PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A7559.001.130Nut,union

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 4730-01-444-0681 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-444-0681 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-444-0681. Primary manufacturer part number: A7559.001.130.
Features
  • Nut,union — FSC 4730
  • Material: COPPER ALLOY OVERALL
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Criticality Code Justification: ZZZY
  • 4 verified cross-references
  • Primary manufacturer: Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Nut,union, cataloged under National Stock Number 4730-01-444-0681, 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 Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, 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
NSN4730-01-444-0681
Primary Part NumberA7559.001.130
Item NameNut,union
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Material Document and ClassificationASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-01-093-34948585-16 INTERCHANGEABLE
Nut,union
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4730-01-145-042507559001130 INTERCHANGEABLE
Nut,union
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4730-01-375-4516 INTERCHANGEABLE
Nut,union
Cross-Reference Index
Part NumberManufacturer
A7559.001.130 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
20202 FIND 37L1 Naval Inventory Control Point Mechanicsburg (USA)
20202 FIND 37 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A7559.001.130L1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4730-01-093-3494INTERCHANGEABLE
NUT,UNION
8585-16
4730-01-145-0425INTERCHANGEABLE
NUT,UNION
07559001130
4730-01-375-4516INTERCHANGEABLE
NUT,UNION

Frequently Asked Questions

What is NSN 4730-01-444-0681?

NSN 4730-01-444-0681 is a Nut,union, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-444-0681?

NSN 4730-01-444-0681 has 4 cross-referenced part numbers: A7559.001.130 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20202 FIND 37L1 (Naval Inventory Control Point Mechanicsburg), 20202 FIND 37 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A7559.001.130L1 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4730-01-444-0681?

There are 3 known substitutes for 4730-01-444-0681: 4730-01-093-3494, 4730-01-145-0425, 4730-01-375-4516. Verify interchangeability with system specifications before substitution.

What are the specifications of A7559.001.130?

Key specifications for A7559.001.130: Material: COPPER ALLOY OVERALL; Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS; End Item Identification: RELIEF VALVE; Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 5 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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