PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C7-8INDiffuser,air,ceiling

Mestek Inc. Dba Anemostat, a Mestek Company · NSN 4520-01-032-0269 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-032-0269 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-032-0269. Primary manufacturer part number: C7-8IN.
Features
  • Diffuser,air,ceiling — FSC 4520
  • General Characteristics Item Description: STEEL WITH AIR-DRIED ALUMINUM LACQUER PRIME FINISH,NECK DIA 8 IN. IN
  • 2 verified cross-references
  • Primary manufacturer: Mestek Inc. Dba Anemostat, a Mestek Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diffuser,air,ceiling, cataloged under National Stock Number 4520-01-032-0269, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Mestek Inc. Dba Anemostat, a Mestek Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-032-0269
Primary Part NumberC7-8IN
Item NameDiffuser,air,ceiling
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerMestek Inc. Dba Anemostat, a Mestek Company
StatusACTIVE
General Characteristics Item DescriptionSTEEL WITH AIR-DRIED ALUMINUM LACQUER PRIME FINISH,NECK DIA 8 IN. IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5940-00-113-981933459 INTERCHANGEABLE
Terminal,lug
Te Connectivity Corporation
5331-00-198-6183 INTERCHANGEABLE
O-Ring
6720-00-262-4198C59AP INTERCHANGEABLE
Camera,still Picture
Tektronix, Inc.
5360-00-426-0473C27 INTERCHANGEABLE
Spring,helical,extension
Superior Equipment Co Buckeye Div
5930-00-441-0618 INTERCHANGEABLE
Switch Subassembly
2920-00-516-6777 INTERCHANGEABLE
Spark Plug
3456-00-640-3006 INTERCHANGEABLE
CAGE Assembly,roller Tube Expand
5340-00-994-6301C27 INTERCHANGEABLE
Clamp,synchro
Designatronics Incorporated Div Sterling Instruments Div
3510-01-331-0948 INTERCHANGEABLE
Shoe,contact
5975-01-533-3654 INTERCHANGEABLE
Conduit Outlet
Cross-Reference Index
Part NumberManufacturer
C7-8IN Mestek Inc. Dba Anemostat, a Mestek Company (USA)
C-27 Mestek Inc. Dba Anemostat, a Mestek Company (USA)
Related Parts
5940-00-113-9819INTERCHANGEABLE
TERMINAL,LUG
33459
5331-00-198-6183INTERCHANGEABLE
O-RING
6720-00-262-4198INTERCHANGEABLE
CAMERA,STILL PICTURE
C59AP
5360-00-426-0473INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
C27
5930-00-441-0618INTERCHANGEABLE
SWITCH SUBASSEMBLY
2920-00-516-6777INTERCHANGEABLE
SPARK PLUG
3456-00-640-3006INTERCHANGEABLE
CAGE ASSEMBLY,ROLLER TUBE EXPAND
5340-00-994-6301INTERCHANGEABLE
CLAMP,SYNCHRO
C27
3510-01-331-0948INTERCHANGEABLE
SHOE,CONTACT
5975-01-533-3654INTERCHANGEABLE
CONDUIT OUTLET

Frequently Asked Questions

What is NSN 4520-01-032-0269?

NSN 4520-01-032-0269 is a Diffuser,air,ceiling, manufactured by Mestek Inc. Dba Anemostat, a Mestek Company, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-032-0269?

NSN 4520-01-032-0269 has 2 cross-referenced part numbers: C7-8IN (Mestek Inc. Dba Anemostat, a Mestek Company), C-27 (Mestek Inc. Dba Anemostat, a Mestek Company).

What NSN replaces 4520-01-032-0269?

There are 10 known substitutes for 4520-01-032-0269: 5940-00-113-9819, 5331-00-198-6183, 6720-00-262-4198 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C7-8IN?

Key specifications for C7-8IN: General Characteristics Item Description: STEEL WITH AIR-DRIED ALUMINUM LACQUER PRIME FINISH,NECK DIA 8 IN. IN. 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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