PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1009-1Valve,y

De Long Corporation · NSN 4820-01-220-2588 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-220-2588 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-220-2588. Primary manufacturer part number: 1009-1.
Features
  • Valve,y — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: De Long Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,y, cataloged under National Stock Number 4820-01-220-2588, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is De Long Corporation. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4820-01-220-2588
Primary Part Number1009-1
Item NameValve,y
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDe Long Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-4719 INTERCHANGEABLE
Bearing,ball,annular
4320-00-218-388610091 INTERCHANGEABLE
Ring,wearing
Rps-Fl, Inc. Dba Rps Inc
5133-00-228-1376 INTERCHANGEABLE
Drill,twist
5845-00-407-12811009-1 INTERCHANGEABLE
Strap,transducer
L3harris Technologies, Inc. Div Space and Airborne Systems
5961-00-465-47637901009-00 INTERCHANGEABLE
Semiconductor Device,diode
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5960-00-470-507910091 INTERCHANGEABLE
Electron Tube
Jetronic Industries, Inc. Dba Jetronic Industries, Inc. Div Contracts
5305-00-471-9312 INTERCHANGEABLE
Screw Cap
3110-00-554-5968 INTERCHANGEABLE
Bearing,ball,annular
5999-00-925-652112310302 INTERCHANGEABLE
Mounting Pad,electrical-Electron
U S Army Tank Automotive Command Amsta-Im-Mm
5950-01-100-7075SM-D-449021 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
1009-1 De Long Corporation (USA)
Related Parts
3110-00-156-4719INTERCHANGEABLE
BEARING,BALL,ANNULAR
4320-00-218-3886INTERCHANGEABLE
RING,WEARING
10091
5133-00-228-1376INTERCHANGEABLE
DRILL,TWIST
5845-00-407-1281INTERCHANGEABLE
STRAP,TRANSDUCER
1009-1
5961-00-465-4763INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
7901009-00
5960-00-470-5079INTERCHANGEABLE
ELECTRON TUBE
10091
5305-00-471-9312INTERCHANGEABLE
SCREW CAP
3110-00-554-5968INTERCHANGEABLE
BEARING,BALL,ANNULAR
5999-00-925-6521INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
12310302
5950-01-100-7075INTERCHANGEABLE
COIL,RADIO FREQUENCY
SM-D-449021
5331-01-213-5211INTERCHANGEABLE
O-RING
10091
5355-01-220-9525INTERCHANGEABLE
KNOB,SELECTOR VALVE
8227070-03

Frequently Asked Questions

What is NSN 4820-01-220-2588?

NSN 4820-01-220-2588 is a Valve,y, manufactured by De Long Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-220-2588?

NSN 4820-01-220-2588 has 1 cross-referenced part number: 1009-1 (De Long Corporation).

What NSN replaces 4820-01-220-2588?

There are 12 known substitutes for 4820-01-220-2588: 3110-00-156-4719, 4320-00-218-3886, 5133-00-228-1376 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1009-1?

Key specifications for 1009-1: Special Features: UTILIZED ON PIER BARGE,DELONG,DSGN 7028/7029,TM55-1945-200. 1 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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