PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

395424Gear

Spalla Inc · NSN 2520-00-708-6621 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-708-6621 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-708-6621. Primary manufacturer part number: 395424.
Features
  • Gear — FSC 2520
  • 4 verified cross-references
  • Primary manufacturer: Spalla Inc
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear, cataloged under National Stock Number 2520-00-708-6621, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Spalla Inc. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear
FSC / FSG2520 — No Item Name Available (FSG 25)
ManufacturersSpalla Inc (CAGE 22852); Brockway Motor Trucks Div of Mack Trucks Inc (CAGE 08683); Kaitlin Corp (CAGE 63734); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207)
Technical Specifications
ParameterValue
NSN2520-00-708-6621
Primary Part Number395424
Item NameGear
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerSpalla Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3020-00-219-89985863 INTERCHANGEABLE
Gear Cluster
Eaton Corp Transmission Div
5120-00-240-8704 INTERCHANGEABLE
Extension,socket Wrench
5960-00-261-8671 INTERCHANGEABLE
Electron Tube
5950-00-465-78462678862 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-949-74011802910 INTERCHANGEABLE
Transformer,audio Frequency
Northrop Grumman Systems Corporation
5305-01-101-24365863 INTERCHANGEABLE
Screw
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
6145-01-157-09338621 INTERCHANGEABLE
Cable,power,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5975-01-290-1617 INTERCHANGEABLE
Elbow,electrical Conduit
6520-01-354-87125863 INTERCHANGEABLE
Post,endodontic
Dentalez, Inc. Dba Star Dental
Cross-Reference Index
Part NumberManufacturer
395424 Spalla Inc (USA)
231804 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
5863 Kaitlin Corp (USA)
7086621 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
3020-00-219-8998INTERCHANGEABLE
GEAR CLUSTER
5863
5120-00-240-8704INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5960-00-261-8671INTERCHANGEABLE
ELECTRON TUBE
5950-00-465-7846INTERCHANGEABLE
TRANSFORMER,POWER
2678862
5950-00-949-7401INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
1802910
5305-01-101-2436INTERCHANGEABLE
SCREW
5863
6145-01-157-0933INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
8621
5975-01-290-1617INTERCHANGEABLE
ELBOW,ELECTRICAL CONDUIT
6520-01-354-8712INTERCHANGEABLE
POST,ENDODONTIC
5863

Frequently Asked Questions

What is NSN 2520-00-708-6621?

NSN 2520-00-708-6621 is a Gear, manufactured by Spalla Inc, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-708-6621?

NSN 2520-00-708-6621 has 4 cross-referenced part numbers: 395424 (Spalla Inc), 231804 (Brockway Motor Trucks Div of Mack Trucks Inc), 5863 (Kaitlin Corp), 7086621 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2520-00-708-6621?

There are 9 known substitutes for 2520-00-708-6621: 3020-00-219-8998, 5120-00-240-8704, 5960-00-261-8671 and 6 more. Verify interchangeability with system specifications before substitution.

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