PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37X89811-1Ladder,aircraft Boarding

Northrop Grumman Systems Corporation · NSN 1730-00-204-0867 · FSC 1730 · No Item Name Available
Verified by PartsTable
NSN 1730-00-204-0867 — this item is cataloged by the U.S. Government under National Stock Number 1730-00-204-0867. Primary manufacturer part number: 37X89811-1.
Features
  • Ladder,aircraft Boarding — FSC 1730
  • Material: ALUMINUM STEP
  • Safety Shoes: INCLUDED
  • Crosspiece Type and Quantity: 7 STEP
  • Crosspiece Tread: NOT INCLUDED
  • Side Rail Length: 90.000 INCHES NOMINAL IN
  • Attachment Hooks: NOT INCLUDED
  • Crosspiece Length: 17.000 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Step construction
General Description

The Ladder,aircraft Boarding, cataloged under National Stock Number 1730-00-204-0867, is classified within Federal Supply Class 1730 (No Item Name Available) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1730-00-204-0867
Primary Part Number37X89811-1
Item NameLadder,aircraft Boarding
FSC / FSG1730 / 17 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusCANCELLED
MaterialALUMINUM STEP
Safety ShoesINCLUDED
Crosspiece Type and Quantity7 STEP
Crosspiece TreadNOT INCLUDED
Side Rail Length90.000 INCHES NOMINAL IN
Attachment HooksNOT INCLUDED
Crosspiece Length17.000 INCHES NOMINAL IN
MaterialALUMINUM SIDE RAIL
Protective PadsNOT INCLUDED
WheelNOT PROVIDED
Handrail Quantity2
Design TypeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4920-00-116-1668A220746-002 INTERCHANGEABLE
Test Set,air Data C
Raytheon Company Dba Raytheon
1650-00-322-5179 INTERCHANGEABLE
Spacer,pivot
5950-00-438-6476920009-23 INTERCHANGEABLE
Transformer,audio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
7110-00-458-86211663 INTERCHANGEABLE
Filing Cabinet
Tab Products Co. Llc Dba Tab Products Co Llc
6160-00-519-2300 INTERCHANGEABLE
Jar,battery
5950-00-556-6725774867 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5935-00-644-5121101781-01 INTERCHANGEABLE
Connector,receptacle,electrical
Ge Aviation Systems Llc
2940-00-845-4960049551 INTERCHANGEABLE
Filter Element,fluid
Case J I Co
5330-00-858-04941663 INTERCHANGEABLE
Retainer,packing
Parker-Hannifin Corporation Dba Control Systems Division
5905-01-096-36641663 INTERCHANGEABLE
Resistor
Crown Audio, Inc. Dba Crown International
Cross-Reference Index
Part NumberManufacturer
37X89811-1 PRIMARY Northrop Grumman Systems Corporation (USA)
37X89811-3 PRIMARY Northrop Grumman Systems Corporation (USA)
1663 Alaco Ladder Company (USA)
Related Parts
4920-00-116-1668INTERCHANGEABLE
TEST SET,AIR DATA C
A220746-002
1650-00-322-5179INTERCHANGEABLE
SPACER,PIVOT
5950-00-438-6476INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
920009-23
7110-00-458-8621INTERCHANGEABLE
FILING CABINET
1663
6160-00-519-2300INTERCHANGEABLE
JAR,BATTERY
5950-00-556-6725INTERCHANGEABLE
TRANSFORMER,POWER
774867
5935-00-644-5121INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
101781-01
2940-00-845-4960INTERCHANGEABLE
FILTER ELEMENT,FLUID
049551
5330-00-858-0494INTERCHANGEABLE
RETAINER,PACKING
1663
5905-01-096-3664INTERCHANGEABLE
RESISTOR
1663
5975-01-253-6582INTERCHANGEABLE
CHASE NIPPLE,CONDUIT
1663
3413-01-258-0435INTERCHANGEABLE
DRILLING MACHINE,UPRIGHT
1663

Frequently Asked Questions

What is NSN 1730-00-204-0867?

NSN 1730-00-204-0867 is a Ladder,aircraft Boarding, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1730-00-204-0867?

NSN 1730-00-204-0867 has 3 cross-referenced part numbers: 37X89811-1 (Northrop Grumman Systems Corporation), 37X89811-3 (Northrop Grumman Systems Corporation), 1663 (Alaco Ladder Company).

What NSN replaces 1730-00-204-0867?

There are 12 known substitutes for 1730-00-204-0867: 4920-00-116-1668, 1650-00-322-5179, 5950-00-438-6476 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37X89811-1?

Key specifications for 37X89811-1: Material: ALUMINUM STEP; Safety Shoes: INCLUDED; Crosspiece Type and Quantity: 7 STEP; Crosspiece Tread: NOT INCLUDED. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1730-00-204-0867 still in active supply?

NSN 1730-00-204-0867 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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