PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4426Handle,socket Wrench

Wright Tool Co · NSN 5120-01-335-8121 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-8121 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-8121. Primary manufacturer part number: 4426.
Features
  • Handle,socket Wrench — FSC 5120
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Style Designator: RATCHET
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Wright Tool Co
Applications
  • Applications requiring Steel Overall construction
General Description

The Handle,socket Wrench, cataloged under National Stock Number 5120-01-335-8121, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wright Tool Co. Government technical data includes 5 verified specifications, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-335-8121
Primary Part Number4426
Item NameHandle,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWright Tool Co
StatusACTIVE
Drive End ShapeSQUARE SINGLE END EXTERNAL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Style DesignatorRATCHET
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5315-00-010-346209-17 INTERCHANGEABLE
Key,woodruff
Dresser Industries Inc Leroi Div
2805-00-364-1282 INTERCHANGEABLE
Deflector,dirt and Liquid
5310-00-426-84628167-1-10 INTERCHANGEABLE
Nut,plain,hexagon
Chief of Engineers Dept of Army
6515-01-050-99584426 INTERCHANGEABLE
Catheter and Needle Unit,intrave
Critikon Inc Sub of Johnson and Johnson
5310-01-056-1382 INTERCHANGEABLE
Washer,flat
5305-01-092-8702411200-45 INTERCHANGEABLE
Screw,shoulder
Raytheon Company Dba Raytheon
6530-01-555-6854100501 INTERCHANGEABLE
Knob,pneumatic Traction System
Hospeq, Inc. Dba Hospeq Inc
Cross-Reference Index
Part NumberManufacturer
4426 PRIMARY Wright Tool Co (USA)
Related Parts
5315-00-010-3462INTERCHANGEABLE
KEY,WOODRUFF
09-17
2805-00-364-1282INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
5310-00-426-8462INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8167-1-10
6515-01-050-9958INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
4426
5310-01-056-1382INTERCHANGEABLE
WASHER,FLAT
5305-01-092-8702INTERCHANGEABLE
SCREW,SHOULDER
411200-45
6530-01-555-6854INTERCHANGEABLE
KNOB,PNEUMATIC TRACTION SYSTEM
100501

Frequently Asked Questions

What is NSN 5120-01-335-8121?

NSN 5120-01-335-8121 is a Handle,socket Wrench, manufactured by Wright Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-335-8121?

NSN 5120-01-335-8121 has 1 cross-referenced part number: 4426 (Wright Tool Co).

What NSN replaces 5120-01-335-8121?

There are 7 known substitutes for 5120-01-335-8121: 5315-00-010-3462, 2805-00-364-1282, 5310-00-426-8462 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4426?

Key specifications for 4426: Overall Length: 10.250 INCHES NOMINAL IN; Drive End Shape: SQUARE SINGLE END EXTERNAL; Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Special Features: ROUND HEAD; 45 TOOTH; STRAIGHT ROUND KNURLED STEEL HANDLE. 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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