PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43505Tube Assy,vertical

Heligear Acquisition Co. Dba Northstar Aerospace, Inc. · NSN 1620-00-525-2416 · FSC 1620 · No Item Name Available
Verified by PartsTable
NSN 1620-00-525-2416 — this item is cataloged by the U.S. Government under National Stock Number 1620-00-525-2416. Primary manufacturer part number: 43505.
Features
  • Tube Assy,vertical — FSC 1620
  • 1 verified cross-reference
  • Primary manufacturer: Heligear Acquisition Co. Dba Northstar Aerospace, Inc.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Tube Assy,vertical, cataloged under National Stock Number 1620-00-525-2416, is classified within Federal Supply Class 1620 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Heligear Acquisition Co. Dba Northstar Aerospace, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTube Assy,vertical
FSC / FSG1620 — No Item Name Available (FSG 16)
ManufacturersHeligear Acquisition Co. Dba Northstar Aerospace, Inc. (CAGE 22907)
Technical Specifications
ParameterValue
NSN1620-00-525-2416
Primary Part Number43505
Item NameTube Assy,vertical
FSC / FSG1620 / 16 — No Item Name Available
ManufacturerHeligear Acquisition Co. Dba Northstar Aerospace, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3455-00-228-523841011 INTERCHANGEABLE
Cutter,milling,end
Doall Baltimore Company
6105-00-553-6211CK3006-4A1 INTERCHANGEABLE
Motor,control
Honeywell Intl Inc Defense Avionics Systems
5905-00-577-750843505 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5845-00-757-326243505 INTERCHANGEABLE
Printed Board Assem
L3harris Technologies, Inc. Div Space and Airborne Systems
5340-01-353-451943505 INTERCHANGEABLE
Pad,cushioning
Jergens Inc Div Tooling Components Division
7045-01-357-231446156 INTERCHANGEABLE
Tape,electronic Data Processing
Cdw Government Llc
6525-01-385-112843505 INTERCHANGEABLE
Rack,fixer,photographic Film Pro
Air Techniques, Inc.
5120-01-398-7756 INTERCHANGEABLE
Socket,socket Wrench
5120-01-398-775900943505000 INTERCHANGEABLE
Socket,socket Wrench
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5930-01-406-387543.505 INTERCHANGEABLE
Switch,push
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
43505 PRIMARY Heligear Acquisition Co. Dba Northstar Aerospace, Inc. (USA)
Related Parts
3455-00-228-5238INTERCHANGEABLE
CUTTER,MILLING,END
41011
6105-00-553-6211INTERCHANGEABLE
MOTOR,CONTROL
CK3006-4A1
5905-00-577-7508INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
43505
5845-00-757-3262INTERCHANGEABLE
PRINTED BOARD ASSEM
43505
5340-01-353-4519INTERCHANGEABLE
PAD,CUSHIONING
43505
7045-01-357-2314INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
46156
6525-01-385-1128INTERCHANGEABLE
RACK,FIXER,PHOTOGRAPHIC FILM PRO
43505
5120-01-398-7756INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-01-398-7759INTERCHANGEABLE
SOCKET,SOCKET WRENCH
00943505000
5930-01-406-3875INTERCHANGEABLE
SWITCH,PUSH
43.505
3460-01-659-4772INTERCHANGEABLE
ARBOR,SHELL END MILL
43505

Frequently Asked Questions

What is NSN 1620-00-525-2416?

NSN 1620-00-525-2416 is a Tube Assy,vertical, manufactured by Heligear Acquisition Co. Dba Northstar Aerospace, Inc., classified under FSC 1620 (No Item Name Available). Status: active.

What are the part numbers for NSN 1620-00-525-2416?

NSN 1620-00-525-2416 has 1 cross-referenced part number: 43505 (Heligear Acquisition Co. Dba Northstar Aerospace, Inc.).

What NSN replaces 1620-00-525-2416?

There are 11 known substitutes for 1620-00-525-2416: 3455-00-228-5238, 6105-00-553-6211, 5905-00-577-7508 and 8 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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