PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11543Wrench,box and Open End,combinat

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-653-0078 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-653-0078 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-653-0078. Primary manufacturer part number: 11543.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 43.0 MILLIMETERS NOMINAL BOTH ENDS MM
  • Wrenching Surface Shape: 12 POINT SECOND END INTERNAL
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
  • Wrenching End Offset Angle: 15.0 DEGREES NOMINAL
  • Surface Treatment: CHROMIUM OVERALL
  • Style Designator: OFFSET
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-653-0078, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-653-0078
Primary Part Number11543
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
MaterialSTEEL OVERALL
Wrenching Surface Size43.0 MILLIMETERS NOMINAL BOTH ENDS MM
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Surface TreatmentCHROMIUM OVERALL
Style DesignatorOFFSET
Head Angle15.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-050-4203AS15001-1 INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5133-00-232-2868 INTERCHANGEABLE
Drill,twist
5325-00-276-5670 INTERCHANGEABLE
Stud,snap Fastener
3040-00-395-9494SM-B-157266 INTERCHANGEABLE
Shaft,straight
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4510-00-998-73507410102 INTERCHANGEABLE
Faucet,single
Mc Donald a Y Mfg Co
6610-01-014-3958 INTERCHANGEABLE
Scale,bank,aircraft
4130-01-177-4803 INTERCHANGEABLE
Cooling Coil,air,duct Type
5305-01-299-734711543 INTERCHANGEABLE
Screw,machine
Bowmar Llc Dba Bowmar Instrument Corp
5325-01-437-8194WHW-150 INTERCHANGEABLE
Ring,retaining
Smalley Steel Ring Co.
5930-01-465-361011543-102 INTERCHANGEABLE
Switch,toggle
U.s. Pioneer, L.l.c.
Cross-Reference Index
Part NumberManufacturer
11543 Williams J H Industrial Products Inc (USA)
11543 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
4730-00-050-4203INTERCHANGEABLE
FITTING,LUBRICATION
AS15001-1
5133-00-232-2868INTERCHANGEABLE
DRILL,TWIST
5325-00-276-5670INTERCHANGEABLE
STUD,SNAP FASTENER
3040-00-395-9494INTERCHANGEABLE
SHAFT,STRAIGHT
SM-B-157266
4510-00-998-7350INTERCHANGEABLE
FAUCET,SINGLE
7410102
6610-01-014-3958INTERCHANGEABLE
SCALE,BANK,AIRCRAFT
4130-01-177-4803INTERCHANGEABLE
COOLING COIL,AIR,DUCT TYPE
5305-01-299-7347INTERCHANGEABLE
SCREW,MACHINE
11543
5325-01-437-8194INTERCHANGEABLE
RING,RETAINING
WHW-150
5930-01-465-3610INTERCHANGEABLE
SWITCH,TOGGLE
11543-102

Frequently Asked Questions

What is NSN 5120-01-653-0078?

NSN 5120-01-653-0078 is a Wrench,box and Open End,combinat, 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 5120-01-653-0078?

NSN 5120-01-653-0078 has 2 cross-referenced part numbers: 11543 (Williams J H Industrial Products Inc), 11543 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-653-0078?

There are 10 known substitutes for 5120-01-653-0078: 4730-00-050-4203, 5133-00-232-2868, 5325-00-276-5670 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11543?

Key specifications for 11543: Overall Length: 21.625 INCHES NOMINAL IN; Material: STEEL OVERALL; Wrenching Surface Size: 43.0 MILLIMETERS NOMINAL BOTH ENDS MM; Wrenching Surface Shape: 12 POINT SECOND END INTERNAL. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com