PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-T-70Tap,thread Cutting

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5136-00-187-8001 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-187-8001 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-187-8001. Primary manufacturer part number: GGG-T-70.
Features
  • Tap,thread Cutting — FSC 5136
  • Starting Chamfer Type: TAPER
  • Thread Length: 1.812 INCHES NOMINAL IN
  • Thread Structure: REGULAR
  • Thread Pitch Diameters: +0.6609 TO 0.6614 INCHES IN
  • Shank Diameter: 0.542 INCHES NOMINAL IN
  • Flute Quantity: 4
  • Style Designator: STRAIGHT FLUTE
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-187-8001, 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 25 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5136-00-187-8001
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
StatusACTIVE
Starting Chamfer TypeTAPER
Thread Length1.812 INCHES NOMINAL IN
Thread StructureREGULAR
Thread Pitch Diameters+0.6609 TO 0.6614 INCHES IN
Shank Diameter0.542 INCHES NOMINAL IN
Flute Quantity4
Style DesignatorSTRAIGHT FLUTE
Width Across Flats0.406 INCHES NOMINAL IN
Thread StructureREGULAR
Length0.625 INCHES NOMINAL SQUARE END IN
Thread Forming MethodGROUND
Nondefinitive Spec/std Data1 TYPE AND D SERIES AND A STYLE
Flute Quantity4
Style DesignatorSTRAIGHT FLUTE
Thread Size and Series/type Designator0.688-24 UNEF
MaterialSTEEL OVERALL
Starting Chamfer TypeTAPER
Nondefinitive Spec/std Data1 TYPE AND D SERIES AND A STYLE
Length0.625 INCHES NOMINAL SQUARE END IN
Thread Length1.812 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Shank Diameter0.542 INCHES NOMINAL IN
Thread Size and Series/type Designator0.688-24 UNEF
Width Across Flats0.406 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5136-00-187-8004 INTERCHANGEABLE
Tap,thread Cutting
5136-00-187-8005 INTERCHANGEABLE
Tap,thread Cutting
5136-00-187-8008 INTERCHANGEABLE
Tap,thread Cutting
5136-00-187-8012 INTERCHANGEABLE
Tap,thread Cutting
5136-00-187-8014 INTERCHANGEABLE
Tap,thread Cutting
5136-00-187-8025 INTERCHANGEABLE
Tap,thread Cutting
5136-00-221-6112 INTERCHANGEABLE
Tap,thread Cutting
5136-00-262-1492 INTERCHANGEABLE
Tap,thread Cutting
5136-00-262-3961 INTERCHANGEABLE
Tap,thread Cutting
5136-00-262-3970 INTERCHANGEABLE
Tap,thread Cutting
Cross-Reference Index
Part NumberManufacturer
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-T-70 TY1SEDSTA General Services Administration Federal Supply Service (USA)
Related Parts
5136-00-187-8004INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-187-8005INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-187-8008INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-187-8012INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-187-8014INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-187-8025INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-221-6112INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-262-1492INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-262-3961INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-262-3970INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-630-4422INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-865-2200INTERCHANGEABLE
TAP,THREAD CUTTING

Frequently Asked Questions

What is NSN 5136-00-187-8001?

NSN 5136-00-187-8001 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: active.

What are the part numbers for NSN 5136-00-187-8001?

NSN 5136-00-187-8001 has 2 cross-referenced part numbers: GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-T-70 TY1SEDSTA (General Services Administration Federal Supply Service).

What NSN replaces 5136-00-187-8001?

There are 12 known substitutes for 5136-00-187-8001: 5136-00-187-8004, 5136-00-187-8005, 5136-00-187-8008 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-T-70?

Key specifications for GGG-T-70: Starting Chamfer Type: TAPER; Thread Length: 1.812 INCHES NOMINAL IN; Thread Structure: REGULAR; Thread Pitch Diameters: +0.6609 TO 0.6614 INCHES IN. 27 total characteristics are documented in the Federal Logistics Information System.

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