PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8106Wrench,ratchet

Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters · NSN 5120-00-540-2351 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-540-2351 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-540-2351. Primary manufacturer part number: 8106.
Features
  • Wrench,ratchet — FSC 5120
  • Surface Treatment: CHROMIUM AND NICKEL AND OXIDE OVERALL
  • Material: STEEL OVERALL
  • Wrenching Surface Shape: SQUARE SECOND END INTERNAL
  • Wrenching Surface Size: 0.375 INCHES NOMINAL SECOND END IN
  • Wrenching Surface Shape: 12 POINT FIRST END INTERNAL
  • Style Designator: STRAIGHT DOUBLE HEAD
  • Wrenching Surface Size: 0.375 INCHES NOMINAL FIRST END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,ratchet, cataloged under National Stock Number 5120-00-540-2351, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters. Government technical data includes 7 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-540-2351
Primary Part Number8106
Item NameWrench,ratchet
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIngersoll-Rand Co Proto Tool Div Tool Group Headquarters
StatusACTIVE
Surface TreatmentCHROMIUM AND NICKEL AND OXIDE OVERALL
MaterialSTEEL OVERALL
Wrenching Surface ShapeSQUARE SECOND END INTERNAL
Wrenching Surface Size0.375 INCHES NOMINAL SECOND END IN
Wrenching Surface Shape12 POINT FIRST END INTERNAL
Style DesignatorSTRAIGHT DOUBLE HEAD
Wrenching Surface Size0.375 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-061-03928 SC 8 INTERCHANGEABLE
Nipple,tube
Parker-Hannifin Corporation Div Instrumentation Products Division
5960-00-132-3104 INTERCHANGEABLE
Electron Tube
5940-00-156-7196MS77072-2 INTERCHANGEABLE
Terminal,lug
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3120-00-354-4393190008A INTERCHANGEABLE
Bearing,sleeve
Dresser, Llc
5905-00-537-67428106 INTERCHANGEABLE
Resistor,fixed,composition
Bi Technologies Corporation Div Bi Technologies Corp.
5342-00-913-7293810-6 INTERCHANGEABLE
Coupling,clamp,grooved
Michigan Dynamics Inc
5305-01-120-5885 INTERCHANGEABLE
Screw Cap
6145-01-227-84754318 INTERCHANGEABLE
Cable,special Purpose,electrical
Janor Wire & Cable Corp
6145-01-229-3623SAE-J1127 TYPE SGT 6AWG-BLK INTERCHANGEABLE
Wire,electrical
Sae International Dba Sae International
3120-01-278-20648106 INTERCHANGEABLE
Bushing,sleeve
Greno Industries, Inc. Dba Greno Industries Inc
Cross-Reference Index
Part NumberManufacturer
8106 Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters (USA)
Related Parts
4730-00-061-0392INTERCHANGEABLE
NIPPLE,TUBE
8 SC 8
5960-00-132-3104INTERCHANGEABLE
ELECTRON TUBE
5940-00-156-7196INTERCHANGEABLE
TERMINAL,LUG
MS77072-2
3120-00-354-4393INTERCHANGEABLE
BEARING,SLEEVE
190008A
5905-00-537-6742INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
8106
5342-00-913-7293INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
810-6
5305-01-120-5885INTERCHANGEABLE
SCREW CAP
6145-01-227-8475INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
4318
6145-01-229-3623INTERCHANGEABLE
WIRE,ELECTRICAL
SAE-J1127 TYPE SGT 6AWG-BLK
3120-01-278-2064INTERCHANGEABLE
BUSHING,SLEEVE
8106
6060-01-348-5246INTERCHANGEABLE
ADHESIVE,SPLICE,FIBER OPTIC
8106
5330-01-350-4384INTERCHANGEABLE
GASKET
8106

Frequently Asked Questions

What is NSN 5120-00-540-2351?

NSN 5120-00-540-2351 is a Wrench,ratchet, manufactured by Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-540-2351?

NSN 5120-00-540-2351 has 1 cross-referenced part number: 8106 (Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters).

What NSN replaces 5120-00-540-2351?

There are 12 known substitutes for 5120-00-540-2351: 4730-00-061-0392, 5960-00-132-3104, 5940-00-156-7196 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8106?

Key specifications for 8106: Surface Treatment: CHROMIUM AND NICKEL AND OXIDE OVERALL; Material: STEEL OVERALL; Wrenching Surface Shape: SQUARE SECOND END INTERNAL; Wrenching Surface Size: 0.375 INCHES NOMINAL SECOND END IN. 8 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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