PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ES-607-11X12Wrench,open End

Emporium Specialties Co Inc · NSN 5120-01-139-0323 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-139-0323 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-139-0323. Primary manufacturer part number: ES-607-11X12.
Features
  • Wrench,open End — FSC 5120
  • Wrenching Surface Size: 12.0 MILLIMETERS NOMINAL SECOND END MM
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 11.0 MILLIMETERS NOMINAL FIRST END MM
  • Style Designator: DOUBLE HEAD
  • Material: STEEL OVERALL
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
  • Large End Head Angle: 60.0 DEGREES NOMINAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-139-0323, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Emporium Specialties Co Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN5120-01-139-0323
Primary Part NumberES-607-11X12
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEmporium Specialties Co Inc
StatusACTIVE
Wrenching Surface Size12.0 MILLIMETERS NOMINAL SECOND END MM
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size11.0 MILLIMETERS NOMINAL FIRST END MM
Style DesignatorDOUBLE HEAD
MaterialSTEEL OVERALL
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Large End Head Angle60.0 DEGREES NOMINAL
Small End Head Angle15.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-187-7126 INTERCHANGEABLE
Wrench,open End
5310-00-193-7577105090-503 INTERCHANGEABLE
Washer,lock
Raytheon Company
5999-00-240-4323A1727 INTERCHANGEABLE
Contact,electrical
Grimes Aerospace Company
6625-00-345-80981727 INTERCHANGEABLE
Meter,null
General Microwave Corporation Div Kratos Microwave Electronics
4730-00-510-1306930904 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Eaton Aerospace, Llc Dba Jackson South
5330-00-963-2640 INTERCHANGEABLE
Gasket
1680-01-101-7106 INTERCHANGEABLE
Guide,roller
5950-01-255-3945445-0301-001 INTERCHANGEABLE
Reactor
The Boeing Company Div Legacy Boeing Hb1
5340-01-280-59691727 INTERCHANGEABLE
Stay,locking
Stanley Black & Decker, Inc.
2530-01-344-6207 INTERCHANGEABLE
Insert,hub,steering Wheel
Cross-Reference Index
Part NumberManufacturer
KD-2368 Cornwell Quality Tools Company, the (USA)
IWM-1112 Cornwell Quality Tools Company, the (USA)
1727 Wilde Tool Co., Inc. (USA)
ES-607-11X12 PRIMARY Emporium Specialties Co Inc (USA)
Related Parts
5120-00-187-7126INTERCHANGEABLE
WRENCH,OPEN END
5310-00-193-7577INTERCHANGEABLE
WASHER,LOCK
105090-503
5999-00-240-4323INTERCHANGEABLE
CONTACT,ELECTRICAL
A1727
6625-00-345-8098INTERCHANGEABLE
METER,NULL
1727
4730-00-510-1306INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
930904
5330-00-963-2640INTERCHANGEABLE
GASKET
1680-01-101-7106INTERCHANGEABLE
GUIDE,ROLLER
5950-01-255-3945INTERCHANGEABLE
REACTOR
445-0301-001
5340-01-280-5969INTERCHANGEABLE
STAY,LOCKING
1727
2530-01-344-6207INTERCHANGEABLE
INSERT,HUB,STEERING WHEEL
4820-01-408-7019INTERCHANGEABLE
SEAT,VALVE
1727
5136-01-431-6419INTERCHANGEABLE
TAP,THREAD CUTTING
1727

Frequently Asked Questions

What is NSN 5120-01-139-0323?

NSN 5120-01-139-0323 is a Wrench,open End, manufactured by Emporium Specialties Co Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-139-0323?

NSN 5120-01-139-0323 has 4 cross-referenced part numbers: KD-2368 (Cornwell Quality Tools Company, the), IWM-1112 (Cornwell Quality Tools Company, the), 1727 (Wilde Tool Co., Inc.), ES-607-11X12 (Emporium Specialties Co Inc).

What NSN replaces 5120-01-139-0323?

There are 12 known substitutes for 5120-01-139-0323: 5120-00-187-7126, 5310-00-193-7577, 5999-00-240-4323 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ES-607-11X12?

Key specifications for ES-607-11X12: Wrenching Surface Size: 12.0 MILLIMETERS NOMINAL SECOND END MM; Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Size: 11.0 MILLIMETERS NOMINAL FIRST END MM; Style Designator: DOUBLE HEAD. 9 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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