PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

337D255-1Jack,leveling-Support

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5120-00-104-2236 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-104-2236 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-104-2236. Primary manufacturer part number: 337D255-1.
Features
  • Jack,leveling-Support — FSC 5120
  • Travel Distance: 26.000 INCHES NOMINAL IN
  • Base Type: SHOE
  • Shoe Diameter: 1.500 INCHES NOMINAL IN
  • Retracted Height: 35.000 INCHES NOMINAL IN
  • Pin Hole Adjustment Feature: NOT INCLUDED
  • Operating Mechanism Location: MOUNTING END
  • Mounting Method: BOLT FLANGE
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Jack,leveling-Support, cataloged under National Stock Number 5120-00-104-2236, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, 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
NSN5120-00-104-2236
Primary Part Number337D255-1
Item NameJack,leveling-Support
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Travel Distance26.000 INCHES NOMINAL IN
Base TypeSHOE
Shoe Diameter1.500 INCHES NOMINAL IN
Retracted Height35.000 INCHES NOMINAL IN
Pin Hole Adjustment FeatureNOT INCLUDED
Operating Mechanism LocationMOUNTING END
Mounting MethodBOLT FLANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-275-0072Q9981 INTERCHANGEABLE
Roller,bearing
Timken Aerospace, Inc Dba Torrington Product
4310-00-872-7971 INTERCHANGEABLE
Ring,piston
5136-01-672-058837815 INTERCHANGEABLE
Die,thread Cutting
Ridge Tool Company
Cross-Reference Index
Part NumberManufacturer
337D255 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
337D255H01 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
37815 Saginaw Products Corporation Dba Cignys (USA)
37815-1 Saginaw Products Corporation Dba Cignys (USA)
337D255-1 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
3110-00-275-0072INTERCHANGEABLE
ROLLER,BEARING
Q9981
4310-00-872-7971INTERCHANGEABLE
RING,PISTON
5136-01-672-0588INTERCHANGEABLE
DIE,THREAD CUTTING
37815

Frequently Asked Questions

What is NSN 5120-00-104-2236?

NSN 5120-00-104-2236 is a Jack,leveling-Support, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-104-2236?

NSN 5120-00-104-2236 has 5 cross-referenced part numbers: 337D255 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 337D255H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 37815 (Saginaw Products Corporation Dba Cignys), 37815-1 (Saginaw Products Corporation Dba Cignys), 337D255-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5120-00-104-2236?

There are 3 known substitutes for 5120-00-104-2236: 3110-00-275-0072, 4310-00-872-7971, 5136-01-672-0588. Verify interchangeability with system specifications before substitution.

What are the specifications of 337D255-1?

Key specifications for 337D255-1: Travel Distance: 26.000 INCHES NOMINAL IN; Base Type: SHOE; Shoe Diameter: 1.500 INCHES NOMINAL IN; Retracted Height: 35.000 INCHES NOMINAL IN. 7 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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