PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

K609Rod,plunger

Waterous Company · NSN 4210-00-256-2865 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-00-256-2865 — this item is cataloged by the U.S. Government under National Stock Number 4210-00-256-2865. Primary manufacturer part number: K609.
Features
  • Rod,plunger — FSC 4210
  • General Characteristics Item Description: STEEL
  • 2 verified cross-references
  • Primary manufacturer: Waterous Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Rod,plunger, cataloged under National Stock Number 4210-00-256-2865, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Waterous 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-00-256-2865
Primary Part NumberK609
Item NameRod,plunger
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerWaterous Company
StatusACTIVE
General Characteristics Item DescriptionSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3040-00-356-3454SM-B-148355 INTERCHANGEABLE
Lever,manual Control
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1680-00-733-3899 INTERCHANGEABLE
Parts Kit,actuator
5950-01-407-822114969 INTERCHANGEABLE
Transformer,current
Magnespec Inc
Cross-Reference Index
Part NumberManufacturer
50874 Waterous Company (USA)
K609 PRIMARY Waterous Company (USA)
Related Parts
3040-00-356-3454INTERCHANGEABLE
LEVER,MANUAL CONTROL
SM-B-148355
1680-00-733-3899INTERCHANGEABLE
PARTS KIT,ACTUATOR
5950-01-407-8221INTERCHANGEABLE
TRANSFORMER,CURRENT
14969

Frequently Asked Questions

What is NSN 4210-00-256-2865?

NSN 4210-00-256-2865 is a Rod,plunger, manufactured by Waterous Company, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-00-256-2865?

NSN 4210-00-256-2865 has 2 cross-referenced part numbers: 50874 (Waterous Company), K609 (Waterous Company).

What NSN replaces 4210-00-256-2865?

There are 3 known substitutes for 4210-00-256-2865: 3040-00-356-3454, 1680-00-733-3899, 5950-01-407-8221. Verify interchangeability with system specifications before substitution.

What are the specifications of K609?

Key specifications for K609: End Item Identification: TRUCK,FIRE FIGHTING,MODEL BA/BAW/BAM/BAMW; General Characteristics Item Description: STEEL. 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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