PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30-318Wrench,box and Open End,combinat

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-654-1787 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-654-1787 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-654-1787. Primary manufacturer part number: 30-318.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Style Designator: OFFSET
  • Wrenching Surface Shape: 12 POINT SECOND END INTERNAL
  • Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Size: 0.563 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-654-1787, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-654-1787
Primary Part Number30-318
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Surface TreatmentCHROMIUM OVERALL
Style DesignatorOFFSET
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Size0.563 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-156-8222177003-57 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5136-00-242-5697 INTERCHANGEABLE
Tap,thread Cutting
5940-00-665-9559 INTERCHANGEABLE
Splice,conductor
5950-00-944-846130318 INTERCHANGEABLE
Reactor
Gte Products Corp Sylvania Miniature Lighting Div
5360-00-946-8754 INTERCHANGEABLE
Spring,helical,compression
4730-01-305-6873C30318 INTERCHANGEABLE
Strainer,sediment
Tate Andale, Llc
3110-01-338-693230318 INTERCHANGEABLE
Bearing,roller,tapered
Skf Usa Inc.
5985-01-381-5335G300817-1 INTERCHANGEABLE
Coupler,directional
L3harris Technologies, Inc Div Space & Airborne Systems
Cross-Reference Index
Part NumberManufacturer
30-318 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
3110-00-156-8222INTERCHANGEABLE
BEARING,BALL,ANNULAR
177003-57
5136-00-242-5697INTERCHANGEABLE
TAP,THREAD CUTTING
5940-00-665-9559INTERCHANGEABLE
SPLICE,CONDUCTOR
5950-00-944-8461INTERCHANGEABLE
REACTOR
30318
5360-00-946-8754INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4730-01-305-6873INTERCHANGEABLE
STRAINER,SEDIMENT
C30318
3110-01-338-6932INTERCHANGEABLE
BEARING,ROLLER,TAPERED
30318
5985-01-381-5335INTERCHANGEABLE
COUPLER,DIRECTIONAL
G300817-1

Frequently Asked Questions

What is NSN 5120-01-654-1787?

NSN 5120-01-654-1787 is a Wrench,box and Open End,combinat, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-654-1787?

NSN 5120-01-654-1787 has 1 cross-referenced part number: 30-318 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-654-1787?

There are 8 known substitutes for 5120-01-654-1787: 3110-00-156-8222, 5136-00-242-5697, 5940-00-665-9559 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30-318?

Key specifications for 30-318: Overall Length: 7.090 INCHES NOMINAL IN; Wrenching Surface Shape: OVAL FIRST END INTERNAL; Surface Treatment: CHROMIUM OVERALL; Style Designator: OFFSET. 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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