PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1ANR8Wrench,open End

W.w. Grainger, Inc. Div Government Sales Division · NSN 5120-01-399-8817 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-399-8817 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-8817. Primary manufacturer part number: 1ANR8.
Features
  • Wrench,open End — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Style Designator: DOUBLE HEAD
  • Nondefinitive Spec/std Data: 1 TYPE
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
  • Specification/standard Data: 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Large End Head Angle: 15.0 DEGREES NOMINAL
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-399-8817, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-399-8817
Primary Part Number1ANR8
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerW.w. Grainger, Inc. Div Government Sales Division
StatusCANCELLED
Surface TreatmentCHROMIUM OVERALL
Style DesignatorDOUBLE HEAD
Nondefinitive Spec/std Data1 TYPE
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Specification/standard Data05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Large End Head Angle15.0 DEGREES NOMINAL
MaterialSTEEL OVERALL
Wrenching Surface Size16.0 MILLIMETERS NOMINAL FIRST END MM
Small End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Size17.0 MILLIMETERS NOMINAL SECOND END MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
1680-00-166-5862966358 INTERCHANGEABLE
Piston Assembly,flo
Kidde Technologies, Inc Div Kidde Aerospace and Defense
2910-01-443-622731649 INTERCHANGEABLE
Filter Element,fluid
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Cross-Reference Index
Part NumberManufacturer
1ANR8 W.w. Grainger, Inc. Div Government Sales Division (USA)
31617 The Stanley Works Dba Stanley Proto (USA)
J31617 The Stanley Works Dba Stanley Proto (USA)
B107.100 The American Society of Mechanical Engineers (USA)
B107.100 CAT 39 TY1 General Services Administration Federal Supply Service (USA)
B107.39 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.39 The American Society of Mechanical Engineers (USA)
Related Parts
1680-00-166-5862INTERCHANGEABLE
PISTON ASSEMBLY,FLO
966358
2910-01-443-6227INTERCHANGEABLE
FILTER ELEMENT,FLUID
31649

Frequently Asked Questions

What is NSN 5120-01-399-8817?

NSN 5120-01-399-8817 is a Wrench,open End, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-399-8817?

NSN 5120-01-399-8817 has 7 cross-referenced part numbers: 1ANR8 (W.w. Grainger, Inc. Div Government Sales Division), 31617 (The Stanley Works Dba Stanley Proto), J31617 (The Stanley Works Dba Stanley Proto), B107.100 (The American Society of Mechanical Engineers), B107.100 CAT 39 TY1 (General Services Administration Federal Supply Service) and 2 more.

What NSN replaces 5120-01-399-8817?

There are 2 known substitutes for 5120-01-399-8817: 1680-00-166-5862, 2910-01-443-6227. Verify interchangeability with system specifications before substitution.

What are the specifications of 1ANR8?

Key specifications for 1ANR8: Surface Treatment: CHROMIUM OVERALL; Style Designator: DOUBLE HEAD; Nondefinitive Spec/std Data: 1 TYPE; Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-399-8817 still in active supply?

NSN 5120-01-399-8817 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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