PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6748Piston

Zwick Energy Researach Organization Inc · NSN 4820-01-345-9225 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-345-9225 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-345-9225. Primary manufacturer part number: 6748.
Features
  • Piston — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Zwick Energy Researach Organization Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Piston, cataloged under National Stock Number 4820-01-345-9225, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Zwick Energy Researach Organization Inc. This item has 2 commercial cross-references from 2 manufacturers, 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 NamePiston
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersZwick Energy Researach Organization Inc (CAGE 58328); Prime Source (CAGE 08WM4)
Technical Specifications
ParameterValue
NSN4820-01-345-9225
Primary Part Number6748
Item NamePiston
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerZwick Energy Researach Organization Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-012-5250125250 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Chrysler Realty Company Llc Dba Daimler Chrysler
5315-00-141-62446748 INTERCHANGEABLE
Pin,straight,headless
Avox Systems Inc Dba Avox Systems Inc
3110-00-157-2083 INTERCHANGEABLE
Bearing,ball,thrust
4030-00-499-0213 INTERCHANGEABLE
Rod,anchor
5975-01-008-3109 INTERCHANGEABLE
Lead,sleeve,spreade
6530-01-011-85586748 INTERCHANGEABLE
Band,personal Identification
Hollister Inc
2040-01-660-98656748 INTERCHANGEABLE
Panel Floor Section,watercraft
Strongwell Corporation
Cross-Reference Index
Part NumberManufacturer
6748 Zwick Energy Researach Organization Inc (USA)
6748 Prime Source (USA)
Related Parts
5310-00-012-5250INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
125250
5315-00-141-6244INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
6748
3110-00-157-2083INTERCHANGEABLE
BEARING,BALL,THRUST
4030-00-499-0213INTERCHANGEABLE
ROD,ANCHOR
5975-01-008-3109INTERCHANGEABLE
LEAD,SLEEVE,SPREADE
6530-01-011-8558INTERCHANGEABLE
BAND,PERSONAL IDENTIFICATION
6748
2040-01-660-9865INTERCHANGEABLE
PANEL FLOOR SECTION,WATERCRAFT
6748

Frequently Asked Questions

What is NSN 4820-01-345-9225?

NSN 4820-01-345-9225 is a Piston, manufactured by Zwick Energy Researach Organization Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-345-9225?

NSN 4820-01-345-9225 has 2 cross-referenced part numbers: 6748 (Zwick Energy Researach Organization Inc), 6748 (Prime Source).

What NSN replaces 4820-01-345-9225?

There are 7 known substitutes for 4820-01-345-9225: 5310-00-012-5250, 5315-00-141-6244, 3110-00-157-2083 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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