PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-T-70Tap,thread Cutting

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5136-00-865-2179 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-865-2179 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-865-2179. Primary manufacturer part number: GGG-T-70.
Features
  • Tap,thread Cutting — FSC 5136
  • Style Designator: STRAIGHT FLUTE
  • Flute Quantity: 6 OR 8
  • Thread Size and Series/type Designator: 1.750-12 UN
  • Thread Forming Method: GROUND
  • Length: 1.250 INCHES NOMINAL SQUARE END IN
  • Thread Structure: REGULAR
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-865-2179, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5136-00-865-2179
Primary Part NumberGGG-T-70
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Style DesignatorSTRAIGHT FLUTE
Flute Quantity6 OR 8
Thread Size and Series/type Designator1.750-12 UN
Thread Forming MethodGROUND
Length1.250 INCHES NOMINAL SQUARE END IN
Thread StructureREGULAR
MaterialSTEEL OVERALL
Width Across Flats1.072 INCHES NOMINAL IN
Starting Chamfer TypeTAPER
Departure From Cited DesignatorAS MODIFIED BY THREAD SIZE AND SERIES AND THREAD PITCH DIAMETERS
Thread DirectionRIGHT-HAND
Thread Pitch Diameters+1.6974 TO 1.6989 INCHES IN
Thread Length2.000 INCHES NOMINAL IN
Shank Diameter1.430 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5120-00-277-1593 INTERCHANGEABLE
Wrench,box
5136-00-865-2178 INTERCHANGEABLE
Tap,thread Cutting
5136-00-865-2180 INTERCHANGEABLE
Tap,thread Cutting
Cross-Reference Index
Part NumberManufacturer
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
2090469 General Motors Corp (USA)
B94.9 The American Society of Mechanical Engineers (USA)
2090469 General Motors Llc Dba General Motors Llc (USA)
A-A-625 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
26775 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
B94.9 1-3/4-12 UN HS G H6 General Services Administration Federal Supply Service (USA)
GGG-T-70 TY1SEFSTA General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-277-1593INTERCHANGEABLE
WRENCH,BOX
5136-00-865-2178INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-865-2180INTERCHANGEABLE
TAP,THREAD CUTTING

Frequently Asked Questions

What is NSN 5136-00-865-2179?

NSN 5136-00-865-2179 is a Tap,thread Cutting, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5136 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5136-00-865-2179?

NSN 5136-00-865-2179 has 8 cross-referenced part numbers: GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), 2090469 (General Motors Corp), B94.9 (The American Society of Mechanical Engineers), 2090469 (General Motors Llc Dba General Motors Llc), A-A-625 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 3 more.

What NSN replaces 5136-00-865-2179?

There are 3 known substitutes for 5136-00-865-2179: 5120-00-277-1593, 5136-00-865-2178, 5136-00-865-2180. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-T-70?

Key specifications for GGG-T-70: Style Designator: STRAIGHT FLUTE; Flute Quantity: 6 OR 8; Thread Size and Series/type Designator: 1.750-12 UN; Thread Forming Method: GROUND. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5136-00-865-2179 still in active supply?

NSN 5136-00-865-2179 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.
PartsTable Design LLC · partstable.com