PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

820-4530101-1Special Tool,valve

Naval Sea Systems Command · NSN 4470-01-344-9817 · FSC 4470 · No Item Name Available
Verified by PartsTable
NSN 4470-01-344-9817 — this item is cataloged by the U.S. Government under National Stock Number 4470-01-344-9817. Primary manufacturer part number: 820-4530101-1.
Features
  • Special Tool,valve — FSC 4470
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 1 verified cross-reference
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Special Tool,valve, cataloged under National Stock Number 4470-01-344-9817, is classified within Federal Supply Class 4470 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4470-01-344-9817
Primary Part Number820-4530101-1
Item NameSpecial Tool,valve
FSC / FSG4470 / 44 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-00-467-5104820-4530101PC1 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
820-4530101-1 Naval Sea Systems Command (USA)
Related Parts
5120-00-467-5104INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
820-4530101PC1

Frequently Asked Questions

What is NSN 4470-01-344-9817?

NSN 4470-01-344-9817 is a Special Tool,valve, manufactured by Naval Sea Systems Command, classified under FSC 4470 (No Item Name Available). Status: active.

What are the part numbers for NSN 4470-01-344-9817?

NSN 4470-01-344-9817 has 1 cross-referenced part number: 820-4530101-1 (Naval Sea Systems Command).

What NSN replaces 4470-01-344-9817?

There is 1 known substitute for 4470-01-344-9817: 5120-00-467-5104. Verify interchangeability with system specifications before substitution.

What are the specifications of 820-4530101-1?

Key specifications for 820-4530101-1: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 2 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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