PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D1001Seat,valve

Crane Co Div Valve Div · NSN 4820-00-036-0049 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-0049 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-0049. Primary manufacturer part number: D1001.
Features
  • Seat,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Crane Co Div Valve Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-036-0049, 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. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCrane Co Div Valve Div (CAGE 14959)
Technical Specifications
ParameterValue
NSN4820-00-036-0049
Primary Part NumberD1001
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-594-03021021172-3REVA INTERCHANGEABLE
Resistor,thermal
L3 Technologies, Inc. Div Communication Systems-East
5961-01-162-72281977064 INTERCHANGEABLE
Rectifier,semiconductor Device,u
General Motors Llc Dba General Motors Llc
5120-01-283-0320D-100-R INTERCHANGEABLE
Riveter,blind,hand
Fastening Systems International
4810-01-365-1610D100-1 INTERCHANGEABLE
Actuator,electro-Pneumatic
Eaton Aerospace Llc Sterer Engineering Morgan Actuators
Cross-Reference Index
Part NumberManufacturer
D1001 PRIMARY Crane Co Div Valve Div (USA)
Related Parts
5905-00-594-0302INTERCHANGEABLE
RESISTOR,THERMAL
1021172-3REVA
5961-01-162-7228INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
1977064
5120-01-283-0320INTERCHANGEABLE
RIVETER,BLIND,HAND
D-100-R
4810-01-365-1610INTERCHANGEABLE
ACTUATOR,ELECTRO-PNEUMATIC
D100-1

Frequently Asked Questions

What is NSN 4820-00-036-0049?

NSN 4820-00-036-0049 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 4820-00-036-0049?

NSN 4820-00-036-0049 has 1 cross-referenced part number: D1001 (Crane Co Div Valve Div).

What NSN replaces 4820-00-036-0049?

There are 4 known substitutes for 4820-00-036-0049: 5905-00-594-0302, 5961-01-162-7228, 5120-01-283-0320 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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