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Rock Drill Bit

NSN: 3820-01-343-3246 | Model: Y31

A detachable, end cutting drilling tool with an internal thread or tapered socket at one end for attaching a rock drill rod. The opposite end is designed with two or more cutting edges for drilling into rock formation by impact and a slight rotary motion. It contains a hole or holes in the cutting for the purpose of conducting air or water to clear the hole being drilled. It is used with powered drifter drills, sinker drills, and the like.

NSN Properties and Flags
NATO Stock Number
3820-01-343-3246
DEMIL
NO
Attachment Method
Threaded bottom drive
Drilled Hole Diameter
12.2500 inches
Special Features
Compressive strength 9000 to 12000 psi; drilling speeds 40 to 80 rpms; gage type a tooth

Pricing and Availability

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NSN 3820-01-343-3246 Datasheet

Supply Class (FSC):
Related Equipment Earth Boring Rock Drilling Mining
Cross Reference:
  • Y31
  • V1-12-1/4
Cage Codes:
  • Reed Equipment Co (CAGE 0ZKB3)
  • Varel Intl Inc (CAGE 22023)
Schedule B & Trade:
  • Schedule B: 8430498050 (NAICS 333131)

    Boring or sinking machinery, nesoi

  • SITC: 72344

    Boring and sinking machinery, n.E.S., not self-propelled

  • End Use: 21030

    Excavating machinery

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    183840 - Tools: bits auger/drill quarry/well

  • WCC:

    732 - Tools, hand and portable, electric

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • LTL:

    P - 77.5

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    * special requirements.
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    J2200x-
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $7,159.50 to $11,932.51..
Does NSN 3820-01-343-3246 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army
What is the NIIN of NSN 3820-01-343-3246?
013433246 or 01-343-3246
Does NSN 3820-01-343-3246 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3820-01-343-3246?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 10, 1991