PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30800Seat,valve

Safeguard Powertech Systems · NSN 4820-00-071-7907 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-071-7907 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-071-7907. Primary manufacturer part number: 30800.
Features
  • Seat,valve — FSC 4820
  • Seating Surface Shape: FLAT
  • Body Inside Diameter: 1.406 INCHES NOMINAL IN
  • Surface Treatment: NICKEL OVERALL
  • Style Designator: PLAIN
  • Material: STEEL OVERALL
  • Body Outside Diameter: 1.611 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-071-7907, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Safeguard Powertech Systems. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-071-7907
Primary Part Number30800
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSafeguard Powertech Systems
StatusACTIVE
Seating Surface ShapeFLAT
Body Inside Diameter1.406 INCHES NOMINAL IN
Surface TreatmentNICKEL OVERALL
Style DesignatorPLAIN
MaterialSTEEL OVERALL
Body Outside Diameter1.611 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-311-831730800 INTERCHANGEABLE
Transformer,audio Frequency
Naval Ship Systems Command
5306-00-451-31265731248 INTERCHANGEABLE
Bolt,machine
Am General Llc
5999-00-806-4007666096-425 INTERCHANGEABLE
Delay Line
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
5935-00-920-61831250-0832 INTERCHANGEABLE
Adapter,connector
Keysight Technologies Inc
5840-01-090-1838 INTERCHANGEABLE
Support Assy,mast
5950-01-194-4267653571 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
4320-01-216-338630800 INTERCHANGEABLE
Motor,hydraulic
Mti Insulated Products Inc.
5820-01-518-550730800 INTERCHANGEABLE
Receiver-Transmitter,radio
Anacom Inc
5998-01-522-913330-800 INTERCHANGEABLE
Circuit Card Assembly
Celtech Corporation
Cross-Reference Index
Part NumberManufacturer
4391713 Agco Corp Parts Opn (USA)
30800 PRIMARY Safeguard Powertech Systems (USA)
Related Parts
5950-00-311-8317INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
30800
5306-00-451-3126INTERCHANGEABLE
BOLT,MACHINE
5731248
5999-00-806-4007INTERCHANGEABLE
DELAY LINE
666096-425
5935-00-920-6183INTERCHANGEABLE
ADAPTER,CONNECTOR
1250-0832
5840-01-090-1838INTERCHANGEABLE
SUPPORT ASSY,MAST
5950-01-194-4267INTERCHANGEABLE
TRANSFORMER,POWER
653571
4320-01-216-3386INTERCHANGEABLE
MOTOR,HYDRAULIC
30800
5820-01-518-5507INTERCHANGEABLE
RECEIVER-TRANSMITTER,RADIO
30800
5998-01-522-9133INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
30-800

Frequently Asked Questions

What is NSN 4820-00-071-7907?

NSN 4820-00-071-7907 is a Seat,valve, manufactured by Safeguard Powertech Systems, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-071-7907?

NSN 4820-00-071-7907 has 2 cross-referenced part numbers: 4391713 (Agco Corp Parts Opn), 30800 (Safeguard Powertech Systems).

What NSN replaces 4820-00-071-7907?

There are 9 known substitutes for 4820-00-071-7907: 5950-00-311-8317, 5306-00-451-3126, 5999-00-806-4007 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30800?

Key specifications for 30800: Seating Surface Shape: FLAT; Body Inside Diameter: 1.406 INCHES NOMINAL IN; Surface Treatment: NICKEL OVERALL; Style Designator: PLAIN. 7 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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