PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BRBoring-Drilling-Milling Machine,

Bridgeport Machines Div of Textron Inc · NSN 3411-00-878-7743 · FSC 3411 · No Item Name Available
Verified by PartsTable
NSN 3411-00-878-7743 — this item is cataloged by the U.S. Government under National Stock Number 3411-00-878-7743. Primary manufacturer part number: BR.
Features
  • Boring-Drilling-Milling Machine, — FSC 3411
  • Color: GRAY/GREY
  • Reference Number Differentiating Characteristics: TABLE,WORKING SURFACE,9 IN. X 42 IN.,TRAVEL 30 IN. LONGITUDINAL IN
  • Supplementary Features: CHROME/NICKEL ALLOY SPINDLE IS HEAT TREATED AND GROUND WITH PRECISION BEARINGS, PRELOADED AND ACCURATELY SPACED FOR MAXIMUM RADIAL AND THRUST CAPABILITY.MANUAL FEED ON TABLE, SADDLE, AND KNEE.LARGE, GRADUATED, EASY READING DIALS. 3 HP (30 MIN. DUTY RATED) SPINDLE POWER RATING METERED, ONE-SHOT LUBRICATION SYSTEM.SPINDLE GUARD INCLUDED STANDARD. COLOR: BRIDGEPORT MACHINE TOOLGR AY. STANDARD ELECTRICS: 208/230/460V, 60HZ V
  • Voltage in Volts and Current Type: 460.0 AC OR 280.0 AC OR 230.0 AC
  • 2 verified cross-references
  • Primary manufacturer: Bridgeport Machines Div of Textron Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Boring-Drilling-Milling Machine,, cataloged under National Stock Number 3411-00-878-7743, is classified within Federal Supply Class 3411 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Bridgeport Machines Div of Textron Inc. Government technical data includes 4 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3411-00-878-7743
Primary Part NumberBR
Item NameBoring-Drilling-Milling Machine,
FSC / FSG3411 / 34 — No Item Name Available
ManufacturerBridgeport Machines Div of Textron Inc
StatusCANCELLED
ColorGRAY/GREY
Reference Number Differentiating CharacteristicsTABLE,WORKING SURFACE,9 IN. X 42 IN.,TRAVEL 30 IN. LONGITUDINAL IN
Supplementary FeaturesCHROME/NICKEL ALLOY SPINDLE IS HEAT TREATED AND GROUND WITH PRECISION BEARINGS, PRELOADED AND ACCURATELY SPACED FOR MAXIMUM RADIAL AND THRUST CAPABILITY.MANUAL FEED ON TABLE, SADDLE, AND KNEE.LARGE, GRADUATED, EASY READING DIALS. 3 HP (30 MIN. DUTY RATED) SPINDLE POWER RATING METERED, ONE-SHOT LUBRICATION SYSTEM.SPINDLE GUARD INCLUDED STANDARD. COLOR: BRIDGEPORT MACHINE TOOLGR AY. STANDARD ELECTRICS: 208/230/460V, 60HZ V
Voltage in Volts and Current Type460.0 AC OR 280.0 AC OR 230.0 AC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
6675-00-222-2505780030 INTERCHANGEABLE
Tripod,surveying
Keuffel and Esser Co
5930-00-644-7359 INTERCHANGEABLE
Switch,sensitive
5930-00-676-27891301423-1 INTERCHANGEABLE
Adapter,switch Actuator
Honeywell Intl Inc Defense Avionics Systems
3417-00-878-7739 INTERCHANGEABLE
Milling Machine,tool and Die
3417-00-878-7741 INTERCHANGEABLE
Milling Machine,tool and Die
3417-00-878-7744 INTERCHANGEABLE
Milling Machine,vertical
6135-01-025-8109 INTERCHANGEABLE
Battery Assembly
Cross-Reference Index
Part NumberManufacturer
BR Bridgeport Machines Div of Textron Inc (USA)
3417-2231-3034 Defense Supply Center Richmond Industrial Plant Equipment /dla/ (USA)
Related Parts
6675-00-222-2505INTERCHANGEABLE
TRIPOD,SURVEYING
780030
5930-00-644-7359INTERCHANGEABLE
SWITCH,SENSITIVE
5930-00-676-2789INTERCHANGEABLE
ADAPTER,SWITCH ACTUATOR
1301423-1
3417-00-878-7739INTERCHANGEABLE
MILLING MACHINE,TOOL AND DIE
3417-00-878-7741INTERCHANGEABLE
MILLING MACHINE,TOOL AND DIE
3417-00-878-7744INTERCHANGEABLE
MILLING MACHINE,VERTICAL
6135-01-025-8109INTERCHANGEABLE
BATTERY ASSEMBLY

Frequently Asked Questions

What is NSN 3411-00-878-7743?

NSN 3411-00-878-7743 is a Boring-Drilling-Milling Machine,, manufactured by Bridgeport Machines Div of Textron Inc, classified under FSC 3411 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3411-00-878-7743?

NSN 3411-00-878-7743 has 2 cross-referenced part numbers: BR (Bridgeport Machines Div of Textron Inc), 3417-2231-3034 (Defense Supply Center Richmond Industrial Plant Equipment /dla/).

What NSN replaces 3411-00-878-7743?

There are 7 known substitutes for 3411-00-878-7743: 6675-00-222-2505, 5930-00-644-7359, 5930-00-676-2789 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BR?

Key specifications for BR: Color: GRAY/GREY; Part Name Assigned by Controlling Agency: MILLING MACHINE,RAM TYPE,SWIVEL HEAD; Special Features: 3-HP (30-MINUTE DUTY RATED) HEAD, 2-HP (CONTINUOUS) INFINITELY VARIABLE:LOW GEAR: 60-500 RPM; HIGH GEAR: 500-4,200 RPM R-8 SPINDLE TAPER; COLLET CAPACITY UP TO 3/4" INCH SCREWS AND DIALSV-RAM WITH 12" OF RACK & PINION TRAVEL; EXPANDING DOVETAIL LOCKS RAM AND TURRET INTO ONE UNIT TO PREVENT VIBRATION 360 DEGREE ROTATION OF RAM/TURRET WORM AND GEAR CONTROLS USED FOR ANGULAR SETTINGS OF THE HEAD: 90 DEGREES LEFT & RIGHT; 45 DEGREES FRONT & BACK 9" X 48" PRECISION GROUND AND HAND SPOTTED TABLEWITH DUAL LOCKS 36" OF TABLE TRAVEL; X- AXIS (NOTE 'X' AXIS TRAVEL IS REDUCED TO 32.5" WITH POWER FEED OPTION) 12" OF SADDLE TRAVEL, Y-AXIS 16" OF KNEE TRAVEL, Z-AXIS (REDUCED BY 1." WITH CHIP PAN) 5" OF QUILL TRAVEL WITH BUILT-IN POWER QUILL FEED (.0015, .003, .006 IPR)QUILL IS 3 3/8" DIA, HARD CHROME PLATED, AND HAND LAPPED FOR EXTREME ACCURACY AND LONG LIFE. QUICK RELEASE MICROMETER DEPTH ADJUSTMENT.750 POUND TABLE LOAD CAPACITY. SPACE & WEIGHT: 80" X 64" X 82.5" 1,950 LBS. LBS; Reference Number Differentiating Characteristics: TABLE,WORKING SURFACE,9 IN. X 42 IN.,TRAVEL 30 IN. LONGITUDINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3411-00-878-7743 still in active supply?

NSN 3411-00-878-7743 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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