PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

625130HSeat,valve

Mc Farland Pump Co Llc · NSN 4820-01-299-9508 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-299-9508 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-299-9508. Primary manufacturer part number: 625130H.
Features
  • Seat,valve — FSC 4820
  • Hardness Rating: 900.0 ROCKWELL H NOMINAL OVERALL
  • Seating Surface Shape: ANGULAR
  • Material: STEEL CORROSION RESISTING OVERALL
  • Style Designator: PLAIN
  • 3 verified cross-references
  • Primary manufacturer: Mc Farland Pump Co Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-299-9508, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mc Farland Pump Co Llc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-299-9508
Primary Part Number625130H
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMc Farland Pump Co Llc
StatusACTIVE
Hardness Rating900.0 ROCKWELL H NOMINAL OVERALL
Seating Surface ShapeANGULAR
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorPLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-300-041328613 INTERCHANGEABLE
Stem,retarding Device,valve Brak
Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
5330-00-356-14134798 INTERCHANGEABLE
Gasket
Cummins Inc.
1680-00-474-1281 INTERCHANGEABLE
Control Box Assy
9340-01-181-6203W-015-A INTERCHANGEABLE
Window,observation
Clark-Reliance Llc Dba Jacoby-Tarbox
4730-01-295-70802861-3 INTERCHANGEABLE
Plug,pipe
Honeywell International Inc Dba Honeywell Div Consumer Products Group
1560-01-625-823728613 INTERCHANGEABLE
Latch Assembly,aircraft
Midcoast Aviation Inc
Cross-Reference Index
Part NumberManufacturer
625130H PRIMARY Mc Farland Pump Co Llc (USA)
625130F Mc Farland Pump Co Llc (USA)
28-613 Mc Farland Pump Co Llc (USA)
Related Parts
4820-00-300-0413INTERCHANGEABLE
STEM,RETARDING DEVICE,VALVE BRAK
28613
5330-00-356-1413INTERCHANGEABLE
GASKET
4798
1680-00-474-1281INTERCHANGEABLE
CONTROL BOX ASSY
9340-01-181-6203INTERCHANGEABLE
WINDOW,OBSERVATION
W-015-A
4730-01-295-7080INTERCHANGEABLE
PLUG,PIPE
2861-3
1560-01-625-8237INTERCHANGEABLE
LATCH ASSEMBLY,AIRCRAFT
28613

Frequently Asked Questions

What is NSN 4820-01-299-9508?

NSN 4820-01-299-9508 is a Seat,valve, manufactured by Mc Farland Pump Co Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-299-9508?

NSN 4820-01-299-9508 has 3 cross-referenced part numbers: 625130H (Mc Farland Pump Co Llc), 625130F (Mc Farland Pump Co Llc), 28-613 (Mc Farland Pump Co Llc).

What NSN replaces 4820-01-299-9508?

There are 6 known substitutes for 4820-01-299-9508: 4820-00-300-0413, 5330-00-356-1413, 1680-00-474-1281 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 625130H?

Key specifications for 625130H: Hardness Rating: 900.0 ROCKWELL H NOMINAL OVERALL; Seating Surface Shape: ANGULAR; Material: STEEL CORROSION RESISTING OVERALL; Style Designator: PLAIN. 5 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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