PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15467Seat,valve

Idsc Holdings Dba Equiserv Dba Equiserv · NSN 4820-00-452-9551 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-452-9551 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-452-9551. Primary manufacturer part number: 15467.
Features
  • Seat,valve — FSC 4820
  • Flange Seat to Disk End Height: 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.720 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
  • Body Inside Diameter: 0.641 INCHES MINIMUM AND 0.646 INCHES MAXIMUM IN
  • Seating Surface Shape: FLAT
  • Material: STEEL OVERALL
  • Style Designator: PLAIN FLANGED
  • Flange Diameter: 0.877 INCHES NOMINAL IN
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 4820-00-452-9551, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Idsc Holdings Dba Equiserv Dba Equiserv. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-452-9551
Primary Part Number15467
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerIdsc Holdings Dba Equiserv Dba Equiserv
StatusACTIVE
Flange Seat to Disk End Height0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
Body Outside Diameter0.720 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
Body Inside Diameter0.641 INCHES MINIMUM AND 0.646 INCHES MAXIMUM IN
Seating Surface ShapeFLAT
MaterialSTEEL OVERALL
Style DesignatorPLAIN FLANGED
Flange Diameter0.877 INCHES NOMINAL IN
Under Flange Height0.064 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-282-4418 INTERCHANGEABLE
Screw,machine
5310-00-772-125716467 INTERCHANGEABLE
Washer Set,spring Tension,matche
Parker-Hannifin Corporation Dba Control Systems Division
2915-00-817-434715467 INTERCHANGEABLE
Diffuser Assy
Williams International Co., L.l.c.
4730-00-842-820416467 INTERCHANGEABLE
Elbow,flange to Hose
New Holland Construction
5962-01-010-0799 INTERCHANGEABLE
Microcircuit,digital
5320-01-106-7582NAS1546-07 INTERCHANGEABLE
Pin-Rivet
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3020-01-292-2523G41-66 INTERCHANGEABLE
Gear,spur
Roller Bearing Co of America, Inc Div Pic Design
4730-01-338-9539SAE J514/1 10-10 070801CA INTERCHANGEABLE
Elbow,tube
Sae International Dba Sae International
5310-01-358-546116467 INTERCHANGEABLE
Washer,flat
New Venture Gear Inc New Process Gear Div
5895-01-392-622416467 INTERCHANGEABLE
Tuning Unit,radio Frequency
Vaisala Inc.
Cross-Reference Index
Part NumberManufacturer
15467 PRIMARY Idsc Holdings Dba Equiserv Dba Equiserv (USA)
16467 Fmc Corp (USA)
15467 Asset Systems, Inc. Dba Asset Systems Inc (USA)
Related Parts
5305-00-282-4418INTERCHANGEABLE
SCREW,MACHINE
5310-00-772-1257INTERCHANGEABLE
WASHER SET,SPRING TENSION,MATCHE
16467
2915-00-817-4347INTERCHANGEABLE
DIFFUSER ASSY
15467
4730-00-842-8204INTERCHANGEABLE
ELBOW,FLANGE TO HOSE
16467
5962-01-010-0799INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5320-01-106-7582INTERCHANGEABLE
PIN-RIVET
NAS1546-07
3020-01-292-2523INTERCHANGEABLE
GEAR,SPUR
G41-66
4730-01-338-9539INTERCHANGEABLE
ELBOW,TUBE
SAE J514/1 10-10 070801CA
5310-01-358-5461INTERCHANGEABLE
WASHER,FLAT
16467
5895-01-392-6224INTERCHANGEABLE
TUNING UNIT,RADIO FREQUENCY
16467
5305-01-588-1262INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12759-01006
6515-01-589-6864INTERCHANGEABLE
NUT,BONE SCREW
222.578

Frequently Asked Questions

What is NSN 4820-00-452-9551?

NSN 4820-00-452-9551 is a Seat,valve, manufactured by Idsc Holdings Dba Equiserv Dba Equiserv, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-452-9551?

NSN 4820-00-452-9551 has 3 cross-referenced part numbers: 15467 (Idsc Holdings Dba Equiserv Dba Equiserv), 16467 (Fmc Corp), 15467 (Asset Systems, Inc. Dba Asset Systems Inc).

What NSN replaces 4820-00-452-9551?

There are 12 known substitutes for 4820-00-452-9551: 5305-00-282-4418, 5310-00-772-1257, 2915-00-817-4347 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15467?

Key specifications for 15467: Flange Seat to Disk End Height: 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Body Outside Diameter: 0.720 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN; Body Inside Diameter: 0.641 INCHES MINIMUM AND 0.646 INCHES MAXIMUM IN; Seating Surface Shape: FLAT. 9 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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