PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

200.0002Seat,valve

Woma Corporation · NSN 4820-01-303-1155 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-303-1155 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-303-1155. Primary manufacturer part number: 200.0002.
Features
  • Seat,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Woma Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-303-1155, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Woma Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersWoma Corporation (CAGE 56310)
Technical Specifications
ParameterValue
NSN4820-01-303-1155
Primary Part Number200.0002
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWoma Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4620-00-389-7098 INTERCHANGEABLE
Float and Arm
5305-00-449-2481 INTERCHANGEABLE
Screw,machine
2925-01-009-3411 INTERCHANGEABLE
Plate Assembly
5307-01-440-67783-29635 POS NO 10 INTERCHANGEABLE
Stud,plain
Boll Filter Corporation
1005-01-657-71292000002 INTERCHANGEABLE
Sight,rear
Hodge Tool Co Inc Div Hodge Tool Company
Cross-Reference Index
Part NumberManufacturer
200.0002 PRIMARY Woma Corporation (USA)
Related Parts
4620-00-389-7098INTERCHANGEABLE
FLOAT AND ARM
5305-00-449-2481INTERCHANGEABLE
SCREW,MACHINE
2925-01-009-3411INTERCHANGEABLE
PLATE ASSEMBLY
5307-01-440-6778INTERCHANGEABLE
STUD,PLAIN
3-29635 POS NO 10
1005-01-657-7129INTERCHANGEABLE
SIGHT,REAR
2000002

Frequently Asked Questions

What is NSN 4820-01-303-1155?

NSN 4820-01-303-1155 is a Seat,valve, manufactured by Woma Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-303-1155?

NSN 4820-01-303-1155 has 1 cross-referenced part number: 200.0002 (Woma Corporation).

What NSN replaces 4820-01-303-1155?

There are 5 known substitutes for 4820-01-303-1155: 4620-00-389-7098, 5305-00-449-2481, 2925-01-009-3411 and 2 more. Verify interchangeability with system specifications before substitution.

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