PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9041Plug,rotary,valve

Cunico Corporation · NSN 4820-01-522-1684 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-522-1684 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-522-1684. Primary manufacturer part number: 9041.
Features
  • Plug,rotary,valve — FSC 4820
  • Material Document and Classification: ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: COPPER ALLOY
  • Plug Design: CYLINDRICAL
  • Port Shape: ROUND
  • Port Quantity: 2
  • 3 verified cross-references
  • Primary manufacturer: Cunico Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Plug,rotary,valve, cataloged under National Stock Number 4820-01-522-1684, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cunico Corporation. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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
NSN4820-01-522-1684
Primary Part Number9041
Item NamePlug,rotary,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCunico Corporation
StatusACTIVE
Material Document and ClassificationASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE
MaterialCOPPER ALLOY
Plug DesignCYLINDRICAL
Port ShapeROUND
Port Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-133-915032-76058-17 INTERCHANGEABLE
Relay,electromagnetic
The Boeing Company Div Defense
5930-00-189-658519910-4ALTA INTERCHANGEABLE
Switch,push
Hickok Waekon Llc
5985-00-283-2651904-1 INTERCHANGEABLE
Radome
Cpi Essco Inc
4820-00-287-438054B-700-100 INTERCHANGEABLE
Valve,check
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
6940-00-319-1915 INTERCHANGEABLE
Panel Assembly,limiter-Discrimin
4820-00-462-76199672045-10 INTERCHANGEABLE
Parts Kit,pressure Regulating VA
Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force
6625-01-068-06419041 INTERCHANGEABLE
Test Set,transmission Line
Anritsu Company
6530-01-082-4902 INTERCHANGEABLE
Table,overbed
4330-01-122-435110320-5 ITEM 4 INTERCHANGEABLE
Guide,spring
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4030-01-163-21169041 INTERCHANGEABLE
Anchor,guy
Powers Fasteners, Inc.
Cross-Reference Index
Part NumberManufacturer
DD-4525 Cunico Corporation (USA)
9041 PRIMARY Cunico Corporation (USA)
DD-4525 ITEM NO 2 Cunico Corporation (USA)
Related Parts
5945-00-133-9150INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
32-76058-17
5930-00-189-6585INTERCHANGEABLE
SWITCH,PUSH
19910-4ALTA
5985-00-283-2651INTERCHANGEABLE
RADOME
904-1
4820-00-287-4380INTERCHANGEABLE
VALVE,CHECK
54B-700-100
6940-00-319-1915INTERCHANGEABLE
PANEL ASSEMBLY,LIMITER-DISCRIMIN
4820-00-462-7619INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA
9672045-10
6625-01-068-0641INTERCHANGEABLE
TEST SET,TRANSMISSION LINE
9041
6530-01-082-4902INTERCHANGEABLE
TABLE,OVERBED
4330-01-122-4351INTERCHANGEABLE
GUIDE,SPRING
10320-5 ITEM 4
4030-01-163-2116INTERCHANGEABLE
ANCHOR,GUY
9041
2530-01-179-9000INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
9041
5110-01-313-4336INTERCHANGEABLE
KNIFE,CRAFTSMAN'S
L-1

Frequently Asked Questions

What is NSN 4820-01-522-1684?

NSN 4820-01-522-1684 is a Plug,rotary,valve, manufactured by Cunico Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-522-1684?

NSN 4820-01-522-1684 has 3 cross-referenced part numbers: DD-4525 (Cunico Corporation), 9041 (Cunico Corporation), DD-4525 ITEM NO 2 (Cunico Corporation).

What NSN replaces 4820-01-522-1684?

There are 12 known substitutes for 4820-01-522-1684: 5945-00-133-9150, 5930-00-189-6585, 5985-00-283-2651 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9041?

Key specifications for 9041: End Item Identification: 4820-01-522-1664 PLUG VALVE; Material Document and Classification: ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE; Material: COPPER ALLOY; Plug Design: CYLINDRICAL. 6 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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