PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A24676Seat,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-399-0030 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-399-0030 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-399-0030. Primary manufacturer part number: A24676.
Features
  • Seat,valve — FSC 4820
  • Style Designator: PLAIN FLANGED
  • Material: COPPER ALLOY SEAT
  • 3 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-399-0030, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 2 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-399-0030
Primary Part NumberA24676
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Style DesignatorPLAIN FLANGED
MaterialCOPPER ALLOY SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-090-0211 INTERCHANGEABLE
Transformer,power
5133-00-113-4845 INTERCHANGEABLE
Drill,twist
5330-00-360-8491 INTERCHANGEABLE
Gasket
5330-00-521-293324676 INTERCHANGEABLE
Gasket
Northrop Grumman Systems Corporation
5325-00-813-2899933B-4SE 0375 INTERCHANGEABLE
Insert,screw Thread
Stanley Engineered Fastening Llc
1620-00-949-450824676 INTERCHANGEABLE
Follower,steering a
Moog Military Aircraft Llc
5840-01-042-0471709985-2 INTERCHANGEABLE
Coupler
Raytheon Company Dba Raytheon Co
5310-01-389-1705 INTERCHANGEABLE
Washer,flat
5330-01-462-331624676 INTERCHANGEABLE
Gasket
G.s. Blodgett, Llc Div Blodgett
Cross-Reference Index
Part NumberManufacturer
24676 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
A24676 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N24676 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5950-00-090-0211INTERCHANGEABLE
TRANSFORMER,POWER
5133-00-113-4845INTERCHANGEABLE
DRILL,TWIST
5330-00-360-8491INTERCHANGEABLE
GASKET
5330-00-521-2933INTERCHANGEABLE
GASKET
24676
5325-00-813-2899INTERCHANGEABLE
INSERT,SCREW THREAD
933B-4SE 0375
1620-00-949-4508INTERCHANGEABLE
FOLLOWER,STEERING A
24676
5840-01-042-0471INTERCHANGEABLE
COUPLER
709985-2
5310-01-389-1705INTERCHANGEABLE
WASHER,FLAT
5330-01-462-3316INTERCHANGEABLE
GASKET
24676

Frequently Asked Questions

What is NSN 4820-01-399-0030?

NSN 4820-01-399-0030 is a Seat,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-399-0030?

NSN 4820-01-399-0030 has 3 cross-referenced part numbers: 24676 (Leslie Controls, Inc. Dba Leslie Controls Inc), A24676 (Leslie Controls, Inc. Dba Leslie Controls Inc), N24676 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-399-0030?

There are 9 known substitutes for 4820-01-399-0030: 5950-00-090-0211, 5133-00-113-4845, 5330-00-360-8491 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A24676?

Key specifications for A24676: Style Designator: PLAIN FLANGED; Material: COPPER ALLOY SEAT; Special Features: USED ON A 0.250 IN. SAFETY RELIEF VALVE IN. 3 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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