PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-120Milling Machine Horizontal

Rockingham-Lunex Co · NSN 3417-00-307-9014 · FSC 3417 · No Item Name Available
Verified by PartsTable
NSN 3417-00-307-9014 — this item is cataloged by the U.S. Government under National Stock Number 3417-00-307-9014. Primary manufacturer part number: 21-120.
Features
  • Milling Machine Horizontal — FSC 3417
  • General Characteristics Item Description: FLOOR MOUNTED;24X6-1/2X6-3/4 TABLE;PL
  • 1 verified cross-reference
  • Primary manufacturer: Rockingham-Lunex Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Milling Machine Horizontal, cataloged under National Stock Number 3417-00-307-9014, is classified within Federal Supply Class 3417 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Rockingham-Lunex Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN3417-00-307-9014
Primary Part Number21-120
Item NameMilling Machine Horizontal
FSC / FSG3417 / 34 — No Item Name Available
ManufacturerRockingham-Lunex Co
StatusACTIVE
General Characteristics Item DescriptionFLOOR MOUNTED;24X6-1/2X6-3/4 TABLE;PL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-035-793521-120 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
5330-00-116-523621098 INTERCHANGEABLE
Seal,plain
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4510-00-138-8262 INTERCHANGEABLE
Drain,bathtub
3110-00-157-1963211-20 INTERCHANGEABLE
Bearing,ball,annular
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5950-00-175-316621-120 INTERCHANGEABLE
Reactor
Bae Systems Information and Electronic Systems Integration Inc.
4510-00-192-8985119506 INTERCHANGEABLE
Seal Ring,closet Bowl Flange
Mag Aerospace Industries, Llc Div Safran Cabins
4720-00-289-3306100R5-20 INTERCHANGEABLE
Hose,nonmetallic
Sae International Dba Sae International
5360-00-326-6958A21120 INTERCHANGEABLE
Spring,helical,compression
Aerocontrolex Group, Inc. Dba Aero Fluid Products
4520-00-566-2072 INTERCHANGEABLE
Heating Element,electrical,nonim
5905-00-636-6383CB2339A INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cts Corp Electromechanical Div
Cross-Reference Index
Part NumberManufacturer
21-120 PRIMARY Rockingham-Lunex Co (USA)
Related Parts
5999-00-035-7935INTERCHANGEABLE
CONTACT,ELECTRICAL
21-120
5330-00-116-5236INTERCHANGEABLE
SEAL,PLAIN
21098
4510-00-138-8262INTERCHANGEABLE
DRAIN,BATHTUB
3110-00-157-1963INTERCHANGEABLE
BEARING,BALL,ANNULAR
211-20
5950-00-175-3166INTERCHANGEABLE
REACTOR
21-120
4510-00-192-8985INTERCHANGEABLE
SEAL RING,CLOSET BOWL FLANGE
119506
4720-00-289-3306INTERCHANGEABLE
HOSE,NONMETALLIC
100R5-20
5360-00-326-6958INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A21120
4520-00-566-2072INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
5905-00-636-6383INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
CB2339A
4720-00-912-4095INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
192-21120
5940-00-983-6141INTERCHANGEABLE
TERMINAL BOARD

Frequently Asked Questions

What is NSN 3417-00-307-9014?

NSN 3417-00-307-9014 is a Milling Machine Horizontal, manufactured by Rockingham-Lunex Co, classified under FSC 3417 (No Item Name Available). Status: active.

What are the part numbers for NSN 3417-00-307-9014?

NSN 3417-00-307-9014 has 1 cross-referenced part number: 21-120 (Rockingham-Lunex Co).

What NSN replaces 3417-00-307-9014?

There are 12 known substitutes for 3417-00-307-9014: 5999-00-035-7935, 5330-00-116-5236, 4510-00-138-8262 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-120?

Key specifications for 21-120: General Characteristics Item Description: FLOOR MOUNTED;24X6-1/2X6-3/4 TABLE;PL. 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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