PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15784Cutter,countersink

Severance Tool Industries Inc. · NSN 5133-00-177-7332 · FSC 5133 · No Item Name Available
Verified by PartsTable
NSN 5133-00-177-7332 — this item is cataloged by the U.S. Government under National Stock Number 5133-00-177-7332. Primary manufacturer part number: 15784.
Features
  • Cutter,countersink — FSC 5133
  • Body Diameter: 0.438 INCHES NOMINAL IN
  • Cutting End Style: STRAIGHT FLUTE BLUNT END
  • Thread Series Designator: UNF
  • Nondefinitive Spec/std Data: 2 CLASS AND A STYLE
  • Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
  • Shank Style: EXTERNALLY THREADED
  • Nominal Thread Diameter: 0.250 INCHES IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Cutter,countersink, cataloged under National Stock Number 5133-00-177-7332, is classified within Federal Supply Class 5133 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Severance Tool Industries Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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
NSN5133-00-177-7332
Primary Part Number15784
Item NameCutter,countersink
FSC / FSG5133 / 51 — No Item Name Available
ManufacturerSeverance Tool Industries Inc.
StatusCANCELLED
Body Diameter0.438 INCHES NOMINAL IN
Cutting End StyleSTRAIGHT FLUTE BLUNT END
Thread Series DesignatorUNF
Nondefinitive Spec/std Data2 CLASS AND A STYLE
Hardness Rating40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Shank StyleEXTERNALLY THREADED
Nominal Thread Diameter0.250 INCHES IN
Flute Quantity4
Point Diameter0.094 INCHES NOMINAL IN
Thread Quantity28 PER INCH
Pilot Diameter0.094 INCHES NOMINAL IN
Included Angle100.0 DEGREES NOMINAL
MaterialSTEEL OVERALL
Features ProvidedINTEGRAL PILOT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5133-00-062-5290 INTERCHANGEABLE
Countersink
3455-00-228-5217 INTERCHANGEABLE
Cutter,milling,end
2030-00-740-1196115412 INTERCHANGEABLE
Lining,friction
Lake Shore Systems, Inc.
4310-00-839-6485 INTERCHANGEABLE
Packing Set,silence
5325-01-107-38939D2827 INTERCHANGEABLE
Ring,retaining
Caterpillar Inc Div Caterpillar Defense
5133-01-397-3020 INTERCHANGEABLE
Cutter,countersink
5133-01-397-3219 INTERCHANGEABLE
Cutter,countersink
8145-01-437-6578620E001-1 INTERCHANGEABLE
Shipping and Storage Container,e
Container Research Corp Dba Container Research Corp Div Containr Research Corporation
6520-01-481-403315784 INTERCHANGEABLE
Investment,dental
Whip-Mix Corp
3030-01-570-815815784 INTERCHANGEABLE
Belt,v
Munters Corporation Dba Munters Des Champs Products Div Cargocaire
Cross-Reference Index
Part NumberManufacturer
15784 Severance Tool Industries Inc. (USA)
A-A-58076 CL2STA Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MIL-H-4081 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A-A-58076 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
710-520602 Doall Baltimore Company (USA)
A-A-58076A Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5133-00-062-5290INTERCHANGEABLE
COUNTERSINK
3455-00-228-5217INTERCHANGEABLE
CUTTER,MILLING,END
2030-00-740-1196INTERCHANGEABLE
LINING,FRICTION
115412
4310-00-839-6485INTERCHANGEABLE
PACKING SET,SILENCE
5325-01-107-3893INTERCHANGEABLE
RING,RETAINING
9D2827
5133-01-397-3020INTERCHANGEABLE
CUTTER,COUNTERSINK
5133-01-397-3219INTERCHANGEABLE
CUTTER,COUNTERSINK
8145-01-437-6578INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
620E001-1
6520-01-481-4033INTERCHANGEABLE
INVESTMENT,DENTAL
15784
3030-01-570-8158INTERCHANGEABLE
BELT,V
15784
5120-01-572-9648INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
15784
6515-01-583-8082INTERCHANGEABLE
CLAMP,MICROVASCULAR
ABB-33 A BLACK

Frequently Asked Questions

What is NSN 5133-00-177-7332?

NSN 5133-00-177-7332 is a Cutter,countersink, manufactured by Severance Tool Industries Inc., classified under FSC 5133 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5133-00-177-7332?

NSN 5133-00-177-7332 has 6 cross-referenced part numbers: 15784 (Severance Tool Industries Inc.), A-A-58076 CL2STA (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MIL-H-4081 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-58076 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 710-520602 (Doall Baltimore Company) and 1 more.

What NSN replaces 5133-00-177-7332?

There are 12 known substitutes for 5133-00-177-7332: 5133-00-062-5290, 3455-00-228-5217, 2030-00-740-1196 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15784?

Key specifications for 15784: Overall Length: 1.156 INCHES NOMINAL IN; Body Diameter: 0.438 INCHES NOMINAL IN; Cutting End Style: STRAIGHT FLUTE BLUNT END; Thread Series Designator: UNF. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5133-00-177-7332 still in active supply?

NSN 5133-00-177-7332 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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