PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BH-1Adapter,torque Wrench

Ryeson Corporation Div Sturtevant Richmont · NSN 5120-00-020-5664 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-020-5664 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-020-5664. Primary manufacturer part number: BH-1.
Features
  • Adapter,torque Wrench — FSC 5120
  • Wrenching Surface Size: 1.000 INCHES NOMINAL SINGLE END IN
  • Wrenching End Head Thickness: 0.719 INCHES NOMINAL IN
  • Wrenching End Outside Diameter: 1.562 INCHES NOMINAL IN
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Drive End Shape: DOVETAIL SINGLE END INTERNAL
  • Style Designator: BOX
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Adapter,torque Wrench, cataloged under National Stock Number 5120-00-020-5664, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Ryeson Corporation Div Sturtevant Richmont. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-020-5664
Primary Part NumberBH-1
Item NameAdapter,torque Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerRyeson Corporation Div Sturtevant Richmont
StatusCANCELLED
Wrenching Surface Size1.000 INCHES NOMINAL SINGLE END IN
Wrenching End Head Thickness0.719 INCHES NOMINAL IN
Wrenching End Outside Diameter1.562 INCHES NOMINAL IN
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Drive End ShapeDOVETAIL SINGLE END INTERNAL
Style DesignatorBOX
MaterialSTEEL OVERALL
Drive End Outside Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5998-00-512-3697 INTERCHANGEABLE
Circuit Card Assembly
5305-00-537-7298 INTERCHANGEABLE
Screw,tapping
7690-01-240-4502BIOHAZARD LABELS INTERCHANGEABLE
Label
Shamrock Scientific Specialty Systems, Llc
6520-01-372-0168 INTERCHANGEABLE
Tissue Conditioner Set,dental
6240-01-502-2421BH-1 INTERCHANGEABLE
Lamp,incandescent
A W Direct Inc
Cross-Reference Index
Part NumberManufacturer
SBH-1 Ryeson Corporation Div Sturtevant Richmont (USA)
819072 Ryeson Corporation Div Sturtevant Richmont (USA)
SBH-1 RRA Rolls-Royce Submarines Limited (GBR)
BH-1 PRIMARY Ryeson Corporation Div Sturtevant Richmont (USA)
819072-0 Ryeson Corporation Div Sturtevant Richmont (USA)
Related Parts
5998-00-512-3697INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5305-00-537-7298INTERCHANGEABLE
SCREW,TAPPING
7690-01-240-4502INTERCHANGEABLE
LABEL
BIOHAZARD LABELS
6520-01-372-0168INTERCHANGEABLE
TISSUE CONDITIONER SET,DENTAL
6240-01-502-2421INTERCHANGEABLE
LAMP,INCANDESCENT
BH-1

Frequently Asked Questions

What is NSN 5120-00-020-5664?

NSN 5120-00-020-5664 is a Adapter,torque Wrench, manufactured by Ryeson Corporation Div Sturtevant Richmont, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-020-5664?

NSN 5120-00-020-5664 has 5 cross-referenced part numbers: SBH-1 (Ryeson Corporation Div Sturtevant Richmont), 819072 (Ryeson Corporation Div Sturtevant Richmont), SBH-1 RRA (Rolls-Royce Submarines Limited), BH-1 (Ryeson Corporation Div Sturtevant Richmont), 819072-0 (Ryeson Corporation Div Sturtevant Richmont).

What NSN replaces 5120-00-020-5664?

There are 5 known substitutes for 5120-00-020-5664: 5998-00-512-3697, 5305-00-537-7298, 7690-01-240-4502 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BH-1?

Key specifications for BH-1: End Item Identification: STURTEVANT-RICHMONT TYPE CCM AND LTC TORQUE WRENCHES; Wrenching Surface Size: 1.000 INCHES NOMINAL SINGLE END IN; Wrenching End Head Thickness: 0.719 INCHES NOMINAL IN; Wrenching End Outside Diameter: 1.562 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-020-5664 still in active supply?

NSN 5120-00-020-5664 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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