PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D19165Seat,valve

Crane Co Div Valve Div · NSN 4820-01-037-7137 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-037-7137 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-037-7137. Primary manufacturer part number: D19165.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL OVERALL
  • Style Designator: PLAIN
  • Seating Surface Shape: ANGULAR
  • Body Outside Diameter: 9.460 INCHES NOMINAL IN
  • Seat Angle in Deg: 45.000 NOMINAL
  • Body Inside Diameter: 8.405 INCHES NOMINAL IN
  • 1 verified cross-reference
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 4820-01-037-7137, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-037-7137
Primary Part NumberD19165
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
MaterialSTEEL OVERALL
Style DesignatorPLAIN
Seating Surface ShapeANGULAR
Body Outside Diameter9.460 INCHES NOMINAL IN
Seat Angle in Deg45.000 NOMINAL
Body Inside Diameter8.405 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5910-00-578-86118C7 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Philips North America Llc Dba Philips Healthcare
5330-01-168-0203 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
D19165 PRIMARY Crane Co Div Valve Div (USA)
Related Parts
5910-00-578-8611INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
8C7
5330-01-168-0203INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 4820-01-037-7137?

NSN 4820-01-037-7137 is a Seat,valve, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-037-7137?

NSN 4820-01-037-7137 has 1 cross-referenced part number: D19165 (Crane Co Div Valve Div).

What NSN replaces 4820-01-037-7137?

There are 2 known substitutes for 4820-01-037-7137: 5910-00-578-8611, 5330-01-168-0203. Verify interchangeability with system specifications before substitution.

What are the specifications of D19165?

Key specifications for D19165: Material: STEEL OVERALL; Style Designator: PLAIN; Overall Height: 0.880 INCHES NOMINAL IN; Seating Surface Shape: ANGULAR. 8 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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