PartsTable TECHNICAL DATA SHEET
NSN 3460-01-689-8698Government record, cited

Pilot, Countersink3460-01-689-8698

NSN 3460-01-689-8698 · NIIN 016898698 · Part number T301S21-67
Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems · FSC 3460 — Machine Tool Accessories · FSG 34 — Metalworking Machinery (continued) · CAGE 76823
Government record, cited
NSN 3460-01-689-8698 — this item is cataloged by the U.S. Government under National Stock Number 3460-01-689-8698. Manufacturer of record part number: T301S21-67.
Also searched as  3460-01-689-8698 · 3460016898698 · NIIN 016898698 · 01-689-8698 · FSC 3460 Machine Tool Accessories · CAGE 76823 · T301S21-67
Nearby stock numbers  ·
Features
  • Pilot,countersink — FSC 3460
  • Shank Diameter: 1.060 INCHES NOMINAL IN
  • Shank Type: STRAIGHT OR ROUND
  • Head Length: 0.475 INCHES NOMINAL IN
  • Head Diameter: 0.456 INCHES NOMINAL IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems
Identification
  • NSN: 3460-01-689-8698
  • NIIN: 016898698
  • FSC: 3460 — Machine Tool Accessories
  • FSG: 34 — Metalworking Machinery (continued)
  • Primary part number: T301S21-67
  • Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems
General Description

The Pilot,countersink, cataloged under National Stock Number 3460-01-689-8698, is classified within Federal Supply Class 3460 (Machine Tool Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 4 specifications, 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
ParameterValue
NSN3460-01-689-8698
Primary Part NumberT301S21-67
Item NamePilot,countersink
FSC / FSG3460 / 34 — Machine Tool Accessories
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems
StatusACTIVE
Shank Diameter1.060 INCHES NOMINAL IN
Shank TypeSTRAIGHT OR ROUND
Head Length0.475 INCHES NOMINAL IN
Head Diameter0.456 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
T301S21-67 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA)
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 3460-01-689-8698?

NSN 3460-01-689-8698 is a Pilot,countersink, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 3460, Machine Tool Accessories. Status: active.

What part numbers are listed for NSN 3460-01-689-8698?

NSN 3460-01-689-8698 has 1 manufacturer part number on file: T301S21-67 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).

What are the specifications of T301S21-67?

Key specifications for T301S21-67: Shank Diameter: 1.060 INCHES NOMINAL IN; Shank Type: STRAIGHT OR ROUND; Head Length: 0.475 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: PILOT, COUNTERSINK. 4 specifications are documented in the U.S. Government catalog.

Is NSN 3460-01-689-8698 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.
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