PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

330576 PIECE 1003Gland,check Valve

Eaton Corporation Dba Eaton Inoac Div Eaton · NSN 4820-01-297-9164 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-297-9164 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-297-9164. Primary manufacturer part number: 330576 PIECE 1003.
Features
  • Gland,check Valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Eaton Corporation Dba Eaton Inoac Div Eaton
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Gland,check Valve, cataloged under National Stock Number 4820-01-297-9164, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Corporation Dba Eaton Inoac Div Eaton. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGland,check Valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersHuntington Ingalls Inc Div Newport News Shipbuilding (CAGE 43689); Eaton Corporation Dba Eaton Inoac Div Eaton (CAGE 77842)
Technical Specifications
ParameterValue
NSN4820-01-297-9164
Primary Part Number330576 PIECE 1003
Item NameGland,check Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Corporation Dba Eaton Inoac Div Eaton
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-01-297-9165330576 PIECE 1005 INTERCHANGEABLE
Gland,check Valve
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-298-2197330576 ASSY C INTERCHANGEABLE
Valve,check
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-298-2269330576 PIECE 905 INTERCHANGEABLE
Cage,valve
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-298-2326330576 PIECE 803 INTERCHANGEABLE
Disk,valve
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-298-5232330576 ASSY F INTERCHANGEABLE
Valve,check
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-298-5237330576 ASSY E INTERCHANGEABLE
Valve,check
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-298-5372330576 PIECE 907 INTERCHANGEABLE
Cage,valve
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-298-5502330576 PIECE 807 INTERCHANGEABLE
Disk,valve
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-299-4091330576 PIECE 1006 INTERCHANGEABLE
Gland,check Valve
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-299-4092330576 PIECE 1007 INTERCHANGEABLE
Gland,check Valve
Eaton Corporation Dba Eaton Inoac Div Eaton
Cross-Reference Index
Part NumberManufacturer
330576 PIECE 1003 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
330576 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
330576 PIECE 1003 PRIMARY Eaton Corporation Dba Eaton Inoac Div Eaton (USA)
Related Parts
4820-01-297-9165INTERCHANGEABLE
GLAND,CHECK VALVE
330576 PIECE 1005
4820-01-298-2197INTERCHANGEABLE
VALVE,CHECK
330576 ASSY C
4820-01-298-2269INTERCHANGEABLE
CAGE,VALVE
330576 PIECE 905
4820-01-298-2326INTERCHANGEABLE
DISK,VALVE
330576 PIECE 803
4820-01-298-5232INTERCHANGEABLE
VALVE,CHECK
330576 ASSY F
4820-01-298-5237INTERCHANGEABLE
VALVE,CHECK
330576 ASSY E
4820-01-298-5372INTERCHANGEABLE
CAGE,VALVE
330576 PIECE 907
4820-01-298-5502INTERCHANGEABLE
DISK,VALVE
330576 PIECE 807
4820-01-299-4091INTERCHANGEABLE
GLAND,CHECK VALVE
330576 PIECE 1006
4820-01-299-4092INTERCHANGEABLE
GLAND,CHECK VALVE
330576 PIECE 1007
4820-01-300-8511INTERCHANGEABLE
VALVE,CHECK
54415
4820-01-305-9790INTERCHANGEABLE
VALVE,CHECK
330576 ASSY D

Frequently Asked Questions

What is NSN 4820-01-297-9164?

NSN 4820-01-297-9164 is a Gland,check Valve, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-297-9164?

NSN 4820-01-297-9164 has 3 cross-referenced part numbers: 330576 PIECE 1003 (Huntington Ingalls Inc Div Newport News Shipbuilding), 330576 (Huntington Ingalls Inc Div Newport News Shipbuilding), 330576 PIECE 1003 (Eaton Corporation Dba Eaton Inoac Div Eaton).

What NSN replaces 4820-01-297-9164?

There are 12 known substitutes for 4820-01-297-9164: 4820-01-297-9165, 4820-01-298-2197, 4820-01-298-2269 and 9 more. Verify interchangeability with system specifications before substitution.

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