PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

010-303-0088Seat,valve

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 4820-01-261-1042 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-261-1042 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-261-1042. Primary manufacturer part number: 010-303-0088.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING SEAT
  • 3 verified cross-references
  • Primary manufacturer: Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-261-1042, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-261-1042
Primary Part Number010-303-0088
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusACTIVE
MaterialSTEEL CORROSION RESISTING SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-004-0220984660-1 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
3020-00-050-68391770770 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3120-00-148-381041352 INTERCHANGEABLE
Roller,linear-Rotary Motion
L3harris Technologies, Inc Div Space & Airborne Systems
5930-00-273-0769 INTERCHANGEABLE
Switch,box
5133-01-095-4782 INTERCHANGEABLE
Drill,twist
3040-01-483-232841352 INTERCHANGEABLE
Rod,piston,linear Actuating Cyli
Moog Inc. Dba Ampac-Isp Corp
5305-01-616-32765717140 INTERCHANGEABLE
Screw,machine
Am General Llc
5935-01-620-040641352 INTERCHANGEABLE
Adapter,connector
Cables to Go
Cross-Reference Index
Part NumberManufacturer
010-303-0088 Kunkle Industries Inc Lonergan Valve Div (USA)
010-303-0088 PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
41-3-5-2 Kunkle Industries Inc Lonergan Valve Div (USA)
Related Parts
5950-00-004-0220INTERCHANGEABLE
TRANSFORMER,POWER
984660-1
3020-00-050-6839INTERCHANGEABLE
GEAR,SPUR
1770770
3120-00-148-3810INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION
41352
5930-00-273-0769INTERCHANGEABLE
SWITCH,BOX
5133-01-095-4782INTERCHANGEABLE
DRILL,TWIST
3040-01-483-2328INTERCHANGEABLE
ROD,PISTON,LINEAR ACTUATING CYLI
41352
5305-01-616-3276INTERCHANGEABLE
SCREW,MACHINE
5717140
5935-01-620-0406INTERCHANGEABLE
ADAPTER,CONNECTOR
41352

Frequently Asked Questions

What is NSN 4820-01-261-1042?

NSN 4820-01-261-1042 is a Seat,valve, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-261-1042?

NSN 4820-01-261-1042 has 3 cross-referenced part numbers: 010-303-0088 (Kunkle Industries Inc Lonergan Valve Div), 010-303-0088 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 41-3-5-2 (Kunkle Industries Inc Lonergan Valve Div).

What NSN replaces 4820-01-261-1042?

There are 8 known substitutes for 4820-01-261-1042: 5950-00-004-0220, 3020-00-050-6839, 3120-00-148-3810 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 010-303-0088?

Key specifications for 010-303-0088: Material: STEEL CORROSION RESISTING SEAT. 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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