PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7810-00-0-1-84-001Valve,ball

Akron Brass Company · NSN 4820-00-166-9955 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-166-9955 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-166-9955. Primary manufacturer part number: 7810-00-0-1-84-001.
Features
  • Valve,ball — FSC 4820
  • Material: COPPER ALLOY BODY
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT
  • Style Designator: STRAIGHT THRU
  • Valve Operation Method: MANUAL
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Thread Series Designator: NPT ALL ENDS
  • Renewable Seat Ring Type: PRESSED-IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-00-166-9955, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Akron Brass Company. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-166-9955
Primary Part Number7810-00-0-1-84-001
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAkron Brass Company
StatusCANCELLED
MaterialCOPPER ALLOY BODY
MaterialPLASTIC POLYTETRAFLUOROETHYLENE SEAT
Style DesignatorSTRAIGHT THRU
Valve Operation MethodMANUAL
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Renewable Seat Ring TypePRESSED-IN
MaterialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MaterialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
Thread DirectionRIGHT-HAND ALL ENDS
Nominal Thread Size1.000 INCHES ALL ENDS IN
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Nominal Thread Size1.000 INCHES ALL ENDS IN
Style DesignatorSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5307-00-638-4612 INTERCHANGEABLE
Stud,plain
5940-00-718-99191112945-19 INTERCHANGEABLE
Terminal,lug
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
7810-00-0-1-91-003 Akron Brass Company (USA)
0810R00191001 Akron Brass Company (USA)
7810PISPISR Akron Brass Company (USA)
531593 Fwd Seagrave Holdings Lp (USA)
810R1 Akron Brass Company (USA)
7810-00-0-1-84-001 PRIMARY Akron Brass Company (USA)
810R Akron Brass Company (USA)
7810-P1-S-P1S-R Akron Brass Company (USA)
Related Parts
5307-00-638-4612INTERCHANGEABLE
STUD,PLAIN
5940-00-718-9919INTERCHANGEABLE
TERMINAL,LUG
1112945-19

Frequently Asked Questions

What is NSN 4820-00-166-9955?

NSN 4820-00-166-9955 is a Valve,ball, manufactured by Akron Brass Company, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-166-9955?

NSN 4820-00-166-9955 has 8 cross-referenced part numbers: 7810-00-0-1-91-003 (Akron Brass Company), 0810R00191001 (Akron Brass Company), 7810PISPISR (Akron Brass Company), 531593 (Fwd Seagrave Holdings Lp), 810R1 (Akron Brass Company) and 3 more.

What NSN replaces 4820-00-166-9955?

There are 2 known substitutes for 4820-00-166-9955: 5307-00-638-4612, 5940-00-718-9919. Verify interchangeability with system specifications before substitution.

What are the specifications of 7810-00-0-1-84-001?

Key specifications for 7810-00-0-1-84-001: Material: COPPER ALLOY BODY; Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT; Style Designator: STRAIGHT THRU; Valve Operation Method: MANUAL. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-166-9955 still in active supply?

NSN 4820-00-166-9955 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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