NSN 5133-01-047-8657 · NIIN 010478657 · Part number ZT73-22
Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc · FSC 5133 — Drill Bits, Counterbores, and Countersinks: Hand and Machine · FSG 51 — Hand Tools · CAGE 67179
Government record, cited
NSN 5133-01-047-8657 — this item is cataloged by the U.S. Government under National Stock Number 5133-01-047-8657. Manufacturer of record part number: ZT73-22.
Also searched as5133-01-047-8657 ·
5133010478657 ·
NIIN 010478657 ·
01-047-8657 ·
FSC 5133 Drill Bits, Counterbores, and Countersinks: Hand and Machine · CAGE 67179 · ZT73-22
General Characteristics Item Description: STEEL; 5/16 IN. BODY DIA; 1/8 IN. PILOT HOLE DIA; 1/32 IN. RADIUS; 3 FLUTE; FOR STAINLESS STEEL AND TITANIUM IN
1 manufacturer part number on file
Manufacturer of record: Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc
Identification
NSN: 5133-01-047-8657
NIIN: 010478657
FSC: 5133 — Drill Bits, Counterbores, and Countersinks: Hand and Machine
FSG: 51 — Hand Tools
Primary part number: ZT73-22
Manufacturer: Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc
General Description
The Back Spotfacer, cataloged under National Stock Number 5133-01-047-8657, is classified within Federal Supply Class 5133 (Drill Bits, Counterbores, and Countersinks: Hand and Machine) of the Hand Tools group. The manufacturer of record is Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5133-01-047-8657
Primary Part Number
ZT73-22
Item Name
Back Spotfacer
FSC / FSG
5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine
Manufacturer
Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc
Status
ACTIVE
General Characteristics Item Description
STEEL; 5/16 IN. BODY DIA; 1/8 IN. PILOT HOLE DIA; 1/32 IN. RADIUS; 3 FLUTE; FOR STAINLESS STEEL AND TITANIUM IN
Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc (USA)
No interchangeability data on file.
Other items in FSC 5133 — Drill Bits, Counterbores, and Countersinks: Hand and Machine
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5133-00-001-1296
5133-00-001-1296 · Item name not on file
5133-00-001-1298
5133-00-001-1298 · Item name not on file
5133-00-005-2258
5133-00-005-2258 · Item name not on file
5133-00-005-7727
5133-00-005-7727 · Item name not on file
5133-00-005-8710
5133-00-005-8710 · Item name not on file
5133-00-005-8711
5133-00-005-8711 · Item name not on file
5133-00-005-8712
5133-00-005-8712 · Item name not on file
5133-00-005-8713
5133-00-005-8713 · Item name not on file
Frequently Asked Questions
What is NSN 5133-01-047-8657?
NSN 5133-01-047-8657 is a Back Spotfacer, manufactured by Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc, classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
What part numbers are listed for NSN 5133-01-047-8657?
NSN 5133-01-047-8657 has 1 manufacturer part number on file: ZT73-22 (Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc).
What are the specifications of ZT73-22?
Key specifications for ZT73-22: General Characteristics Item Description: STEEL; 5/16 IN. BODY DIA; 1/8 IN. PILOT HOLE DIA; 1/32 IN. RADIUS; 3 FLUTE; FOR STAINLESS STEEL AND TITANIUM IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 5133-01-047-8657 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.