PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21028-1Body,valve

Mission Systems Orchard Park Inc · NSN 4820-01-682-1908 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-682-1908 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-682-1908. Primary manufacturer part number: 21028-1.
Features
  • Body,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Mission Systems Orchard Park Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Body,valve, cataloged under National Stock Number 4820-01-682-1908, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mission Systems Orchard Park Inc. 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
NSN4820-01-682-1908
Primary Part Number21028-1
Item NameBody,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMission Systems Orchard Park Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6685-00-800-452044118 INTERCHANGEABLE
Thermometer,indicating,capillary
Cummins Inc.
5930-01-302-2400210281 INTERCHANGEABLE
Switch,push
Itt Schadow Inc
Cross-Reference Index
Part NumberManufacturer
21028-1 PRIMARY Mission Systems Orchard Park Inc (USA)
Related Parts
6685-00-800-4520INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
44118
5930-01-302-2400INTERCHANGEABLE
SWITCH,PUSH
210281

Frequently Asked Questions

What is NSN 4820-01-682-1908?

NSN 4820-01-682-1908 is a Body,valve, manufactured by Mission Systems Orchard Park Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-682-1908?

NSN 4820-01-682-1908 has 1 cross-referenced part number: 21028-1 (Mission Systems Orchard Park Inc).

What NSN replaces 4820-01-682-1908?

There are 2 known substitutes for 4820-01-682-1908: 6685-00-800-4520, 5930-01-302-2400. Verify interchangeability with system specifications before substitution.

What are the specifications of 21028-1?

Key specifications for 21028-1: End Item Identification: U-2 AIRCRAFT; Part Name Assigned by Controlling Agency: BODY,VALVE. 2 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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