PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

879-5Valve,gate

Flowserve Corporation Div Flowserve Us Inc · NSN 4820-01-349-6978 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-349-6978 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-349-6978. Primary manufacturer part number: 879-5.
Features
  • Valve,gate — FSC 4820
  • Furnished Items and Quantity: 1 HANDWHEEL
  • Material: STEEL DISK
  • Valve Operation Method: MANUAL
  • Connection Type: BUTT WELD PIPE
  • Material: STEEL STEM
  • Nominal Pipe Size Accommodated: 4.000 INCHES IN
  • Bonnet Type: PACKING RETAINING
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Disk construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-349-6978, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Corporation Div Flowserve Us Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-349-6978
Primary Part Number879-5
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Corporation Div Flowserve Us Inc
StatusACTIVE
Furnished Items and Quantity1 HANDWHEEL
MaterialSTEEL DISK
Valve Operation MethodMANUAL
Connection TypeBUTT WELD PIPE
MaterialSTEEL STEM
Nominal Pipe Size Accommodated4.000 INCHES IN
Bonnet TypePACKING RETAINING
MaterialSTEEL SEAT
MaterialSTEEL BODY
Inlet Relationship with OutletIDENTICAL
Valve Size4.000 INCHES IN
Stem TypeRISING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5962-00-175-2675113D9954P1 INTERCHANGEABLE
Microcircuit,linear
Bae Systems Controls Inc.
4730-00-274-457301029010 INTERCHANGEABLE
Union,pipe
Nibco Inc Chemtrol Div
5935-01-044-23508795 INTERCHANGEABLE
Connector,receptacle,electrical
Sypris Electronics, Llc
6145-01-110-75808795 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
4820-01-304-45378-795 INTERCHANGEABLE
Piston,valve
Dresser Industries Inc Leroi Div
Cross-Reference Index
Part NumberManufacturer
879-5 PRIMARY Flowserve Corporation Div Flowserve Us Inc (USA)
879-5 4IN Flowserve Corporation Div Flowserve Us Inc (USA)
Related Parts
5962-00-175-2675INTERCHANGEABLE
MICROCIRCUIT,LINEAR
113D9954P1
4730-00-274-4573INTERCHANGEABLE
UNION,PIPE
01029010
5935-01-044-2350INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8795
6145-01-110-7580INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8795
4820-01-304-4537INTERCHANGEABLE
PISTON,VALVE
8-795

Frequently Asked Questions

What is NSN 4820-01-349-6978?

NSN 4820-01-349-6978 is a Valve,gate, manufactured by Flowserve Corporation Div Flowserve Us Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-349-6978?

NSN 4820-01-349-6978 has 2 cross-referenced part numbers: 879-5 (Flowserve Corporation Div Flowserve Us Inc), 879-5 4IN (Flowserve Corporation Div Flowserve Us Inc).

What NSN replaces 4820-01-349-6978?

There are 5 known substitutes for 4820-01-349-6978: 5962-00-175-2675, 4730-00-274-4573, 5935-01-044-2350 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 879-5?

Key specifications for 879-5: Furnished Items and Quantity: 1 HANDWHEEL; Material: STEEL DISK; Valve Operation Method: MANUAL; Connection Type: BUTT WELD PIPE. 12 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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