PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B94.9 7/16-14 UNC LH HS G H3Tap,thread Cutting

General Services Administration Federal Supply Service · NSN 5136-00-177-6983 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-177-6983 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-177-6983. Primary manufacturer part number: B94.9 7/16-14 UNC LH HS G H3.
Features
  • Tap,thread Cutting — FSC 5136
  • Thread Structure: REGULAR
  • Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Length: 0.406 INCHES NOMINAL SQUARE END IN
  • Width Across Flats: 0.242 INCHES NOMINAL IN
  • Flute Quantity: 4
  • Thread Size and Series/type Designator: 0.438-14 UNIFIED NATIONAL COARSE (UNC)
  • Thread Structure: REGULAR
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-177-6983, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5136-00-177-6983
Primary Part NumberB94.9 7/16-14 UNC LH HS G H3
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusACTIVE
Thread StructureREGULAR
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Length0.406 INCHES NOMINAL SQUARE END IN
Width Across Flats0.242 INCHES NOMINAL IN
Flute Quantity4
Thread Size and Series/type Designator0.438-14 UNIFIED NATIONAL COARSE (UNC)
Thread StructureREGULAR
MaterialSTEEL OVERALL
Starting Chamfer TypeBOTTOMING
Thread Forming MethodGROUND
Style DesignatorSTRAIGHT FLUTE
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Shank Diameter0.429 INCHES MINIMUM IN
Thread Pitch Diameters+0.3921 TO 0.3926 INCHES IN
Shank Diameter0.429 INCHES MINIMUM IN
MaterialSTEEL OVERALL
Thread Size and Series/type Designator0.438-14 UNIFIED NATIONAL COARSE (UNC)
Length0.406 INCHES NOMINAL SQUARE END IN
Starting Chamfer TypeBOTTOMING
Thread Length1.660 INCHES MINIMUM IN
Thread Length1.660 INCHES MINIMUM IN
Style DesignatorSTRAIGHT FLUTE
Flute Quantity4
Thread DirectionLEFT-HAND
Width Across Flats0.242 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5136-00-177-6903 INTERCHANGEABLE
Tap,thread Cutting
4710-00-374-7004142-27 INTERCHANGEABLE
Pipe,bent,metallic
Dresser Industries Inc Leroi Div
5331-00-493-384214227 INTERCHANGEABLE
O-Ring
Level 10 Industries, Inc. Div Level 10 Industries
1610-00-672-883014227 INTERCHANGEABLE
Parts Kit,propeller
Hamilton Sundstrand Corporation Dba Collins Aerospace
5975-00-937-3680DB92100 INTERCHANGEABLE
Box Connector,electrical
Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National
5930-01-047-475158656 INTERCHANGEABLE
Switch,thermostatic
Wells Mfg Co
4320-01-202-55105465406 INTERCHANGEABLE
Closure Cap
Pentair Pump Group, Inc. Dba Fairbanks Morse Pump
5360-01-289-7502142-0027 INTERCHANGEABLE
Spring,helical,compression
H O Trerice Co
6240-01-297-377814227 INTERCHANGEABLE
Lamp,fluorescent
General Electric Co Lamp Glass and Components Dept
5930-01-304-6670 INTERCHANGEABLE
Switch,push
Cross-Reference Index
Part NumberManufacturer
B94.9 7/16-14 UNC LH HS G H3 General Services Administration Federal Supply Service (USA)
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
54654 Tapco Cutting Tools Inc (USA)
14227 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
GGG-T-70 TY1SEASTC General Services Administration Federal Supply Service (USA)
14227 Greenfield Industries Inc (USA)
B94.9 The American Society of Mechanical Engineers (USA)
Related Parts
5136-00-177-6903INTERCHANGEABLE
TAP,THREAD CUTTING
4710-00-374-7004INTERCHANGEABLE
PIPE,BENT,METALLIC
142-27
5331-00-493-3842INTERCHANGEABLE
O-RING
14227
1610-00-672-8830INTERCHANGEABLE
PARTS KIT,PROPELLER
14227
5975-00-937-3680INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
DB92100
5930-01-047-4751INTERCHANGEABLE
SWITCH,THERMOSTATIC
58656
4320-01-202-5510INTERCHANGEABLE
CLOSURE CAP
5465406
5360-01-289-7502INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
142-0027
6240-01-297-3778INTERCHANGEABLE
LAMP,FLUORESCENT
14227
5930-01-304-6670INTERCHANGEABLE
SWITCH,PUSH
8340-01-538-8367INTERCHANGEABLE
TENT
14227

Frequently Asked Questions

What is NSN 5136-00-177-6983?

NSN 5136-00-177-6983 is a Tap,thread Cutting, manufactured by General Services Administration Federal Supply Service, classified under FSC 5136 (No Item Name Available). Status: active.

What are the part numbers for NSN 5136-00-177-6983?

NSN 5136-00-177-6983 has 7 cross-referenced part numbers: B94.9 7/16-14 UNC LH HS G H3 (General Services Administration Federal Supply Service), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), 54654 (Tapco Cutting Tools Inc), 14227 (Kennametal Inc. Div Kennametal Industrial Products Group), GGG-T-70 TY1SEASTC (General Services Administration Federal Supply Service) and 2 more.

What NSN replaces 5136-00-177-6983?

There are 11 known substitutes for 5136-00-177-6983: 5136-00-177-6903, 4710-00-374-7004, 5331-00-493-3842 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B94.9 7/16-14 UNC LH HS G H3?

Key specifications for B94.9 7/16-14 UNC LH HS G H3: Thread Structure: REGULAR; Overall Length: 3.156 INCHES NOMINAL IN; Specification/standard Data: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Length: 0.406 INCHES NOMINAL SQUARE END IN. 27 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