PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54661Tap,thread Cutting

Tapco Cutting Tools Inc · NSN 5136-00-228-0995 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-228-0995 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-228-0995. Primary manufacturer part number: 54661.
Features
  • Tap,thread Cutting — FSC 5136
  • Material: STEEL OVERALL
  • Style Designator: STRAIGHT FLUTE
  • Flute Quantity: 4
  • Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Thread Forming Method: GROUND
  • Thread Structure: REGULAR
  • Thread Size and Series/type Designator: 0.438-20 UNF
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-228-0995, 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 17 commercial cross-references from 14 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
NSN5136-00-228-0995
Primary Part Number54661
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerTapco Cutting Tools Inc
StatusCANCELLED
MaterialSTEEL OVERALL
Style DesignatorSTRAIGHT FLUTE
Flute Quantity4
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Thread Forming MethodGROUND
Thread StructureREGULAR
Thread Size and Series/type Designator0.438-20 UNF
Length0.406 INCHES NOMINAL SQUARE END IN
Starting Chamfer TypeTAPER
Width Across Flats0.242 INCHES NOMINAL IN
Thread Pitch Diameters+0.4060 TO 0.4065 INCHES IN
Thread Length1.660 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Shank Diameter0.367 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5930-00-115-97581249-2 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
2920-00-133-3291112-21 INTERCHANGEABLE
Rotor,generator
Prestolite Electric Inc
3020-00-231-873440203 INTERCHANGEABLE
Link,roller Chain
Allianz Sweeper Company
5945-00-237-8073SCB69450 INTERCHANGEABLE
Armature,induction Coil
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5360-00-256-96431-1221 INTERCHANGEABLE
Spring,helical,compression
Terex Usa, Llc Dba Terex Equipment Services
5310-00-262-350912Z22-247 INTERCHANGEABLE
Washer,lock
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-00-320-4067910118101 INTERCHANGEABLE
Forming Tool
Virginia Panel Corporation Dba Virginia Panel Corp
3020-00-422-6161UC103A INTERCHANGEABLE
Pulley,engine Starter Rope
Wisconsin Motors, Llc
6350-00-554-8774223585 INTERCHANGEABLE
Horn,signal
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5136-00-580-7156316321 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
Cross-Reference Index
Part NumberManufacturer
C54661 Greenfield Industries Inc (USA)
B94.9 The American Society of Mechanical Engineers (USA)
C54661 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
T431 1111 Sutton Tools Pty Ltd (AUS)
08492 Regal-Beloit Corporation Div Regal Cutting Tools (USA)
14246 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
11B5090651-58 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
14246 Greenfield Industries Inc (USA)
54661 PRIMARY Tapco Cutting Tools Inc (USA)
GGG-T-70 TY1SEBSTA General Services Administration Federal Supply Service (USA)
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-625 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B94.9 7/16-20 UNF HS G H3 General Services Administration Federal Supply Service (USA)
54661 Tapco (USA)
11221 Osg Usa Inc (USA)
124023 Jarvis Cutting Tools Inc (USA)
12492 Bendix Corp the Industrial Tools Div South Beloit Plant (USA)
Related Parts
5930-00-115-9758INTERCHANGEABLE
SWITCH,PRESSURE
1249-2
2920-00-133-3291INTERCHANGEABLE
ROTOR,GENERATOR
112-21
3020-00-231-8734INTERCHANGEABLE
LINK,ROLLER CHAIN
40203
5945-00-237-8073INTERCHANGEABLE
ARMATURE,INDUCTION COIL
SCB69450
5360-00-256-9643INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1-1221
5310-00-262-3509INTERCHANGEABLE
WASHER,LOCK
12Z22-247
5120-00-320-4067INTERCHANGEABLE
FORMING TOOL
910118101
3020-00-422-6161INTERCHANGEABLE
PULLEY,ENGINE STARTER ROPE
UC103A
6350-00-554-8774INTERCHANGEABLE
HORN,SIGNAL
223585
5136-00-580-7156INTERCHANGEABLE
TAP,THREAD CUTTING
316321
5136-00-580-7182INTERCHANGEABLE
TAP,THREAD CUTTING
54662
5945-00-583-6603INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 5136-00-228-0995?

NSN 5136-00-228-0995 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 5136-00-228-0995?

NSN 5136-00-228-0995 has 17 cross-referenced part numbers: C54661 (Greenfield Industries Inc), B94.9 (The American Society of Mechanical Engineers), C54661 (Kennametal Inc. Div Kennametal Industrial Products Group), T431 1111 (Sutton Tools Pty Ltd), 08492 (Regal-Beloit Corporation Div Regal Cutting Tools) and 12 more.

What NSN replaces 5136-00-228-0995?

There are 12 known substitutes for 5136-00-228-0995: 5930-00-115-9758, 2920-00-133-3291, 3020-00-231-8734 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54661?

Key specifications for 54661: Overall Length: 3.156 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: STRAIGHT FLUTE; Flute Quantity: 4. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5136-00-228-0995 still in active supply?

NSN 5136-00-228-0995 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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