PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

82-2-11Seat,valve

Alta Robbins, Inc. Dba Alta Robbins Inc · NSN 4820-01-355-2268 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-355-2268 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-355-2268. Primary manufacturer part number: 82-2-11.
Features
  • Seat,valve — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Alta Robbins, Inc. Dba Alta Robbins Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-355-2268, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Alta Robbins, Inc. Dba Alta Robbins Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 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)
ManufacturersAlta Robbins, Inc. Dba Alta Robbins Inc (CAGE 1X438)
Technical Specifications
ParameterValue
NSN4820-01-355-2268
Primary Part Number82-2-11
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAlta Robbins, Inc. Dba Alta Robbins Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2925-00-497-515575010 INTERCHANGEABLE
Filter Asy Air Inta
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
7520-01-108-791011007 INTERCHANGEABLE
Pen,plastic Tip
Pilot Corporation of America
6620-01-223-599582211 INTERCHANGEABLE
Gage,pressure,dial Indicating
Maxima Technologies & Systems Llc Dba Maxima Technologies/steward-Warner
5315-01-432-2148 INTERCHANGEABLE
Pin,straight,headed
5975-01-449-5442 INTERCHANGEABLE
Junction Box
5315-01-463-2208741297A00 INTERCHANGEABLE
Pin,straight,headed
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
1005-01-469-673582211 INTERCHANGEABLE
Adapter,rod,cleanin
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
82-2-11 PRIMARY Alta Robbins, Inc. Dba Alta Robbins Inc (USA)
524-6013 PRIMARY Alta Robbins, Inc. Dba Alta Robbins Inc (USA)
Related Parts
2925-00-497-5155INTERCHANGEABLE
FILTER ASY AIR INTA
75010
7520-01-108-7910INTERCHANGEABLE
PEN,PLASTIC TIP
11007
6620-01-223-5995INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
82211
5315-01-432-2148INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5975-01-449-5442INTERCHANGEABLE
JUNCTION BOX
5315-01-463-2208INTERCHANGEABLE
PIN,STRAIGHT,HEADED
741297A00
1005-01-469-6735INTERCHANGEABLE
ADAPTER,ROD,CLEANIN
82211

Frequently Asked Questions

What is NSN 4820-01-355-2268?

NSN 4820-01-355-2268 is a Seat,valve, manufactured by Alta Robbins, Inc. Dba Alta Robbins Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-355-2268?

NSN 4820-01-355-2268 has 2 cross-referenced part numbers: 82-2-11 (Alta Robbins, Inc. Dba Alta Robbins Inc), 524-6013 (Alta Robbins, Inc. Dba Alta Robbins Inc).

What NSN replaces 4820-01-355-2268?

There are 7 known substitutes for 4820-01-355-2268: 2925-00-497-5155, 7520-01-108-7910, 6620-01-223-5995 and 4 more. Verify interchangeability with system specifications before substitution.

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