PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILD3146Drill,pneumatic,drifter

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 3820-00-275-2634 · FSC 3820 · No Item Name Available
Verified by PartsTable
NSN 3820-00-275-2634 — this item is cataloged by the U.S. Government under National Stock Number 3820-00-275-2634. Primary manufacturer part number: MILD3146.
Features
  • Drill,pneumatic,drifter — FSC 3820
  • Wheel Quantity: 3
  • Feed Method: POWER
  • Mounting Type: WHEEL
  • Nondefinitive Spec/std Data: I TYPE AND A CLASS
  • Reference Number Differentiating Characteristics: W/MODEL DR-30 WAGON
  • Rod Shank Length: 3.812 INCHES NOMINAL IN
  • Mounting Characteristic: MOUNTED
Applications
  • Applications requiring Rubber Tire construction
General Description

The Drill,pneumatic,drifter, cataloged under National Stock Number 3820-00-275-2634, is classified within Federal Supply Class 3820 (No Item Name Available) of the Construction, Mining, Excavating Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3820-00-275-2634
Primary Part NumberMILD3146
Item NameDrill,pneumatic,drifter
FSC / FSG3820 / 38 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Wheel Quantity3
Feed MethodPOWER
Mounting TypeWHEEL
Nondefinitive Spec/std DataI TYPE AND A CLASS
Reference Number Differentiating CharacteristicsW/MODEL DR-30 WAGON
Rod Shank Length3.812 INCHES NOMINAL IN
Mounting CharacteristicMOUNTED
Rod Shank Cross-Sectional ShapeROUND
Feed Length97.000 INCHES NOMINAL IN
MaterialRUBBER TIRE
Diameter1.250 INCHES NOMINAL IN
Tire TypePNEUMATIC
Rod Shank TypeLUGGED
Usage DesignDRY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-8525AKLD14 INTERCHANGEABLE
Bearing,ball,thrust
Schaeffler Group Usa Inc
3820-00-275-2633 INTERCHANGEABLE
Drill,pneumatic,drifter
3820-00-275-2635 INTERCHANGEABLE
Drill,pneumatic,drifter
3820-00-275-2636 INTERCHANGEABLE
Drill,pneumatic,drifter
5962-00-438-32096296785 INTERCHANGEABLE
Microcircuit,linear
Naval Sea Systems Command
2920-00-555-5981 INTERCHANGEABLE
Spark Plug
5945-00-557-2913D-14D INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
5910-00-669-4496 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
4720-00-760-7654 INTERCHANGEABLE
Tubing,nonmetallic
6145-00-801-4620 INTERCHANGEABLE
Wire,electrical
Cross-Reference Index
Part NumberManufacturer
MILD3146 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
D14 Dresser Industries Inc Leroi Div (USA)
Related Parts
3110-00-100-8525INTERCHANGEABLE
BEARING,BALL,THRUST
AKLD14
3820-00-275-2633INTERCHANGEABLE
DRILL,PNEUMATIC,DRIFTER
3820-00-275-2635INTERCHANGEABLE
DRILL,PNEUMATIC,DRIFTER
3820-00-275-2636INTERCHANGEABLE
DRILL,PNEUMATIC,DRIFTER
5962-00-438-3209INTERCHANGEABLE
MICROCIRCUIT,LINEAR
6296785
2920-00-555-5981INTERCHANGEABLE
SPARK PLUG
5945-00-557-2913INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
D-14D
5910-00-669-4496INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
4720-00-760-7654INTERCHANGEABLE
TUBING,NONMETALLIC
6145-00-801-4620INTERCHANGEABLE
WIRE,ELECTRICAL
5910-00-834-5013INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
5915-00-917-9424INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE

Frequently Asked Questions

What is NSN 3820-00-275-2634?

NSN 3820-00-275-2634 is a Drill,pneumatic,drifter, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3820 (No Item Name Available). Status: active.

What are the part numbers for NSN 3820-00-275-2634?

NSN 3820-00-275-2634 has 2 cross-referenced part numbers: MILD3146 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), D14 (Dresser Industries Inc Leroi Div).

What NSN replaces 3820-00-275-2634?

There are 12 known substitutes for 3820-00-275-2634: 3110-00-100-8525, 3820-00-275-2633, 3820-00-275-2635 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILD3146?

Key specifications for MILD3146: Wheel Quantity: 3; Feed Method: POWER; Weight: 220.0 POUNDS NOMINAL LBS; Mounting Type: WHEEL. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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