PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2456IN6GXXXValve,gate

William Powell Company, the Dba Powell Valve Div the Starflo Corporation · NSN 4820-01-540-9750 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-540-9750 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-540-9750. Primary manufacturer part number: 2456IN6GXXX.
Features
  • Valve,gate — FSC 4820
  • Bonnet Type: OUTSIDE SCREW-YOKE
  • Material: STEEL BODY
  • Material Document and Classification: ASTM A351, GRADE CF-8 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Furnished Items and Quantity: 1 HANDWHEEL
  • Connection Type: BUTT WELD PIPE
  • Valve Operation Method: MANUAL
  • Inlet Relationship with Outlet: IDENTICAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-540-9750, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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
NSN4820-01-540-9750
Primary Part Number2456IN6GXXX
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWilliam Powell Company, the Dba Powell Valve Div the Starflo Corporation
StatusACTIVE
Bonnet TypeOUTSIDE SCREW-YOKE
MaterialSTEEL BODY
Material Document and ClassificationASTM A351, GRADE CF-8 ASSN STD SINGLE MATERIAL RESPONSE BODY
Furnished Items and Quantity1 HANDWHEEL
Connection TypeBUTT WELD PIPE
Valve Operation MethodMANUAL
Inlet Relationship with OutletIDENTICAL
Stem TypeRISING
Bonnet Attachment MethodBOLTED
Face to Face Distance12.000 INCHES IN
Valve Size4.000 INCHES IN
Nominal Pipe Size Accommodated4.719 INCHES IN
Pressure ClassERR-060
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-540-975267629-3IN INTERCHANGEABLE
Valve,gate
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
Cross-Reference Index
Part NumberManufacturer
2456IN6GXXX PRIMARY William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
67629(4IN) William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
C67629 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
Related Parts
4820-01-540-9752INTERCHANGEABLE
VALVE,GATE
67629-3IN

Frequently Asked Questions

What is NSN 4820-01-540-9750?

NSN 4820-01-540-9750 is a Valve,gate, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-540-9750?

NSN 4820-01-540-9750 has 3 cross-referenced part numbers: 2456IN6GXXX (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 67629(4IN) (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), C67629 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).

What NSN replaces 4820-01-540-9750?

There is 1 known substitute for 4820-01-540-9750: 4820-01-540-9752. Verify interchangeability with system specifications before substitution.

What are the specifications of 2456IN6GXXX?

Key specifications for 2456IN6GXXX: Bonnet Type: OUTSIDE SCREW-YOKE; Material: STEEL BODY; Material Document and Classification: ASTM A351, GRADE CF-8 ASSN STD SINGLE MATERIAL RESPONSE BODY; Furnished Items and Quantity: 1 HANDWHEEL. 13 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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