PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

845-2050999 PIECE 2,6Parts Kit,ball Valve

Naval Ship Systems Command · NSN 4820-01-168-2667 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-168-2667 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-168-2667. Primary manufacturer part number: 845-2050999 PIECE 2,6.
Features
  • Parts Kit,ball Valve — FSC 4820
  • Component Quantity: 3
  • Supply Items and Quantities: 1.000 INCH SEAT 2;1.000 INCH BALL 1 IN
  • 5 verified cross-references
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-168-2667, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-168-2667
Primary Part Number845-2050999 PIECE 2,6
Item NameParts Kit,ball Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Component Quantity3
Supply Items and Quantities1.000 INCH SEAT 2;1.000 INCH BALL 1 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-01-136-47512640-613 PIECE 9 INTERCHANGEABLE
Stem,fluid Valve
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-155-50292640-611 ASSYE INTERCHANGEABLE
Valve,ball
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-156-83492640-613 PIECE 10 INTERCHANGEABLE
Stem,fluid Valve
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-167-28432640-613 PIECE 1,5 INTERCHANGEABLE
Parts Kit,ball Valve
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
2050999 Naval Ship Systems Command (USA)
845-2050999 PIECE 2,6 PRIMARY Naval Ship Systems Command (USA)
2640-087 2 AND Electric Boat Corporation Div General Dynamics Electric Boat (USA)
2640-613 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
2640-6/3 PC 2,6 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
4820-01-136-4751INTERCHANGEABLE
STEM,FLUID VALVE
2640-613 PIECE 9
4820-01-155-5029INTERCHANGEABLE
VALVE,BALL
2640-611 ASSYE
4820-01-156-8349INTERCHANGEABLE
STEM,FLUID VALVE
2640-613 PIECE 10
4820-01-167-2843INTERCHANGEABLE
PARTS KIT,BALL VALVE
2640-613 PIECE 1,5

Frequently Asked Questions

What is NSN 4820-01-168-2667?

NSN 4820-01-168-2667 is a Parts Kit,ball Valve, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-168-2667?

NSN 4820-01-168-2667 has 5 cross-referenced part numbers: 2050999 (Naval Ship Systems Command), 845-2050999 PIECE 2,6 (Naval Ship Systems Command), 2640-087 2 AND (Electric Boat Corporation Div General Dynamics Electric Boat), 2640-613 (Electric Boat Corporation Div General Dynamics Electric Boat), 2640-6/3 PC 2,6 (Electric Boat Corporation Div General Dynamics Electric Boat).

What NSN replaces 4820-01-168-2667?

There are 4 known substitutes for 4820-01-168-2667: 4820-01-136-4751, 4820-01-155-5029, 4820-01-156-8349 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 845-2050999 PIECE 2,6?

Key specifications for 845-2050999 PIECE 2,6: Component Quantity: 3; Supply Items and Quantities: 1.000 INCH SEAT 2;1.000 INCH BALL 1 IN. 2 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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