PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-T-70Tap,thread Cutting

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5136-00-227-8609 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-227-8609 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-227-8609. Primary manufacturer part number: GGG-T-70.
Features
  • Tap,thread Cutting — FSC 5136
  • Shank Diameter: 0.255 INCHES NOMINAL IN
  • Thread Size and Series/type Designator: 0.250-28 UNF
  • Width Across Flats: 0.191 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Starting Chamfer Type: TAPER
  • Thread Structure: REGULAR
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-227-8609, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5136-00-227-8609
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
Shank Diameter0.255 INCHES NOMINAL IN
Thread Size and Series/type Designator0.250-28 UNF
Width Across Flats0.191 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Starting Chamfer TypeTAPER
Thread StructureREGULAR
Style DesignatorSTRAIGHT FLUTE
Flute Quantity4
Thread Forming MethodGROUND
Length0.312 INCHES NOMINAL SQUARE END IN
Departure From Cited DesignatorAS MODIFIED BY STARTING CHAMFER TYPE
Thread Length1.000 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Pitch Diameters+0.2268 TO 0.2273 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5136-00-227-8618 INTERCHANGEABLE
Tap,thread Cutting
5136-00-227-8627 INTERCHANGEABLE
Tap,thread Cutting
5136-00-261-3268 INTERCHANGEABLE
Tap,thread Cutting
6625-00-333-925015001335 INTERCHANGEABLE
Ammeter
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-T-70 TY1SEBSTA General Services Administration Federal Supply Service (USA)
A-A-625 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B94.9 The American Society of Mechanical Engineers (USA)
B94.9 1/4-28 UNF HS G H1 General Services Administration Federal Supply Service (USA)
121484 Jarvis Cutting Tools Inc (USA)
Related Parts
5136-00-227-8618INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-227-8627INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-261-3268INTERCHANGEABLE
TAP,THREAD CUTTING
6625-00-333-9250INTERCHANGEABLE
AMMETER
15001335

Frequently Asked Questions

What is NSN 5136-00-227-8609?

NSN 5136-00-227-8609 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 5136-00-227-8609?

NSN 5136-00-227-8609 has 6 cross-referenced part numbers: GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-T-70 TY1SEBSTA (General Services Administration Federal Supply Service), A-A-625 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), B94.9 (The American Society of Mechanical Engineers), B94.9 1/4-28 UNF HS G H1 (General Services Administration Federal Supply Service) and 1 more.

What NSN replaces 5136-00-227-8609?

There are 4 known substitutes for 5136-00-227-8609: 5136-00-227-8618, 5136-00-227-8627, 5136-00-261-3268 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-T-70?

Key specifications for GGG-T-70: Shank Diameter: 0.255 INCHES NOMINAL IN; Overall Length: 2.500 INCHES NOMINAL IN; Thread Size and Series/type Designator: 0.250-28 UNF; Width Across Flats: 0.191 INCHES NOMINAL IN. 16 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