PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

166Wrench,tap and Reamer

General Tools Manufacturing Co., Llc. · NSN 5120-01-430-6837 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-6837 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-6837. Primary manufacturer part number: 166.
Features
  • Wrench,tap and Reamer — FSC 5120
  • Tap Size Range Accommodated: +0.216 TO 0.500 INCHES IN
  • Style Designator: SLIDING "T" HANDLE
  • Material: STEEL OVERALL
  • 3 verified cross-references
  • Primary manufacturer: General Tools Manufacturing Co., Llc.
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,tap and Reamer, cataloged under National Stock Number 5120-01-430-6837, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Tools Manufacturing Co., Llc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-430-6837
Primary Part Number166
Item NameWrench,tap and Reamer
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Tools Manufacturing Co., Llc.
StatusACTIVE
Tap Size Range Accommodated+0.216 TO 0.500 INCHES IN
Style DesignatorSLIDING "T" HANDLE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5136-00-189-3224402829 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
5935-00-665-6542 INTERCHANGEABLE
Adapter,connector
6515-01-417-8304312.18 INTERCHANGEABLE
Guide,drill,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
8105-01-615-65103-1218 INTERCHANGEABLE
Bag,plastic
Lightning Powder Company Inc
Cross-Reference Index
Part NumberManufacturer
166 PRIMARY General Tools Manufacturing Co., Llc. (USA)
166 General Hardware Mfg Co Inc (USA)
31218 General Tools Manufacturing Co., Llc. (USA)
Related Parts
5136-00-189-3224INTERCHANGEABLE
DIE,THREAD CUTTING
402829
5935-00-665-6542INTERCHANGEABLE
ADAPTER,CONNECTOR
6515-01-417-8304INTERCHANGEABLE
GUIDE,DRILL,BONE
312.18
8105-01-615-6510INTERCHANGEABLE
BAG,PLASTIC
3-1218

Frequently Asked Questions

What is NSN 5120-01-430-6837?

NSN 5120-01-430-6837 is a Wrench,tap and Reamer, manufactured by General Tools Manufacturing Co., Llc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-6837?

NSN 5120-01-430-6837 has 3 cross-referenced part numbers: 166 (General Tools Manufacturing Co., Llc.), 166 (General Hardware Mfg Co Inc), 31218 (General Tools Manufacturing Co., Llc.).

What NSN replaces 5120-01-430-6837?

There are 4 known substitutes for 5120-01-430-6837: 5136-00-189-3224, 5935-00-665-6542, 6515-01-417-8304 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 166?

Key specifications for 166: Tap Size Range Accommodated: +0.216 TO 0.500 INCHES IN; Style Designator: SLIDING "T" HANDLE; Special Features: PLAIN; KNURLED ADJUSTING SLEEVE; FOR MACHINE SCREW SIZE 12 TO 1/2 IN. TAPS IN; Overall Length: 3.750 INCHES NOMINAL IN. 5 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