PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

152F-4IN DWG 7795 STP-CHKValve,globe

William E Williams Valve Corp · NSN 4820-01-241-6520 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-241-6520 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-241-6520. Primary manufacturer part number: 152F-4IN DWG 7795 STP-CHK.
Features
  • Valve,globe — FSC 4820
  • Bonnet Type: OUTSIDE SCREW-YOKE
  • Connection Type: FLANGE ALL ENDS
  • Bonnet Attachment Method: BOLTED
  • Flange Face Design: RAISED STRAIGHT ALL ENDS
  • Flow Control Device: DISK
  • Bolt Hole Nominal Diameter: 0.750 INCHES ALL ENDS IN
  • Nominal Thickness: 0.938 INCHES ALL ENDS IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Body construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-01-241-6520, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is William E Williams Valve Corp. Government technical data includes 17 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-241-6520
Primary Part Number152F-4IN DWG 7795 STP-CHK
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWilliam E Williams Valve Corp
StatusACTIVE
Bonnet TypeOUTSIDE SCREW-YOKE
Connection TypeFLANGE ALL ENDS
Bonnet Attachment MethodBOLTED
Flange Face DesignRAISED STRAIGHT ALL ENDS
Flow Control DeviceDISK
Bolt Hole Nominal Diameter0.750 INCHES ALL ENDS IN
Nominal Thickness0.938 INCHES ALL ENDS IN
Raised Face Nominal Height0.062 INCHES IN
Flange ShapeROUND WITH HOLES ALL ENDS
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Operation MethodMANUAL
MaterialSTEEL BODY
Nominal Outside Diameter11.500 INCHES ALL ENDS IN
Bolt Hole Quantity8 ALL ENDS
Bolt Circle Nominal Diameter7.500 INCHES ALL ENDS IN
Style DesignatorSTRAIGHT THRU
Raised Face Nominal Diameter6.188 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3439-01-009-644880-5-5 INTERCHANGEABLE
Desoldering Wick
Illinois Tool Works Inc. Div Itw Chemtronics
5998-01-077-6136 INTERCHANGEABLE
Circuit Card Assembly
6625-01-098-3319 INTERCHANGEABLE
Guide,tape
4820-01-241-68007795 ITEM 7 4IN INTERCHANGEABLE
Stem,fluid Valve
William E Williams Valve Corp
4820-01-241-69147795 ITEM 3 4IN INTERCHANGEABLE
Disk,valve
William E Williams Valve Corp
4820-01-243-64957795-6IN PIECE 3 STOP CHECK INTERCHANGEABLE
Disk,valve
William E Williams Valve Corp
4820-01-244-25597795-6IN PIECE 11 STOP CHECK INTERCHANGEABLE
Retainer,disk,valve
William E Williams Valve Corp
5365-01-244-96507795-6IN PIECE 10 INTERCHANGEABLE
Bushing,valve Stem
William E Williams Valve Corp
4820-01-585-8345152F-3SC MIL 2.50IN INTERCHANGEABLE
Valve,globe
William E Williams Valve Corp
Cross-Reference Index
Part NumberManufacturer
7795 William E Williams Valve Corp (USA)
152F-4IN DWG 7795 STP-CHK PRIMARY William E Williams Valve Corp (USA)
Related Parts
3439-01-009-6448INTERCHANGEABLE
DESOLDERING WICK
80-5-5
5998-01-077-6136INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6625-01-098-3319INTERCHANGEABLE
GUIDE,TAPE
4820-01-241-6800INTERCHANGEABLE
STEM,FLUID VALVE
7795 ITEM 7 4IN
4820-01-241-6914INTERCHANGEABLE
DISK,VALVE
7795 ITEM 3 4IN
4820-01-243-6495INTERCHANGEABLE
DISK,VALVE
7795-6IN PIECE 3 STOP CHECK
4820-01-244-2559INTERCHANGEABLE
RETAINER,DISK,VALVE
7795-6IN PIECE 11 STOP CHECK
5365-01-244-9650INTERCHANGEABLE
BUSHING,VALVE STEM
7795-6IN PIECE 10
4820-01-585-8345INTERCHANGEABLE
VALVE,GLOBE
152F-3SC MIL 2.50IN

Frequently Asked Questions

What is NSN 4820-01-241-6520?

NSN 4820-01-241-6520 is a Valve,globe, manufactured by William E Williams Valve Corp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-241-6520?

NSN 4820-01-241-6520 has 2 cross-referenced part numbers: 7795 (William E Williams Valve Corp), 152F-4IN DWG 7795 STP-CHK (William E Williams Valve Corp).

What NSN replaces 4820-01-241-6520?

There are 9 known substitutes for 4820-01-241-6520: 3439-01-009-6448, 5998-01-077-6136, 6625-01-098-3319 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 152F-4IN DWG 7795 STP-CHK?

Key specifications for 152F-4IN DWG 7795 STP-CHK: Bonnet Type: OUTSIDE SCREW-YOKE; Connection Type: FLANGE ALL ENDS; Bonnet Attachment Method: BOLTED; Flange Face Design: RAISED STRAIGHT ALL ENDS. 18 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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