PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B94.9 12-28 UNF HS G H2Tap,thread Cutting

General Services Administration Federal Supply Service · NSN 5136-00-228-1009 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-228-1009 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-228-1009. Primary manufacturer part number: B94.9 12-28 UNF HS G H2.
Features
  • Tap,thread Cutting — FSC 5136
  • Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Width Across Flats: 0.165 INCHES NOMINAL IN
  • Length: 0.281 INCHES NOMINAL SQUARE END IN
  • Departure From Cited Designator: AS MODIFIED BY THREAD PITCH DIAMETERS
  • Thread Size and Series/type Designator: 0.216-28 UNF
  • Flute Quantity: 4
  • Style Designator: STRAIGHT FLUTE
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-228-1009, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5136-00-228-1009
Primary Part NumberB94.9 12-28 UNF HS G H2
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Width Across Flats0.165 INCHES NOMINAL IN
Length0.281 INCHES NOMINAL SQUARE END IN
Departure From Cited DesignatorAS MODIFIED BY THREAD PITCH DIAMETERS
Thread Size and Series/type Designator0.216-28 UNF
Flute Quantity4
Style DesignatorSTRAIGHT FLUTE
MaterialSTEEL OVERALL
Starting Chamfer TypePLUG
Thread Forming MethodGROUND
Thread StructureREGULAR
Thread Length0.938 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Pitch Diameters+0.1933 TO 0.1938 INCHES IN
Shank Diameter0.220 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5136-00-580-7155 INTERCHANGEABLE
Tap,thread Cutting
5136-00-821-1031 INTERCHANGEABLE
Tap,thread Cutting
Cross-Reference Index
Part NumberManufacturer
B94.9 12-28 UNF HS G H2 General Services Administration Federal Supply Service (USA)
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-T-70 TY1SEBSTB General Services Administration Federal Supply Service (USA)
A-A-624 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B94.9 The American Society of Mechanical Engineers (USA)
Related Parts
5136-00-580-7155INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-821-1031INTERCHANGEABLE
TAP,THREAD CUTTING

Frequently Asked Questions

What is NSN 5136-00-228-1009?

NSN 5136-00-228-1009 is a Tap,thread Cutting, manufactured by General Services Administration Federal Supply Service, classified under FSC 5136 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5136-00-228-1009?

NSN 5136-00-228-1009 has 5 cross-referenced part numbers: B94.9 12-28 UNF HS G H2 (General Services Administration Federal Supply Service), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-T-70 TY1SEBSTB (General Services Administration Federal Supply Service), A-A-624 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), B94.9 (The American Society of Mechanical Engineers).

What NSN replaces 5136-00-228-1009?

There are 2 known substitutes for 5136-00-228-1009: 5136-00-580-7155, 5136-00-821-1031. Verify interchangeability with system specifications before substitution.

What are the specifications of B94.9 12-28 UNF HS G H2?

Key specifications for B94.9 12-28 UNF HS G H2: Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Overall Length: 2.375 INCHES NOMINAL IN; Width Across Flats: 0.165 INCHES NOMINAL IN; Length: 0.281 INCHES NOMINAL SQUARE END IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5136-00-228-1009 still in active supply?

NSN 5136-00-228-1009 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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