PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54779Tap,thread Cutting

Tapco Cutting Tools Inc · NSN 5136-00-729-5683 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-729-5683 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-729-5683. Primary manufacturer part number: 54779.
Features
  • Tap,thread Cutting — FSC 5136
  • Thread Length: 2.0 INCHES MINIMUM IN
  • Thread Size and Series/type Designator: 0.625-11 UNIFIED NATIONAL COARSE (UNC)
  • Thread Structure: REGULAR
  • Length: 0.562 INCHES NOMINAL SQUARE END IN
  • Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Flute Quantity: 4
  • Width Across Flats: 0.360 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-729-5683, 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 15 commercial cross-references from 12 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
NSN5136-00-729-5683
Primary Part Number54779
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerTapco Cutting Tools Inc
StatusCANCELLED
Thread Length2.0 INCHES MINIMUM IN
Thread Size and Series/type Designator0.625-11 UNIFIED NATIONAL COARSE (UNC)
Thread StructureREGULAR
Length0.562 INCHES NOMINAL SQUARE END IN
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Flute Quantity4
Width Across Flats0.360 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Thread Forming MethodGROUND
Style DesignatorSTRAIGHT FLUTE
Starting Chamfer TypeTAPER
Shank Diameter0.590 INCHES MINIMUM IN
Thread Pitch Diameters+0.5670 TO 0.5675 INCHES IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2990-00-003-0107T-11236 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
5355-00-060-5685A11236 INTERCHANGEABLE
Knob
Dne Technologies, Inc
2910-00-076-97740-13151 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
4810-00-147-03711656P INTERCHANGEABLE
Seat,valve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3110-00-156-468907033 INTERCHANGEABLE
Bearing,ball,annular
Hoffman/new Yorker, Inc.
5136-00-223-622854780 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5110-00-241-91355110-00-241-9135 INTERCHANGEABLE
File,hand
General Services Administration Federal Supply Service
5360-00-256-72031-1236 INTERCHANGEABLE
Spring,helical,compression
Terex Usa, Llc Dba Terex Equipment Services
5315-00-281-732912747 INTERCHANGEABLE
Key,machine
Itw Food Equipment Group Llc Dba Hobart Service
5331-00-291-3069MS29513-236 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
C54779 Greenfield Industries Inc (USA)
11236 Osg Usa Inc (USA)
14379 Greenfield Industries Inc (USA)
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
14379 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
C54779 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
B94.9 5/8-11 UNC HS G H3 General Services Administration Federal Supply Service (USA)
12880 Bendix Corp the Industrial Tools Div South Beloit Plant (USA)
54779 PRIMARY Tapco Cutting Tools Inc (USA)
A-A-625 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
GGG-T-70 TY1SEASTA General Services Administration Federal Supply Service (USA)
54779 Tapco (USA)
B94.9 The American Society of Mechanical Engineers (USA)
08560 Regal-Beloit Corporation Div Regal Cutting Tools (USA)
125131 Jarvis Cutting Tools Inc (USA)
Related Parts
2990-00-003-0107INTERCHANGEABLE
MUFFLER,EXHAUST
T-11236
5355-00-060-5685INTERCHANGEABLE
KNOB
A11236
2910-00-076-9774INTERCHANGEABLE
CARBURETOR,FLOAT
0-13151
4810-00-147-0371INTERCHANGEABLE
SEAT,VALVE
1656P
3110-00-156-4689INTERCHANGEABLE
BEARING,BALL,ANNULAR
07033
5136-00-223-6228INTERCHANGEABLE
TAP,THREAD CUTTING
54780
5110-00-241-9135INTERCHANGEABLE
FILE,HAND
5110-00-241-9135
5360-00-256-7203INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1-1236
5315-00-281-7329INTERCHANGEABLE
KEY,MACHINE
12747
5331-00-291-3069INTERCHANGEABLE
O-RING
MS29513-236
5330-00-292-0492INTERCHANGEABLE
SEAL,PLAIN ENCASED
10206
6145-00-578-6593INTERCHANGEABLE
WIRE,ELECTRICAL
14379

Frequently Asked Questions

What is NSN 5136-00-729-5683?

NSN 5136-00-729-5683 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 5136-00-729-5683?

NSN 5136-00-729-5683 has 15 cross-referenced part numbers: C54779 (Greenfield Industries Inc), 11236 (Osg Usa Inc), 14379 (Greenfield Industries Inc), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), 14379 (Kennametal Inc. Div Kennametal Industrial Products Group) and 10 more.

What NSN replaces 5136-00-729-5683?

There are 12 known substitutes for 5136-00-729-5683: 2990-00-003-0107, 5355-00-060-5685, 2910-00-076-9774 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54779?

Key specifications for 54779: Thread Length: 2.0 INCHES MINIMUM IN; Thread Size and Series/type Designator: 0.625-11 UNIFIED NATIONAL COARSE (UNC); Thread Structure: REGULAR; Length: 0.562 INCHES NOMINAL SQUARE END IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5136-00-729-5683 still in active supply?

NSN 5136-00-729-5683 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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