PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LTA4042Wrench,open End

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-428-8233 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-428-8233 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-8233. Primary manufacturer part number: LTA4042.
Features
  • Wrench,open End — FSC 5120
  • Style Designator: THIN DOUBLE HEAD
  • Specification/standard Data: 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 1.250 INCHES NOMINAL FIRST END IN
  • Wrenching Surface Size: 1.312 INCHES NOMINAL SECOND END IN
  • Material: STEEL OVERALL
  • Large End Head Angle: 15.0 DEGREES NOMINAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-428-8233, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5120-01-428-8233
Primary Part NumberLTA4042
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Style DesignatorTHIN DOUBLE HEAD
Specification/standard Data05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size1.250 INCHES NOMINAL FIRST END IN
Wrenching Surface Size1.312 INCHES NOMINAL SECOND END IN
MaterialSTEEL OVERALL
Large End Head Angle15.0 DEGREES NOMINAL
Small End Head Angle15.0 DEGREES NOMINAL
Nondefinitive Spec/std Data3 TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-184-8621 INTERCHANGEABLE
Wrench,open End
5120-00-277-1322 INTERCHANGEABLE
Wrench,open End
5120-00-277-2327 INTERCHANGEABLE
Wrench,open End
5120-00-277-2328 INTERCHANGEABLE
Wrench,open End
5120-00-277-2329 INTERCHANGEABLE
Wrench,open End
5120-00-277-4833 INTERCHANGEABLE
Wrench,open End
5120-00-473-6538 INTERCHANGEABLE
Wrench,open End
5120-00-541-0895 INTERCHANGEABLE
Wrench,open End
5120-01-399-9902 INTERCHANGEABLE
Wrench,open End
5120-01-400-0242 INTERCHANGEABLE
Wrench,open End
Cross-Reference Index
Part NumberManufacturer
B107.100 The American Society of Mechanical Engineers (USA)
LTA4042 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.100 CAT 39 TY3 General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-184-8621INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-1322INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-2327INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-2328INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-2329INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-4833INTERCHANGEABLE
WRENCH,OPEN END
5120-00-473-6538INTERCHANGEABLE
WRENCH,OPEN END
5120-00-541-0895INTERCHANGEABLE
WRENCH,OPEN END
5120-01-399-9902INTERCHANGEABLE
WRENCH,OPEN END
5120-01-400-0242INTERCHANGEABLE
WRENCH,OPEN END
5120-01-428-8244INTERCHANGEABLE
WRENCH,OPEN END
LTA5460
5120-01-428-8284INTERCHANGEABLE
WRENCH,OPEN END

Frequently Asked Questions

What is NSN 5120-01-428-8233?

NSN 5120-01-428-8233 is a Wrench,open End, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-428-8233?

NSN 5120-01-428-8233 has 3 cross-referenced part numbers: B107.100 (The American Society of Mechanical Engineers), LTA4042 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.100 CAT 39 TY3 (General Services Administration Federal Supply Service).

What NSN replaces 5120-01-428-8233?

There are 12 known substitutes for 5120-01-428-8233: 5120-00-184-8621, 5120-00-277-1322, 5120-00-277-2327 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LTA4042?

Key specifications for LTA4042: Style Designator: THIN DOUBLE HEAD; Specification/standard Data: 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Size: 1.250 INCHES NOMINAL FIRST END IN. 10 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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