PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3722Wrench,open End

Martin Sprocket and Gear Inc · NSN 5120-00-595-9017 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-595-9017 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-595-9017. Primary manufacturer part number: 3722.
Features
  • Wrench,open End — FSC 5120
  • Small End Head Thickness: 0.359 INCHES MAXIMUM IN
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 1.125 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: DOUBLE HEAD
  • Material: STEEL OVERALL
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Large End Head Angle: 60.0 DEGREES NOMINAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-00-595-9017, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Martin Sprocket and Gear Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-595-9017
Primary Part Number3722
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerMartin Sprocket and Gear Inc
StatusCANCELLED
Small End Head Thickness0.359 INCHES MAXIMUM IN
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size1.125 INCHES NOMINAL BOTH ENDS IN
Style DesignatorDOUBLE HEAD
MaterialSTEEL OVERALL
Small End Head Angle15.0 DEGREES NOMINAL
Large End Head Angle60.0 DEGREES NOMINAL
Nondefinitive Spec/std Data2 TYPE AND 3 CLASS
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Specification/standard Data05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Large End Head Thickness0.359 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6810-00-174-6585 INTERCHANGEABLE
Sodium Hydroxide
5120-00-184-86523717 INTERCHANGEABLE
Wrench,open End
Martin Sprocket and Gear Inc
5120-00-184-86533718 INTERCHANGEABLE
Wrench,open End
Martin Sprocket and Gear Inc
5120-00-184-86543719 INTERCHANGEABLE
Wrench,open End
Martin Sprocket and Gear Inc
6135-00-221-4720C18.1M-40-2000-0000 INTERCHANGEABLE
Battery,nonrechargeable
American National Standards Institute Incorporated Dba American National Standards Institute
6810-00-234-8373 INTERCHANGEABLE
Sodium Hydroxide
5985-00-287-73093722 INTERCHANGEABLE
Attenuator,variable
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5120-00-289-82095120002898209 INTERCHANGEABLE
Wrench,open End
General Services Administration Federal Supply Service
5120-00-289-8210 INTERCHANGEABLE
Wrench,open End
5120-00-289-8212 INTERCHANGEABLE
Wrench,open End
Cross-Reference Index
Part NumberManufacturer
GGG-W-636 TY16ST1 General Services Administration Federal Supply Service (USA)
3722 PRIMARY Martin Sprocket and Gear Inc (USA)
DA36 PRIMARY Stanley Industrial & Automotive Llc (USA)
B107.100 The American Society of Mechanical Engineers (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B107.100 CAT 39 TY2CL3 General Services Administration Federal Supply Service (USA)
A-A-1359 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
6810-00-174-6585INTERCHANGEABLE
SODIUM HYDROXIDE
5120-00-184-8652INTERCHANGEABLE
WRENCH,OPEN END
3717
5120-00-184-8653INTERCHANGEABLE
WRENCH,OPEN END
3718
5120-00-184-8654INTERCHANGEABLE
WRENCH,OPEN END
3719
6135-00-221-4720INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
C18.1M-40-2000-0000
6810-00-234-8373INTERCHANGEABLE
SODIUM HYDROXIDE
5985-00-287-7309INTERCHANGEABLE
ATTENUATOR,VARIABLE
3722
5120-00-289-8209INTERCHANGEABLE
WRENCH,OPEN END
5120002898209
5120-00-289-8210INTERCHANGEABLE
WRENCH,OPEN END
5120-00-289-8212INTERCHANGEABLE
WRENCH,OPEN END
5120-00-293-0053INTERCHANGEABLE
WRENCH,OPEN END
3716
5120-00-293-1794INTERCHANGEABLE
WRENCH,OPEN END

Frequently Asked Questions

What is NSN 5120-00-595-9017?

NSN 5120-00-595-9017 is a Wrench,open End, manufactured by Martin Sprocket and Gear Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-595-9017?

NSN 5120-00-595-9017 has 7 cross-referenced part numbers: GGG-W-636 TY16ST1 (General Services Administration Federal Supply Service), 3722 (Martin Sprocket and Gear Inc), DA36 (Stanley Industrial & Automotive Llc), B107.100 (The American Society of Mechanical Engineers), GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 5120-00-595-9017?

There are 12 known substitutes for 5120-00-595-9017: 6810-00-174-6585, 5120-00-184-8652, 5120-00-184-8653 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3722?

Key specifications for 3722: Overall Length: 10.750 INCHES MINIMUM IN; Small End Head Thickness: 0.359 INCHES MAXIMUM IN; Surface Treatment: CHROMIUM OVERALL; Special Features: FORGED STEEL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-595-9017 still in active supply?

NSN 5120-00-595-9017 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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