PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20307Wrench,box and Open End,combinat

Easco Hand Tools Inc · NSN 5120-01-349-1435 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-349-1435 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-349-1435. Primary manufacturer part number: 20307.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Head Angle: 15.0 DEGREES NOMINAL
  • Material: STEEL OVERALL
  • Wrenching End Offset Angle: 15.0 DEGREES NOMINAL
  • Surface Treatment: CHROMIUM OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE AND 4 CLASS AND B STYLE
  • Wrenching Surface Shape: 12 POINT SECOND END INTERNAL
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-349-1435, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Easco Hand Tools Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-349-1435
Primary Part Number20307
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEasco Hand Tools Inc
StatusCANCELLED
Head Angle15.0 DEGREES NOMINAL
MaterialSTEEL OVERALL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data2 TYPE AND 4 CLASS AND B STYLE
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Wrenching Surface Size7.0 MILLIMETERS NOMINAL BOTH ENDS MM
Style DesignatorOFFSET
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5975-00-442-30032142 INTERCHANGEABLE
Box Connector,electrical
Raco, a Division of Hubbell Incorporated(delaware)
5950-00-645-870320307 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
1630-00-832-209320307 INTERCHANGEABLE
Parts Kit,cure Date
Moog Inc
6340-00-942-131420-307 INTERCHANGEABLE
Component Board
Kidde Technologies, Inc Div Kidde Aerospace and Defense
3455-01-041-502350-10508 4533-7 INTERCHANGEABLE
Reamer,machine
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5920-01-138-1764 INTERCHANGEABLE
Fuseholder,block
5365-01-195-572520307 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
5950-01-314-803820307 INTERCHANGEABLE
Transformer,power
Allied Systems Company Dba Allied Systems Co
6685-01-337-1952 INTERCHANGEABLE
Gage,vacuum,indicating
5120-01-399-9450J412 INTERCHANGEABLE
Clamp,c
The Stanley Works Dba Stanley Proto
Cross-Reference Index
Part NumberManufacturer
20307 Easco Hand Tools Inc (USA)
20307 Apex Tool Group, Llc Dba Nicholson (USA)
AS955 Society of Automotive Engineers Inc (USA)
B107.100 The American Society of Mechanical Engineers (USA)
M7CLR Stanley Industrial & Automotive Llc (USA)
M7CL Stanley Industrial & Automotive Llc (USA)
AS954 Sae International Dba Sae International (USA)
AS955 TY3CL1STC General Services Administration Federal Supply Service (USA)
B107.6 TY1 General Services Administration Federal Supply Service (USA)
OEXM7B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS954 TY2CL4STB General Services Administration Federal Supply Service (USA)
M7CLKS Stanley Industrial & Automotive Llc (USA)
OEXM7 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.6 The American Society of Mechanical Engineers (USA)
20307 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
AS955 TY3CL1STB General Services Administration Federal Supply Service (USA)
AS955 Sae International Dba Sae International (USA)
Related Parts
5975-00-442-3003INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2142
5950-00-645-8703INTERCHANGEABLE
TRANSFORMER,POWER
20307
1630-00-832-2093INTERCHANGEABLE
PARTS KIT,CURE DATE
20307
6340-00-942-1314INTERCHANGEABLE
COMPONENT BOARD
20-307
3455-01-041-5023INTERCHANGEABLE
REAMER,MACHINE
50-10508 4533-7
5920-01-138-1764INTERCHANGEABLE
FUSEHOLDER,BLOCK
5365-01-195-5725INTERCHANGEABLE
SHIM
20307
5950-01-314-8038INTERCHANGEABLE
TRANSFORMER,POWER
20307
6685-01-337-1952INTERCHANGEABLE
GAGE,VACUUM,INDICATING
5120-01-399-9450INTERCHANGEABLE
CLAMP,C
J412
6240-01-463-5881INTERCHANGEABLE
LAMP,FLUORESCENT

Frequently Asked Questions

What is NSN 5120-01-349-1435?

NSN 5120-01-349-1435 is a Wrench,box and Open End,combinat, manufactured by Easco Hand Tools Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-349-1435?

NSN 5120-01-349-1435 has 17 cross-referenced part numbers: 20307 (Easco Hand Tools Inc), 20307 (Apex Tool Group, Llc Dba Nicholson), AS955 (Society of Automotive Engineers Inc), B107.100 (The American Society of Mechanical Engineers), M7CLR (Stanley Industrial & Automotive Llc) and 12 more.

What NSN replaces 5120-01-349-1435?

There are 11 known substitutes for 5120-01-349-1435: 5975-00-442-3003, 5950-00-645-8703, 1630-00-832-2093 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20307?

Key specifications for 20307: Head Angle: 15.0 DEGREES NOMINAL; Material: STEEL OVERALL; Wrenching End Offset Angle: 15.0 DEGREES NOMINAL; Surface Treatment: CHROMIUM OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-349-1435 still in active supply?

NSN 5120-01-349-1435 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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