PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12321Tap,thread Cutting

Bendix Corp the Industrial Tools Div South Beloit Plant · NSN 5136-00-555-9203 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-555-9203 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-555-9203. Primary manufacturer part number: 12321.
Features
  • Tap,thread Cutting — FSC 5136
  • Thread Length: 1.440 INCHES MINIMUM IN
  • Shank Diameter: 0.323 INCHES MINIMUM IN
  • Style Designator: STRAIGHT FLUTE
  • Thread Size and Series/type Designator: 0.375-24 UNF
  • Flute Quantity: 4
  • Width Across Flats: 0.286 INCHES NOMINAL IN
  • Length: 0.438 INCHES NOMINAL SQUARE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-555-9203, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Bendix Corp the Industrial Tools Div South Beloit Plant. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 11 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
NSN5136-00-555-9203
Primary Part Number12321
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerBendix Corp the Industrial Tools Div South Beloit Plant
StatusCANCELLED
Thread Length1.440 INCHES MINIMUM IN
Shank Diameter0.323 INCHES MINIMUM IN
Style DesignatorSTRAIGHT FLUTE
Thread Size and Series/type Designator0.375-24 UNF
Flute Quantity4
Width Across Flats0.286 INCHES NOMINAL IN
Length0.438 INCHES NOMINAL SQUARE END IN
Thread Forming MethodGROUND
Starting Chamfer TypeTAPER
Specification/standard Data05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Thread StructureREGULAR
MaterialSTEEL OVERALL
Thread Pitch Diameters+0.3489 TO 0.3494 INCHES IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5930-00-076-611212321 INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
4010-00-193-677414190 INTERCHANGEABLE
Guy
Smart Machines, Inc. Dba Barker and Williamson
5136-00-242-8808 INTERCHANGEABLE
Tap,thread Cutting
5133-00-243-9613 INTERCHANGEABLE
Drill,twist
7930-00-279-70892902N10 INTERCHANGEABLE
Detergent,utility
Arthur H. Thomas Company
5330-00-291-164014190 INTERCHANGEABLE
Seal,plain Encased
Komatsu America Corporation
5360-00-352-188526861 INTERCHANGEABLE
Spring,helical,extension
Chrysler Corp Engine and Components Sales Diversified Products Div
5305-00-392-1892 INTERCHANGEABLE
Setscrew 6-40
4540-00-432-0038 INTERCHANGEABLE
Face Seal,disposal
6210-00-435-9332 INTERCHANGEABLE
Light,indicator
Cross-Reference Index
Part NumberManufacturer
12321 Bendix Corp the Industrial Tools Div South Beloit Plant (USA)
11215 Osg Usa Inc (USA)
C54595 Greenfield Industries Inc (USA)
14190 Greenfield Industries Inc (USA)
123341 Jarvis Cutting Tools Inc (USA)
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
C54595 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
GGG-T-70 TY1SEBSTA General Services Administration Federal Supply Service (USA)
B94.9 The American Society of Mechanical Engineers (USA)
T431 0953 Sutton Tools Pty Ltd (AUS)
14190 Kennametal Inc. Div Kennametal Industrial Products Group (USA)
A-A-625 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B94.9 3/8-24 UNF HS G H3 General Services Administration Federal Supply Service (USA)
08458 Regal-Beloit Corporation Div Regal Cutting Tools (USA)
Related Parts
5930-00-076-6112INTERCHANGEABLE
SWITCH,ROTARY
12321
4010-00-193-6774INTERCHANGEABLE
GUY
14190
5136-00-242-8808INTERCHANGEABLE
TAP,THREAD CUTTING
5133-00-243-9613INTERCHANGEABLE
DRILL,TWIST
7930-00-279-7089INTERCHANGEABLE
DETERGENT,UTILITY
2902N10
5330-00-291-1640INTERCHANGEABLE
SEAL,PLAIN ENCASED
14190
5360-00-352-1885INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
26861
5305-00-392-1892INTERCHANGEABLE
SETSCREW 6-40
4540-00-432-0038INTERCHANGEABLE
FACE SEAL,DISPOSAL
6210-00-435-9332INTERCHANGEABLE
LIGHT,INDICATOR
3120-00-446-3370INTERCHANGEABLE
BUSHING,SLEEVE
5571NPC29
5340-00-453-6287INTERCHANGEABLE
HANDLE,BOW
10127699

Frequently Asked Questions

What is NSN 5136-00-555-9203?

NSN 5136-00-555-9203 is a Tap,thread Cutting, manufactured by Bendix Corp the Industrial Tools Div South Beloit Plant, classified under FSC 5136 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5136-00-555-9203?

NSN 5136-00-555-9203 has 14 cross-referenced part numbers: 12321 (Bendix Corp the Industrial Tools Div South Beloit Plant), 11215 (Osg Usa Inc), C54595 (Greenfield Industries Inc), 14190 (Greenfield Industries Inc), 123341 (Jarvis Cutting Tools Inc) and 9 more.

What NSN replaces 5136-00-555-9203?

There are 12 known substitutes for 5136-00-555-9203: 5930-00-076-6112, 4010-00-193-6774, 5136-00-242-8808 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12321?

Key specifications for 12321: Thread Length: 1.440 INCHES MINIMUM IN; Shank Diameter: 0.323 INCHES MINIMUM IN; Style Designator: STRAIGHT FLUTE; Thread Size and Series/type Designator: 0.375-24 UNF. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5136-00-555-9203 still in active supply?

NSN 5136-00-555-9203 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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