General Characteristics Item Description: 3 IN. DIA,3-1/4 IN. O/A LG,3/4 IN.BORING BAR HOLE SIZE,3/4 IN. CROSS HOLE SIZE,3/4 IN.OFFSET,ACCOMMODATES 1-1/2-18 UNEF SHANK IN
Identification
NSN: 3460-00-172-3733
NIIN: 001723733
FSC: 3460 — Machine Tool Accessories
FSG: 34 — Metalworking Machinery (continued)
General Description
The Head,boring, cataloged under National Stock Number 3460-00-172-3733, is classified within Federal Supply Class 3460 (Machine Tool Accessories) of the Metalworking Machinery (continued) group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3460-00-172-3733
Item Name
Head,boring
FSC / FSG
3460 / 34 — Machine Tool Accessories
Status
ACTIVE
General Characteristics Item Description
3 IN. DIA,3-1/4 IN. O/A LG,3/4 IN.BORING BAR HOLE SIZE,3/4 IN. CROSS HOLE SIZE,3/4 IN.OFFSET,ACCOMMODATES 1-1/2-18 UNEF SHANK IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
DBL203
3/9Design control — primary reference
Criterion Machine Works
No interchangeability data on file.
Other items in FSC 3460 — Machine Tool Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3460-00-001-1300
3460-00-001-1300 · Item name not on file
3460-00-001-7871
3460-00-001-7871 · Item name not on file
3460-00-001-9259
3460-00-001-9259 · Item name not on file
3460-00-003-1938
3460-00-003-1938 · Item name not on file
3460-00-003-3354
3460-00-003-3354 · Item name not on file
3460-00-003-7100
CLAMP,MACHINE,HOLD DOWN
3460-00-004-1003
WHEEL,ABRASIVE
3460-00-004-3825
3460-00-004-3825 · Item name not on file
Frequently Asked Questions
What is NSN 3460-00-172-3733?
NSN 3460-00-172-3733 is a Head,boring, classified under FSC 3460, Machine Tool Accessories. Status: active.
What are the specifications of 3460-00-172-3733?
Key specifications for 3460-00-172-3733: General Characteristics Item Description: 3 IN. DIA,3-1/4 IN. O/A LG,3/4 IN.BORING BAR HOLE SIZE,3/4 IN. CROSS HOLE SIZE,3/4 IN.OFFSET,ACCOMMODATES 1-1/2-18 UNEF SHANK IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 3460-00-172-3733 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.