PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54321Tap,thread Cutting

Tapco Cutting Tools Inc · NSN 5136-00-729-5684 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-729-5684 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-729-5684. Primary manufacturer part number: 54321.
Features
  • Tap,thread Cutting — FSC 5136
  • Thread Structure: REGULAR
  • Style Designator: STRAIGHT FLUTE
  • Flute Quantity: 4
  • Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Thread Size and Series/type Designator: 0.190-24 UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL OVERALL
  • Starting Chamfer Type: TAPER
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-729-5684, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Tapco Cutting Tools Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 22 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5136-00-729-5684
Primary Part Number54321
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerTapco Cutting Tools Inc
StatusCANCELLED
Thread StructureREGULAR
Style DesignatorSTRAIGHT FLUTE
Flute Quantity4
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Thread Size and Series/type Designator0.190-24 UNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Starting Chamfer TypeTAPER
Thread Forming MethodGROUND
Length0.250 INCHES NOMINAL SQUARE END IN
Width Across Flats0.152 INCHES NOMINAL IN
Thread Length1.000 INCHES MINIMUM IN
Thread Pitch Diameters+0.1634 TO 0.1639 INCHES IN
Shank Diameter0.255 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-018-9661 INTERCHANGEABLE
Transistor
5136-00-203-6673 INTERCHANGEABLE
Tap,thread Cutting
5136-00-203-7039 INTERCHANGEABLE
Tap,thread Cutting
5136-00-228-1031310435 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
5330-00-282-7557M100-10N INTERCHANGEABLE
Gasket
Met-Pro Corporation
3120-00-350-44928380683 INTERCHANGEABLE
Bearing,sleeve
U S Army Tank Automotive Command Amsta-Im-Mm
4710-00-471-033454321 INTERCHANGEABLE
Tube Assembly,metal
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
6515-00-481-2056 INTERCHANGEABLE
Catheter,urethral
5136-00-555-05411018 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
5136-00-555-8305 INTERCHANGEABLE
Tap,thread Cutting
Cross-Reference Index
Part NumberManufacturer
15320 Greenfield Industries Inc (USA)
GGG-T-60 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
54321 PRIMARY Tapco Cutting Tools Inc (USA)
10148 Osg Usa Inc (USA)
C54321 Greenfield Industries Inc (USA)
119684 Jarvis Cutting Tools Inc (USA)
B94.9 10-24 UNC HS G H2 General Services Administration Federal Supply Service (USA)
B94.9 The American Society of Mechanical Engineers (USA)
08227 Regal-Beloit Corporation Div Regal Cutting Tools (USA)
C54321 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
A-A-624 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
33624 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
11520 Bendix Corp the Industrial Tools Div South Beloit Plant (USA)
11B5090651-25 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
GGG-T-60 TY1SEAST1 General Services Administration Federal Supply Service (USA)
54321 Tapco (USA)
15320 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
33624 Morse Cutting Tools (USA)
2068 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
Related Parts
5961-00-018-9661INTERCHANGEABLE
TRANSISTOR
5136-00-203-6673INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-203-7039INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-228-1031INTERCHANGEABLE
TAP,THREAD CUTTING
310435
5330-00-282-7557INTERCHANGEABLE
GASKET
M100-10N
3120-00-350-4492INTERCHANGEABLE
BEARING,SLEEVE
8380683
4710-00-471-0334INTERCHANGEABLE
TUBE ASSEMBLY,METAL
54321
6515-00-481-2056INTERCHANGEABLE
CATHETER,URETHRAL
5136-00-555-0541INTERCHANGEABLE
TAP,THREAD CUTTING
1018
5136-00-555-8305INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-580-7327INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-585-6760INTERCHANGEABLE
TAP,THREAD CUTTING

Frequently Asked Questions

What is NSN 5136-00-729-5684?

NSN 5136-00-729-5684 is a Tap,thread Cutting, manufactured by Tapco Cutting Tools Inc, classified under FSC 5136 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5136-00-729-5684?

NSN 5136-00-729-5684 has 22 cross-referenced part numbers: 15320 (Greenfield Industries Inc), GGG-T-60 (Federal Specifications Promulgated by General Services Administration Washington DC), 54321 (Tapco Cutting Tools Inc), 10148 (Osg Usa Inc), C54321 (Greenfield Industries Inc) and 17 more.

What NSN replaces 5136-00-729-5684?

There are 12 known substitutes for 5136-00-729-5684: 5961-00-018-9661, 5136-00-203-6673, 5136-00-203-7039 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54321?

Key specifications for 54321: Overall Length: 2.375 INCHES NOMINAL IN; Thread Structure: REGULAR; Style Designator: STRAIGHT FLUTE; Flute Quantity: 4. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5136-00-729-5684 still in active supply?

NSN 5136-00-729-5684 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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