PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M203Wrench,torque

Wilmar Corporation · NSN 5120-01-677-7988 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-677-7988 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-677-7988. Primary manufacturer part number: M203.
Features
  • Wrench,torque — FSC 5120
  • Furnished Items: PLASTIC CASE
  • Torque Capacity: 50.0 FOOT-POUNDS MINIMUM AND 300.0 FOOT-POUNDS MAXIMUM FT
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Material: STEEL OVERALL
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Features Provided: REVERSIBLE RATCHET
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,torque, cataloged under National Stock Number 5120-01-677-7988, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wilmar Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-677-7988
Primary Part NumberM203
Item NameWrench,torque
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWilmar Corporation
StatusACTIVE
Furnished ItemsPLASTIC CASE
Torque Capacity50.0 FOOT-POUNDS MINIMUM AND 300.0 FOOT-POUNDS MAXIMUM FT
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END EXTERNAL
Features ProvidedREVERSIBLE RATCHET
Specification/standard Data0U583-SAE AS28431 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Torque Signal MethodFEEL IMPULSE
Torque Scale Graduation5.0 FOOT-POUNDS FT
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-183-5815102668-629 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5340-00-756-1474 INTERCHANGEABLE
Handle,door
5930-00-814-0366167986-1 INTERCHANGEABLE
Switch,thermostatic
Raytheon Company
4240-01-650-5015940300 INTERCHANGEABLE
Breathing Apparatus,self-Contain
Ocenco Inc
8910-01-655-1348M203 INTERCHANGEABLE
Milk,dry,nonfat
Amresco Inc.
Cross-Reference Index
Part NumberManufacturer
AS28431 TY2CL2 General Services Administration Federal Supply Service (USA)
AS28431 Sae International Dba Sae International (USA)
M203 PRIMARY Wilmar Corporation (USA)
Related Parts
3110-00-183-5815INTERCHANGEABLE
BEARING,BALL,ANNULAR
102668-629
5340-00-756-1474INTERCHANGEABLE
HANDLE,DOOR
5930-00-814-0366INTERCHANGEABLE
SWITCH,THERMOSTATIC
167986-1
4240-01-650-5015INTERCHANGEABLE
BREATHING APPARATUS,SELF-CONTAIN
940300
8910-01-655-1348INTERCHANGEABLE
MILK,DRY,NONFAT
M203

Frequently Asked Questions

What is NSN 5120-01-677-7988?

NSN 5120-01-677-7988 is a Wrench,torque, manufactured by Wilmar Corporation, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-677-7988?

NSN 5120-01-677-7988 has 3 cross-referenced part numbers: AS28431 TY2CL2 (General Services Administration Federal Supply Service), AS28431 (Sae International Dba Sae International), M203 (Wilmar Corporation).

What NSN replaces 5120-01-677-7988?

There are 5 known substitutes for 5120-01-677-7988: 3110-00-183-5815, 5340-00-756-1474, 5930-00-814-0366 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M203?

Key specifications for M203: Furnished Items: PLASTIC CASE; Overall Length: 30.0 INCHES NOMINAL IN; Torque Capacity: 50.0 FOOT-POUNDS MINIMUM AND 300.0 FOOT-POUNDS MAXIMUM FT; Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN. 12 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