PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

88-640Valve,globe

Hunt Valve Company, Inc. · NSN 4820-01-310-6499 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-310-6499 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-310-6499. Primary manufacturer part number: 88-640.
Features
  • Valve,globe — FSC 4820
  • Bonnet Attachment Method: THREADED
  • Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN
  • Bonnet Type: INSIDE SCREW
  • Connection Style: SOCKET ALL ENDS
  • Material: BRONZE STEM
  • Material: BRONZE BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Bronze Stem construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-01-310-6499, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hunt Valve Company, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-310-6499
Primary Part Number88-640
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHunt Valve Company, Inc.
StatusACTIVE
Bonnet Attachment MethodTHREADED
Connection TypeUNTHREADED INTERNAL TUBE ALL ENDS
Nominal Outside Diameter Tube Accommodated0.250 INCHES ALL ENDS IN
Bonnet TypeINSIDE SCREW
Connection StyleSOCKET ALL ENDS
MaterialBRONZE STEM
MaterialBRONZE BODY
Style DesignatorSTRAIGHT THRU
MaterialBRONZE FLOW CONTROL DEVICE
Valve Operation MethodMANUAL
MaterialBRONZE SEAT
Flow Control DeviceDISK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5355-00-667-7882386B490-H01 INTERCHANGEABLE
Window,dial
Northrop Grumman Systems Corporation Div Marine Systems
6730-01-623-815688640 INTERCHANGEABLE
Screen,projection
Da-Lite Screen Company Inc.
Cross-Reference Index
Part NumberManufacturer
88-640 PRIMARY Hunt Valve Company, Inc. (USA)
88-640 ITEM 34-B116 MOD Hunt Valve Company, Inc. (USA)
Related Parts
5355-00-667-7882INTERCHANGEABLE
WINDOW,DIAL
386B490-H01
6730-01-623-8156INTERCHANGEABLE
SCREEN,PROJECTION
88640

Frequently Asked Questions

What is NSN 4820-01-310-6499?

NSN 4820-01-310-6499 is a Valve,globe, manufactured by Hunt Valve Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-310-6499?

NSN 4820-01-310-6499 has 2 cross-referenced part numbers: 88-640 (Hunt Valve Company, Inc.), 88-640 ITEM 34-B116 MOD (Hunt Valve Company, Inc.).

What NSN replaces 4820-01-310-6499?

There are 2 known substitutes for 4820-01-310-6499: 5355-00-667-7882, 6730-01-623-8156. Verify interchangeability with system specifications before substitution.

What are the specifications of 88-640?

Key specifications for 88-640: Bonnet Attachment Method: THREADED; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS; Special Features: STOP CHECK TYPE; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN. 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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