PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15-381Seat,valve

Dresser Industries Inc Leroi Div · NSN 4820-00-035-6896 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-035-6896 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-035-6896. Primary manufacturer part number: 15-381.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL OVERALL
  • Flange Diameter: 1.754 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Dresser Industries Inc Leroi Div
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 4820-00-035-6896, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 2 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-035-6896
Primary Part Number15-381
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDresser Industries Inc Leroi Div
StatusACTIVE
MaterialSTEEL OVERALL
Flange Diameter1.754 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2940-00-360-395815381 INTERCHANGEABLE
Plunger,oil Pressure
Arvinmeritor Inc
4470-00-435-8758 INTERCHANGEABLE
Bonnet Cap
6510-00-926-88821538-1 INTERCHANGEABLE
Adhesive Tape,surgical
3m Company Div Health Care Business
5962-01-096-2133932638-1B INTERCHANGEABLE
Microcircuit,linear
Raytheon Company Dba Raytheon
3110-01-179-4184 INTERCHANGEABLE
Ball,bearing
5120-01-449-406615381 INTERCHANGEABLE
Bender,tube,hand
Ridge Tool Company
3040-01-508-17471-5381 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Hhe Services, Inc.
Cross-Reference Index
Part NumberManufacturer
15-381 PRIMARY Dresser Industries Inc Leroi Div (USA)
810860 Dresser, Llc (USA)
Related Parts
2940-00-360-3958INTERCHANGEABLE
PLUNGER,OIL PRESSURE
15381
4470-00-435-8758INTERCHANGEABLE
BONNET CAP
6510-00-926-8882INTERCHANGEABLE
ADHESIVE TAPE,SURGICAL
1538-1
5962-01-096-2133INTERCHANGEABLE
MICROCIRCUIT,LINEAR
932638-1B
3110-01-179-4184INTERCHANGEABLE
BALL,BEARING
5120-01-449-4066INTERCHANGEABLE
BENDER,TUBE,HAND
15381
3040-01-508-1747INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1-5381

Frequently Asked Questions

What is NSN 4820-00-035-6896?

NSN 4820-00-035-6896 is a Seat,valve, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-035-6896?

NSN 4820-00-035-6896 has 2 cross-referenced part numbers: 15-381 (Dresser Industries Inc Leroi Div), 810860 (Dresser, Llc).

What NSN replaces 4820-00-035-6896?

There are 7 known substitutes for 4820-00-035-6896: 2940-00-360-3958, 4470-00-435-8758, 6510-00-926-8882 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15-381?

Key specifications for 15-381: Overall Height: 0.217 INCHES NOMINAL IN; Material: STEEL OVERALL; Flange Diameter: 1.754 INCHES NOMINAL 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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