PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C1065GRetainer,disk,valve

Griswold Industries Dba Cla-Val Co · NSN 4820-01-146-0044 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-146-0044 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-146-0044. Primary manufacturer part number: C1065G.
Features
  • Retainer,disk,valve — FSC 4820
  • Material: COPPER ALLOY
  • Inside Diameter: 0.625 INCHES NOMINAL IN
  • Outside Diameter: 4.120 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Griswold Industries Dba Cla-Val Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-01-146-0044, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 3 verified specifications, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-146-0044
Primary Part NumberC1065G
Item NameRetainer,disk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
MaterialCOPPER ALLOY
Inside Diameter0.625 INCHES NOMINAL IN
Outside Diameter4.120 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5895-00-148-7027C1065 INTERCHANGEABLE
Roll Assembly,rad
Cpi Satcom & Antenna Technologies Inc.
2530-00-454-50173004642 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Chrysler Realty Company Llc Dba Daimler Chrysler
5935-00-892-9446DM-476 INTERCHANGEABLE
Connector,receptacle,electrical
Triangle Tool Co
5331-01-363-857012346C18C INTERCHANGEABLE
O-Ring
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5330-01-380-4492PL-DH6080D-3 ITEM 66 INTERCHANGEABLE
Packing Material
Air & Liquid Systems Corporation Dba Buffalo Pumps
Cross-Reference Index
Part NumberManufacturer
C1065G PRIMARY Griswold Industries Dba Cla-Val Co (USA)
C1065 Griswold Industries Dba Cla-Val Co (USA)
Related Parts
5895-00-148-7027INTERCHANGEABLE
ROLL ASSEMBLY,RAD
C1065
2530-00-454-5017INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
3004642
5935-00-892-9446INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
DM-476
5331-01-363-8570INTERCHANGEABLE
O-RING
12346C18C
5330-01-380-4492INTERCHANGEABLE
PACKING MATERIAL
PL-DH6080D-3 ITEM 66

Frequently Asked Questions

What is NSN 4820-01-146-0044?

NSN 4820-01-146-0044 is a Retainer,disk,valve, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-146-0044?

NSN 4820-01-146-0044 has 2 cross-referenced part numbers: C1065G (Griswold Industries Dba Cla-Val Co), C1065 (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-01-146-0044?

There are 5 known substitutes for 4820-01-146-0044: 5895-00-148-7027, 2530-00-454-5017, 5935-00-892-9446 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C1065G?

Key specifications for C1065G: Material: COPPER ALLOY; Inside Diameter: 0.625 INCHES NOMINAL IN; Outside Diameter: 4.120 INCHES NOMINAL IN; Special Features: 1.250 IN. O/A HEIGHT IN. 4 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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