PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3840Wrench,adjustable

Superior Tool · NSN 5120-01-735-8537 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-735-8537 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-735-8537. Primary manufacturer part number: 3840.
Features
  • Wrench,adjustable — FSC 5120
  • 1 verified cross-reference
  • Primary manufacturer: Superior Tool
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench,adjustable, cataloged under National Stock Number 5120-01-735-8537, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Superior Tool. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5120-01-735-8537
Primary Part Number3840
Item NameWrench,adjustable
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSuperior Tool
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3460-00-187-22083840 INTERCHANGEABLE
Dog,lathe
Caro, Inc. Dba South Bend Lathe
5310-00-369-2770568-4805-938260PC7 INTERCHANGEABLE
Nut,disc
Naval Ship Systems Command
3030-00-528-4746 INTERCHANGEABLE
Belt,v
5945-00-539-2733972-1295-00 INTERCHANGEABLE
Relay,electromagnetic
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
2805-00-679-80731851672 INTERCHANGEABLE
Guide,valve Stem
Chrysler Realty Company Llc Dba Daimler Chrysler
5365-00-834-2419 INTERCHANGEABLE
Spacer,plate
6610-01-225-64963840 INTERCHANGEABLE
Carrier,capsule
Kearflex Engineering Company
6515-01-417-800601-32-3840 INTERCHANGEABLE
Suction Apparatus,s
Allied Healthcare Products, Inc. Dba Allied
5995-01-513-0297PE3840 INTERCHANGEABLE
Cable Assembly,radio Frequency
Infinite Electronics International, Inc.
6550-01-553-01773840 INTERCHANGEABLE
Test Kit,bacteria Determination
Biofire Defense Llc
Cross-Reference Index
Part NumberManufacturer
3840 PRIMARY Superior Tool (USA)
Related Parts
3460-00-187-2208INTERCHANGEABLE
DOG,LATHE
3840
5310-00-369-2770INTERCHANGEABLE
NUT,DISC
568-4805-938260PC7
3030-00-528-4746INTERCHANGEABLE
BELT,V
5945-00-539-2733INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
972-1295-00
2805-00-679-8073INTERCHANGEABLE
GUIDE,VALVE STEM
1851672
5365-00-834-2419INTERCHANGEABLE
SPACER,PLATE
6610-01-225-6496INTERCHANGEABLE
CARRIER,CAPSULE
3840
6515-01-417-8006INTERCHANGEABLE
SUCTION APPARATUS,S
01-32-3840
5995-01-513-0297INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
PE3840
6550-01-553-0177INTERCHANGEABLE
TEST KIT,BACTERIA DETERMINATION
3840
6505-01-553-6713INTERCHANGEABLE
RABIES VACCINE
NDC49281-0252-51
4130-01-655-6734INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT

Frequently Asked Questions

What is NSN 5120-01-735-8537?

NSN 5120-01-735-8537 is a Wrench,adjustable, manufactured by Superior Tool, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-735-8537?

NSN 5120-01-735-8537 has 1 cross-referenced part number: 3840 (Superior Tool).

What NSN replaces 5120-01-735-8537?

There are 12 known substitutes for 5120-01-735-8537: 3460-00-187-2208, 5310-00-369-2770, 3030-00-528-4746 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3840?

Key specifications for 3840: Part Name Assigned by Controlling Agency: ADJUSTABLE COMBINATION WRENCH-6 PACK; End Item Identification: FITS SPUD NUTS, SLIP AND LOCK NUTS AND BASKET STRAINER NUTS. 2 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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