PartsTable TECHNICAL DATA SHEET
NSN 5120-01-677-8740Government record, cited

Adapter, Torque Wrench5120-01-677-8740

NSN 5120-01-677-8740 · NIIN 016778740 · Part number 5128
The Stanley Works Dba Stanley Proto · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 1CV05
Government record, cited
NSN 5120-01-677-8740 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-677-8740. Manufacturer of record part number: 5128.
Also searched as  5120-01-677-8740 · 5120016778740 · NIIN 016778740 · 01-677-8740 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 1CV05 · 5128
Nearby stock numbers  ·
Features
  • Adapter,torque Wrench — FSC 5120
  • Drive End Outside Diameter: 1.2656 INCHES NOMINAL IN
  • Wrenching End Head Thickness: 0.5156 INCHES NOMINAL IN
  • 1 manufacturer part number on file
  • Manufacturer of record: The Stanley Works Dba Stanley Proto
Identification
  • NSN: 5120-01-677-8740
  • NIIN: 016778740
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 5128
  • Manufacturer: The Stanley Works Dba Stanley Proto
General Description

The Adapter,torque Wrench, cataloged under National Stock Number 5120-01-677-8740, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-677-8740
Primary Part Number5128
Item NameAdapter,torque Wrench
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerThe Stanley Works Dba Stanley Proto
StatusACTIVE
Drive End Outside Diameter1.2656 INCHES NOMINAL IN
Wrenching End Head Thickness0.5156 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
5128 PRIMARY The Stanley Works Dba Stanley Proto (USA)

Frequently Asked Questions

What is NSN 5120-01-677-8740?

NSN 5120-01-677-8740 is a Adapter,torque Wrench, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-677-8740?

NSN 5120-01-677-8740 has 1 manufacturer part number on file: 5128 (The Stanley Works Dba Stanley Proto).

What are the specifications of 5128?

Key specifications for 5128: Overall Length: 3.0192 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: 3/8 IN DRIVE TORQUE ADAPTER IN; Drive End Outside Diameter: 1.2656 INCHES NOMINAL IN; Wrenching End Head Thickness: 0.5156 INCHES NOMINAL IN. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-677-8740 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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