PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1ARN6Wrench,torque

W.w. Grainger, Inc. Div Government Sales Division · NSN 5120-01-399-9051 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-399-9051 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-9051. Primary manufacturer part number: 1ARN6.
Features
  • Wrench,torque — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Torque Scale Graduation: 2.00 FOOT-POUNDS FT
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Style Designator: MICROMETER END DRIVE
  • Material: STEEL OVERALL
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Specification/standard Data: 0U583-SAE AS28431 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,torque, cataloged under National Stock Number 5120-01-399-9051, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 6 manufacturers, 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
NSN5120-01-399-9051
Primary Part Number1ARN6
Item NameWrench,torque
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerW.w. Grainger, Inc. Div Government Sales Division
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
Torque Scale Graduation2.00 FOOT-POUNDS FT
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Style DesignatorMICROMETER END DRIVE
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END EXTERNAL
Specification/standard Data0U583-SAE AS28431 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Torque Signal MethodAUDIBLE
Furnished ItemsCASE
Torque Capacity90.0 FOOT-POUNDS MINIMUM AND 600.0 FOOT-POUNDS MAXIMUM AND 14.5 METER-KILOGRAMS MINIMUM AND 85.0 METER-KILOGRAMS MAXIMUM FT
Torque Indicating MechanismMICROMETER
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-023-192611462551 INTERCHANGEABLE
Adapter,connector
Us Army Aviation and Missile Command
5930-00-234-4901BE54 INTERCHANGEABLE
Switch,box
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4730-00-249-2032 INTERCHANGEABLE
Tee,pipe
5970-00-281-089915Y INTERCHANGEABLE
Insulator,washer
Reliance Comm/tec Corp Lorain Products Div
6610-00-390-84166017B INTERCHANGEABLE
Accelerometer,mechanical
Novatronics Inccurtiss-Wright Controls Em Technologies
6320-00-468-3296 INTERCHANGEABLE
Disc with Wheel
6115-00-474-3564 INTERCHANGEABLE
Extension Assy-Gov
3110-00-555-5423 INTERCHANGEABLE
Bearing,ball,annular
6625-00-837-1895 INTERCHANGEABLE
Shunt,instrument
3120-00-931-8336 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
1ARN6 W.w. Grainger, Inc. Div Government Sales Division (USA)
6017B The Stanley Works Dba Stanley Proto (USA)
B107.14 The American Society of Mechanical Engineers (USA)
B107.14 TY2CLAST1DEA General Services Administration Federal Supply Service (USA)
426F15 W.w. Grainger, Inc. Div Government Sales Division (USA)
AS28431 Sae International Dba Sae International (USA)
AS28431 Society of Automotive Engineers Inc (USA)
B107.300 The American Society of Mechanical Engineers (USA)
AS28431 TY1CL1 General Services Administration Federal Supply Service (USA)
J6017B The Stanley Works Dba Stanley Proto (USA)
6017 The Stanley Works Dba Stanley Proto (USA)
Related Parts
5935-00-023-1926INTERCHANGEABLE
ADAPTER,CONNECTOR
11462551
5930-00-234-4901INTERCHANGEABLE
SWITCH,BOX
BE54
4730-00-249-2032INTERCHANGEABLE
TEE,PIPE
5970-00-281-0899INTERCHANGEABLE
INSULATOR,WASHER
15Y
6610-00-390-8416INTERCHANGEABLE
ACCELEROMETER,MECHANICAL
6017B
6320-00-468-3296INTERCHANGEABLE
DISC WITH WHEEL
6115-00-474-3564INTERCHANGEABLE
EXTENSION ASSY-GOV
3110-00-555-5423INTERCHANGEABLE
BEARING,BALL,ANNULAR
6625-00-837-1895INTERCHANGEABLE
SHUNT,INSTRUMENT
3120-00-931-8336INTERCHANGEABLE
BEARING,SLEEVE
5940-00-983-6085INTERCHANGEABLE
TERMINAL BOARD
4720-01-026-0931INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
6017-1-6

Frequently Asked Questions

What is NSN 5120-01-399-9051?

NSN 5120-01-399-9051 is a Wrench,torque, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-399-9051?

NSN 5120-01-399-9051 has 11 cross-referenced part numbers: 1ARN6 (W.w. Grainger, Inc. Div Government Sales Division), 6017B (The Stanley Works Dba Stanley Proto), B107.14 (The American Society of Mechanical Engineers), B107.14 TY2CLAST1DEA (General Services Administration Federal Supply Service), 426F15 (W.w. Grainger, Inc. Div Government Sales Division) and 6 more.

What NSN replaces 5120-01-399-9051?

There are 12 known substitutes for 5120-01-399-9051: 5935-00-023-1926, 5930-00-234-4901, 4730-00-249-2032 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1ARN6?

Key specifications for 1ARN6: Surface Treatment: CHROMIUM OVERALL; Torque Scale Graduation: 2.00 FOOT-POUNDS FT; Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN; Style Designator: MICROMETER END DRIVE. 14 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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