PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B12-0064C-02TSGValve,gate

Velan Valve Corp. · NSN 4820-01-419-2660 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-419-2660 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-419-2660. Primary manufacturer part number: B12-0064C-02TSG.
Features
  • Valve,gate — FSC 4820
  • Material: STEEL COMP 410 STEM
  • Furnished Items and Quantity: 1 HANDWHEEL
  • Inlet Relationship with Outlet: IDENTICAL
  • Material Document and Classification: ASTM A216, GRADE WCB, COMP D ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Pressure Class: ERR-060
  • Nominal Pipe Size Accommodated: 4.000 INCHES IN
  • Stem Type: NONRISING
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 410 Stem construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-419-2660, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Velan Valve Corp.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-419-2660
Primary Part NumberB12-0064C-02TSG
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerVelan Valve Corp.
StatusACTIVE
MaterialSTEEL COMP 410 STEM
Furnished Items and Quantity1 HANDWHEEL
Inlet Relationship with OutletIDENTICAL
Material Document and ClassificationASTM A216, GRADE WCB, COMP D ASSN STD SINGLE MATERIAL RESPONSE BODY
Pressure ClassERR-060
Nominal Pipe Size Accommodated4.000 INCHES IN
Stem TypeNONRISING
Maximum Operating Temp and Media for Which Designed775.0 FAHRENHEIT STEAM DEGF
Operating Pressure and Type85.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Material Document and ClassificationASTM A216, GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE DISK
Bonnet Attachment MethodBOLTED
MaterialSTEEL UNS J03002 DISK
Valve Operation MethodMANUAL
Valve Size4.000 INCHES IN
Bonnet TypeOUTSIDE SCREW-YOKE
MaterialSTEEL UNS J03002 BODY
MaterialSTEEL CORROSION RESISTING SEAT
Connection TypeBUTT WELD PIPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-287-344715-OF-U 12IN INTERCHANGEABLE
Valve,gate
Stockham Valves and Fittings Inc
4820-01-384-1014B10-0064C-02TSG/P4-32689-G1-IT4 INTERCHANGEABLE
Valve,gate
Velan Valve Corp.
4820-01-419-1700F12-0064C-02TY INTERCHANGEABLE
Valve,gate
Velan Valve Corp.
4820-01-419-2657F16-0016C-02TY INTERCHANGEABLE
Valve,gate
Velan Valve Corp.
4810-01-419-3627B16-0064C-02TSG,P4-32689-G1 IT19 INTERCHANGEABLE
Valve,gate
Velan Valve Corp.
4820-01-420-5191P4-32689-G1 ITEM 08 INTERCHANGEABLE
Valve,gate
Velan Valve Corp.
4820-01-420-5914B18-0064C-02TSG-G INTERCHANGEABLE
Valve,gate
Velan Valve Corp.
Cross-Reference Index
Part NumberManufacturer
P4-32689-G1 Velan Valve Corp. (USA)
P4-32689-G1 ITEM 23 Velan Valve Corp. (USA)
B12-0064C-02TS Velan Valve Corp. (USA)
P4-32689-G1 ITEM 05 Velan Valve Corp. (USA)
B12-0064C-02TSG PRIMARY Velan Valve Corp. (USA)
Related Parts
4820-00-287-3447INTERCHANGEABLE
VALVE,GATE
15-OF-U 12IN
4820-01-384-1014INTERCHANGEABLE
VALVE,GATE
B10-0064C-02TSG/P4-32689-G1-IT4
4820-01-419-1700INTERCHANGEABLE
VALVE,GATE
F12-0064C-02TY
4820-01-419-2657INTERCHANGEABLE
VALVE,GATE
F16-0016C-02TY
4810-01-419-3627INTERCHANGEABLE
VALVE,GATE
B16-0064C-02TSG,P4-32689-G1 IT19
4820-01-420-5191INTERCHANGEABLE
VALVE,GATE
P4-32689-G1 ITEM 08
4820-01-420-5914INTERCHANGEABLE
VALVE,GATE
B18-0064C-02TSG-G

Frequently Asked Questions

What is NSN 4820-01-419-2660?

NSN 4820-01-419-2660 is a Valve,gate, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-419-2660?

NSN 4820-01-419-2660 has 5 cross-referenced part numbers: P4-32689-G1 (Velan Valve Corp.), P4-32689-G1 ITEM 23 (Velan Valve Corp.), B12-0064C-02TS (Velan Valve Corp.), P4-32689-G1 ITEM 05 (Velan Valve Corp.), B12-0064C-02TSG (Velan Valve Corp.).

What NSN replaces 4820-01-419-2660?

There are 7 known substitutes for 4820-01-419-2660: 4820-00-287-3447, 4820-01-384-1014, 4820-01-419-1700 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B12-0064C-02TSG?

Key specifications for B12-0064C-02TSG: Material: STEEL COMP 410 STEM; Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Material Document and Classification: ASTM A216, GRADE WCB, COMP D ASSN STD SINGLE MATERIAL RESPONSE BODY. 19 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