PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4478Wrench,torque

Wright Tool Co · NSN 5120-01-512-9197 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-512-9197 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-512-9197. Primary manufacturer part number: 4478.
Features
  • Wrench,torque — FSC 5120
  • Torque Indicating Mechanism: MICROMETER
  • Torque Scale Graduation: 1.00 FOOT-POUNDS FT
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Style Designator: MICROMETER END DRIVE
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Torque Capacity: 30.0 FOOT-POUNDS MINIMUM AND 250.0 FOOT-POUNDS MAXIMUM FT
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,torque, cataloged under National Stock Number 5120-01-512-9197, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wright Tool Co. Government technical data includes 9 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-512-9197
Primary Part Number4478
Item NameWrench,torque
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWright Tool Co
StatusACTIVE
Torque Indicating MechanismMICROMETER
Torque Scale Graduation1.00 FOOT-POUNDS FT
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Style DesignatorMICROMETER END DRIVE
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Torque Capacity30.0 FOOT-POUNDS MINIMUM AND 250.0 FOOT-POUNDS MAXIMUM FT
Torque Signal MethodAUDIBLE AND FEEL IMPULSE
Drive End ShapeSQUARE SINGLE END EXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6210-00-135-700844-78 INTERCHANGEABLE
Light,indicator
Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Illinois Tool Works
5360-00-291-12324478 INTERCHANGEABLE
Spring,helical,compression
Leslie Controls, Inc. Dba Leslie Controls Inc
3020-00-351-9592 INTERCHANGEABLE
Gear,spur
5120-00-369-3534405-4105-538528ALT2 INTERCHANGEABLE
Wrench,spanner
Naval Ship Systems Command
4820-00-614-20324478 INTERCHANGEABLE
Seat,valve
Lockheed Martin Corporation Div Rms
6240-00-691-0369149518 INTERCHANGEABLE
Lamp,incandescent
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5915-01-038-3884 INTERCHANGEABLE
Filter,band Pass
6515-01-555-1111CX7050 INTERCHANGEABLE
Handpiece,surgical Apparatus
Bausch & Lomb Incorporated Div Surgical
6515-01-703-40284003 INTERCHANGEABLE
Sensor,oxygen Monitoring
Masimo Corporation
Cross-Reference Index
Part NumberManufacturer
7242760-001 Naval Sea Systems Command (USA)
4478 PRIMARY Wright Tool Co (USA)
Related Parts
6210-00-135-7008INTERCHANGEABLE
LIGHT,INDICATOR
44-78
5360-00-291-1232INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4478
3020-00-351-9592INTERCHANGEABLE
GEAR,SPUR
5120-00-369-3534INTERCHANGEABLE
WRENCH,SPANNER
405-4105-538528ALT2
4820-00-614-2032INTERCHANGEABLE
SEAT,VALVE
4478
6240-00-691-0369INTERCHANGEABLE
LAMP,INCANDESCENT
149518
5915-01-038-3884INTERCHANGEABLE
FILTER,BAND PASS
6515-01-555-1111INTERCHANGEABLE
HANDPIECE,SURGICAL APPARATUS
CX7050
6515-01-703-4028INTERCHANGEABLE
SENSOR,OXYGEN MONITORING
4003

Frequently Asked Questions

What is NSN 5120-01-512-9197?

NSN 5120-01-512-9197 is a Wrench,torque, manufactured by Wright Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-512-9197?

NSN 5120-01-512-9197 has 2 cross-referenced part numbers: 7242760-001 (Naval Sea Systems Command), 4478 (Wright Tool Co).

What NSN replaces 5120-01-512-9197?

There are 9 known substitutes for 5120-01-512-9197: 6210-00-135-7008, 5360-00-291-1232, 3020-00-351-9592 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4478?

Key specifications for 4478: Torque Indicating Mechanism: MICROMETER; Torque Scale Graduation: 1.00 FOOT-POUNDS FT; Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Style Designator: MICROMETER END DRIVE. 11 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