PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8037021216Wrench,open End

Lemvigh-Muller A/s · NSN 5120-00-203-4811 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-203-4811 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-203-4811. Primary manufacturer part number: 8037021216.
Features
  • Wrench,open End — FSC 5120
  • Head Angle: 30.0 DEGREES NOMINAL
  • Material: STEEL OVERALL
  • Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
  • Torque Capacity: 1000.0 INCH-POUNDS MINIMUM IN
  • Style Designator: SINGLE HEAD
  • Wrenching Surface Size: 1.062 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-00-203-4811, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Lemvigh-Muller A/s. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 13 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
NSN5120-00-203-4811
Primary Part Number8037021216
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerLemvigh-Muller A/s
StatusCANCELLED
Head Angle30.0 DEGREES NOMINAL
MaterialSTEEL OVERALL
Hardness Rating40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Torque Capacity1000.0 INCH-POUNDS MINIMUM IN
Style DesignatorSINGLE HEAD
Wrenching Surface Size1.062 INCHES NOMINAL SINGLE END IN
Surface TreatmentNICKEL AND CHROMIUM OVERALL
Head Thickness0.250 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
9390-00-141-7567 INTERCHANGEABLE
Nonmetallic Channel
3455-00-240-484828-034 INTERCHANGEABLE
Blade,band Saw,metal Cutting
Delta Intl Machinery Corp
3020-00-287-824114-3-4 INTERCHANGEABLE
Pulley,groove
Dana Off Highway Products, Llc
6240-00-369-9768 INTERCHANGEABLE
Lamp,incandescent
2530-00-423-6944 INTERCHANGEABLE
Roller,track
5935-00-629-95371434 INTERCHANGEABLE
Socket Assembly,plug-in Electron
Vector Electronics & Technology Inc
5330-00-703-82311434 INTERCHANGEABLE
Gasket
Maremont Corp
2920-00-764-7913114-34 INTERCHANGEABLE
Cover Assembly,hous
Motorola Automotive Electronics
5940-00-820-62341413-4 INTERCHANGEABLE
Terminal,lug
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5365-00-852-6841 INTERCHANGEABLE
Spacer,sleeve
Cross-Reference Index
Part NumberManufacturer
8037021216 Lemvigh-Muller A/s (DNK)
A-A-1353 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
1434 Wright Tool Company, Llc (USA)
28-034 Armstrong Bros Tool Co (USA)
28-034 Satair A/s (DNK)
1234 Bonney Forge Corp (USA)
28-034 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
5551A36 Mcmaster-Carr Supply Co (USA)
28-034 Apex Tool Group, Llc Dba Nicholson (USA)
1234 Utica Tool Co Inc (USA)
GGG-W-636 TY17CL3 General Services Administration Federal Supply Service (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
1234 Martin Sprocket and Gear Inc (USA)
Related Parts
9390-00-141-7567INTERCHANGEABLE
NONMETALLIC CHANNEL
3455-00-240-4848INTERCHANGEABLE
BLADE,BAND SAW,METAL CUTTING
28-034
3020-00-287-8241INTERCHANGEABLE
PULLEY,GROOVE
14-3-4
6240-00-369-9768INTERCHANGEABLE
LAMP,INCANDESCENT
2530-00-423-6944INTERCHANGEABLE
ROLLER,TRACK
5935-00-629-9537INTERCHANGEABLE
SOCKET ASSEMBLY,PLUG-IN ELECTRON
1434
5330-00-703-8231INTERCHANGEABLE
GASKET
1434
2920-00-764-7913INTERCHANGEABLE
COVER ASSEMBLY,HOUS
114-34
5940-00-820-6234INTERCHANGEABLE
TERMINAL,LUG
1413-4
5365-00-852-6841INTERCHANGEABLE
SPACER,SLEEVE
4730-00-908-3194INTERCHANGEABLE
CLAMP,HOSE
4210-01-038-8883INTERCHANGEABLE
ACTUATOR,MANUAL
28034

Frequently Asked Questions

What is NSN 5120-00-203-4811?

NSN 5120-00-203-4811 is a Wrench,open End, manufactured by Lemvigh-Muller A/s, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-203-4811?

NSN 5120-00-203-4811 has 13 cross-referenced part numbers: 8037021216 (Lemvigh-Muller A/s), A-A-1353 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 1434 (Wright Tool Company, Llc), 28-034 (Armstrong Bros Tool Co), 28-034 (Satair A/s) and 8 more.

What NSN replaces 5120-00-203-4811?

There are 12 known substitutes for 5120-00-203-4811: 9390-00-141-7567, 3455-00-240-4848, 3020-00-287-8241 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8037021216?

Key specifications for 8037021216: Special Features: FORGED STEEL; Head Angle: 30.0 DEGREES NOMINAL; Material: STEEL OVERALL; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-203-4811 still in active supply?

NSN 5120-00-203-4811 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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