PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9000-2129 PIECE 10Disk Retainer and Throttling Ski

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 4820-01-214-7193 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-214-7193 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-214-7193. Primary manufacturer part number: 9000-2129 PIECE 10.
Features
  • Disk Retainer and Throttling Ski — FSC 4820
  • General Characteristics Item Description: NICKEL COPPER ALLOY,SPECIAL;O/A HEIGHT 3.250 IN.;2.778 IN. OD TURN SHAFT CORNER NOMINAL RETAINER END;2.615 IN. TURN DIA NOMINAL THROTTLING SKIRT END IN
  • 3 verified cross-references
  • Primary manufacturer: Electric Boat Corporation Div General Dynamics Electric Boat
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Disk Retainer and Throttling Ski, cataloged under National Stock Number 4820-01-214-7193, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-214-7193
Primary Part Number9000-2129 PIECE 10
Item NameDisk Retainer and Throttling Ski
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
General Characteristics Item DescriptionNICKEL COPPER ALLOY,SPECIAL;O/A HEIGHT 3.250 IN.;2.778 IN. OD TURN SHAFT CORNER NOMINAL RETAINER END;2.615 IN. TURN DIA NOMINAL THROTTLING SKIRT END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-900-234426M77-100 ITEM 19 INTERCHANGEABLE
Disk,valve
Naval Ship Systems Command
4820-01-214-90069000-2129 PIECE 8 INTERCHANGEABLE
Ring,stem Disk,valve
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-214-9007DR-33512-PART 5 INTERCHANGEABLE
Retainer,disk,valve
Crane Co Div Valve Div
4820-01-215-32489000-2129 PIECE 3 INTERCHANGEABLE
Seat,valve
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-219-4908 INTERCHANGEABLE
Valve,globe
Cross-Reference Index
Part NumberManufacturer
30147 PIECE 10 Crane Co Div Valve Div (USA)
9000-2129 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
9000-2129 PIECE 10 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
4820-00-900-2344INTERCHANGEABLE
DISK,VALVE
26M77-100 ITEM 19
4820-01-214-9006INTERCHANGEABLE
RING,STEM DISK,VALVE
9000-2129 PIECE 8
4820-01-214-9007INTERCHANGEABLE
RETAINER,DISK,VALVE
DR-33512-PART 5
4820-01-215-3248INTERCHANGEABLE
SEAT,VALVE
9000-2129 PIECE 3
4820-01-219-4908INTERCHANGEABLE
VALVE,GLOBE

Frequently Asked Questions

What is NSN 4820-01-214-7193?

NSN 4820-01-214-7193 is a Disk Retainer and Throttling Ski, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-214-7193?

NSN 4820-01-214-7193 has 3 cross-referenced part numbers: 30147 PIECE 10 (Crane Co Div Valve Div), 9000-2129 (Electric Boat Corporation Div General Dynamics Electric Boat), 9000-2129 PIECE 10 (Electric Boat Corporation Div General Dynamics Electric Boat).

What NSN replaces 4820-01-214-7193?

There are 5 known substitutes for 4820-01-214-7193: 4820-00-900-2344, 4820-01-214-9006, 4820-01-214-9007 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9000-2129 PIECE 10?

Key specifications for 9000-2129 PIECE 10: General Characteristics Item Description: NICKEL COPPER ALLOY,SPECIAL;O/A HEIGHT 3.250 IN.;2.778 IN. OD TURN SHAFT CORNER NOMINAL RETAINER END;2.615 IN. TURN DIA NOMINAL THROTTLING SKIRT END IN. 1 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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