manufactured by Armco Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-826-6512?

NSN 4730-00-826-6512 has 15 cross-referenced part numbers: 3-4NPTGALV (Armco Inc), MS51884-9ZH (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 03219 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 303834 (Wiba Zevenaar B.v.), A-A-59616 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 10 more.

What NSN replaces 4730-00-826-6512?

There are 4 known substitutes for 4730-00-826-6512: 6210-00-143-6605, 5305-00-812-1334, 5970-01-170-4584 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-4NPTGALV?

Key specifications for 3-4NPTGALV: Thread Series Designator: NPT EXTERNAL; Surface Treatment: ZINC OVERALL; Material Document and Classification: ASTM A197 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A126-61T,CL A ASSN STD 2ND MATERIAL RESPONSE OVERALL; Nominal Pipe Size for Which Designed: 0.750 INCHES IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-826-6512 still in active supply?

NSN 4730-00-826-6512 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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