PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

005-102.0045Disk,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-00-331-9905 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-331-9905 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-331-9905. Primary manufacturer part number: 005-102.0045.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 2.500 INCHES NOMINAL IN
  • Seat Angle: 90.0 DEGREES NOMINAL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Style Designator: PLUG
  • Nominal Thread Size: 0.562 INCHES IN
  • Material: COPPER ALLOY
  • Thread Class: 2B
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-331-9905, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN4820-00-331-9905
Primary Part Number005-102.0045
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Outside Diameter2.500 INCHES NOMINAL IN
Seat Angle90.0 DEGREES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Style DesignatorPLUG
Nominal Thread Size0.562 INCHES IN
MaterialCOPPER ALLOY
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-554-3232204S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5315-01-227-629418128 INTERCHANGEABLE
Pin,shoulder,headless
Dana Commercial Vehicle Products, Llc
2540-01-306-8333 INTERCHANGEABLE
Coupler,drawbar,ring
6505-01-585-9155NDC00281-0205-36 INTERCHANGEABLE
Lubricant,surgical
Hr Pharmaceuticals Inc. Dba Hr Healthcare
5998-01-681-035218128 INTERCHANGEABLE
Printed Circuit Board
Advanced Technical Group, Inc
Cross-Reference Index
Part NumberManufacturer
18-1-28 Kunkle Industries Inc Lonergan Valve Div (USA)
005-102-0045 Kunkle Industries Inc Lonergan Valve Div (USA)
005.101.0045 Kunkle Industries Inc Lonergan Valve Div (USA)
005-102.0045 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
005-102-0045 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
3110-00-554-3232INTERCHANGEABLE
BEARING,BALL,ANNULAR
204S
5315-01-227-6294INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
18128
2540-01-306-8333INTERCHANGEABLE
COUPLER,DRAWBAR,RING
6505-01-585-9155INTERCHANGEABLE
LUBRICANT,SURGICAL
NDC00281-0205-36
5998-01-681-0352INTERCHANGEABLE
PRINTED CIRCUIT BOARD
18128

Frequently Asked Questions

What is NSN 4820-00-331-9905?

NSN 4820-00-331-9905 is a Disk,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-331-9905?

NSN 4820-00-331-9905 has 5 cross-referenced part numbers: 18-1-28 (Kunkle Industries Inc Lonergan Valve Div), 005-102-0045 (Kunkle Industries Inc Lonergan Valve Div), 005.101.0045 (Kunkle Industries Inc Lonergan Valve Div), 005-102.0045 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 005-102-0045 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-00-331-9905?

There are 5 known substitutes for 4820-00-331-9905: 3110-00-554-3232, 5315-01-227-6294, 2540-01-306-8333 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 005-102.0045?

Key specifications for 005-102.0045: Outside Diameter: 2.500 INCHES NOMINAL IN; Seat Angle: 90.0 DEGREES NOMINAL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Style Designator: PLUG. 8 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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