PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104-305Valve,gate

Legend Valve and Fitting Inc · NSN 4820-01-591-5713 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-591-5713 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-591-5713. Primary manufacturer part number: 104-305.
Features
  • Valve,gate — FSC 4820
  • Valve Operation Method: MANUAL WITH GEAR UNIT
  • Inlet Relationship with Outlet: IDENTICAL
  • Stem Type: NONRISING
  • Material: COPPER ALLOY BODY
  • 1 verified cross-reference
  • Primary manufacturer: Legend Valve and Fitting Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-591-5713, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Legend Valve and Fitting Inc. Government technical data includes 4 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
NSN4820-01-591-5713
Primary Part Number104-305
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLegend Valve and Fitting Inc
StatusACTIVE
Valve Operation MethodMANUAL WITH GEAR UNIT
Inlet Relationship with OutletIDENTICAL
Stem TypeNONRISING
MaterialCOPPER ALLOY BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6610-00-131-6945104305 INTERCHANGEABLE
Board and Contact
Astronautics Corporation of America
5950-00-432-0571 INTERCHANGEABLE
Transformer,power Autotransforme
5310-00-634-91202164 INTERCHANGEABLE
Washer,flat
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Cross-Reference Index
Part NumberManufacturer
104-305 PRIMARY Legend Valve and Fitting Inc (USA)
Related Parts
6610-00-131-6945INTERCHANGEABLE
BOARD AND CONTACT
104305
5950-00-432-0571INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
5310-00-634-9120INTERCHANGEABLE
WASHER,FLAT
2164

Frequently Asked Questions

What is NSN 4820-01-591-5713?

NSN 4820-01-591-5713 is a Valve,gate, manufactured by Legend Valve and Fitting Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-591-5713?

NSN 4820-01-591-5713 has 1 cross-referenced part number: 104-305 (Legend Valve and Fitting Inc).

What NSN replaces 4820-01-591-5713?

There are 3 known substitutes for 4820-01-591-5713: 6610-00-131-6945, 5950-00-432-0571, 5310-00-634-9120. Verify interchangeability with system specifications before substitution.

What are the specifications of 104-305?

Key specifications for 104-305: Valve Operation Method: MANUAL WITH GEAR UNIT; Inlet Relationship with Outlet: IDENTICAL; Stem Type: NONRISING; Part Name Assigned by Controlling Agency: LEAD FREE BRASS NONRISING STEM GATE VALVE. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com