PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

005.500.0403Disk,valve

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 4820-01-473-1277 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-473-1277 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-473-1277. Primary manufacturer part number: 005.500.0403.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 1.312 INCHES NOMINAL IN
  • Flange Seat to Disk End Height: 1.781 INCHES NOMINAL IN
  • Material: NICKEL ALLOY
  • Style Designator: POPPET
  • Shank Diameter: 0.872 INCHES NOMINAL IN
  • Inside Diameter: 0.662 INCHES NOMINAL IN
  • 5 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-473-1277, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-473-1277
Primary Part Number005.500.0403
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusACTIVE
Outside Diameter1.312 INCHES NOMINAL IN
Flange Seat to Disk End Height1.781 INCHES NOMINAL IN
MaterialNICKEL ALLOY
Style DesignatorPOPPET
Shank Diameter0.872 INCHES NOMINAL IN
Inside Diameter0.662 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-611-5170005-303-0403 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-025-7400058.307.0113 INTERCHANGEABLE
Test Gag,safety Relief Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-277-9140008-303-0098 INTERCHANGEABLE
Guide,valve Stem
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-01-311-4975NMP1109DLO-40EB2-59T70PSI INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3040-01-311-9529NMP 1109 PIECE 8 INTERCHANGEABLE
Lever,manual Control
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4730-01-312-5020NMP 1109 PIECE 13 INTERCHANGEABLE
Nut,union
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4730-01-312-5021NMP 1109 PIECE 29 INTERCHANGEABLE
Nut,union
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-312-50760045000469 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-312-5081NMP 1109 PIECE 12 INTERCHANGEABLE
Cap,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-359-6357DLO-40E/B-2 49T5 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
NMP1109 Kunkle Industries Inc Lonergan Valve Div (USA)
NMP1109PC17A Keystone Intl Inc (USA)
005.500.0403 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
005.500.0403 Keystone Intl Inc (USA)
005.500.0403 PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
4820-00-611-5170INTERCHANGEABLE
DISK,VALVE
005-303-0403
4820-01-025-7400INTERCHANGEABLE
TEST GAG,SAFETY RELIEF VALVE
058.307.0113
4820-01-277-9140INTERCHANGEABLE
GUIDE,VALVE STEM
008-303-0098
4820-01-311-4975INTERCHANGEABLE
VALVE,SAFETY RELIEF
NMP1109DLO-40EB2-59T70PSI
3040-01-311-9529INTERCHANGEABLE
LEVER,MANUAL CONTROL
NMP 1109 PIECE 8
4730-01-312-5020INTERCHANGEABLE
NUT,UNION
NMP 1109 PIECE 13
4730-01-312-5021INTERCHANGEABLE
NUT,UNION
NMP 1109 PIECE 29
4820-01-312-5076INTERCHANGEABLE
STEM,FLUID VALVE
0045000469
4820-01-312-5081INTERCHANGEABLE
CAP,VALVE
NMP 1109 PIECE 12
4820-01-359-6357INTERCHANGEABLE
VALVE,SAFETY RELIEF
DLO-40E/B-2 49T5

Frequently Asked Questions

What is NSN 4820-01-473-1277?

NSN 4820-01-473-1277 is a Disk,valve, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-473-1277?

NSN 4820-01-473-1277 has 5 cross-referenced part numbers: NMP1109 (Kunkle Industries Inc Lonergan Valve Div), NMP1109PC17A (Keystone Intl Inc), 005.500.0403 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 005.500.0403 (Keystone Intl Inc), 005.500.0403 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-01-473-1277?

There are 10 known substitutes for 4820-01-473-1277: 4820-00-611-5170, 4820-01-025-7400, 4820-01-277-9140 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 005.500.0403?

Key specifications for 005.500.0403: Outside Diameter: 1.312 INCHES NOMINAL IN; Flange Seat to Disk End Height: 1.781 INCHES NOMINAL IN; Material: NICKEL ALLOY; Style Designator: POPPET. 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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