PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILB385Breaker,paving

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 3820-00-290-4990 · FSC 3820 · No Item Name Available
Verified by PartsTable
NSN 3820-00-290-4990 — this item is cataloged by the U.S. Government under National Stock Number 3820-00-290-4990. Primary manufacturer part number: MILB385.
Features
  • Breaker,paving — FSC 3820
  • Tool Retainer Type: SPLIT COLLAR
  • Handle Style: HAND GRIP LEVER
  • Prime Mover Type: PNEUMATIC MOTOR
  • Conversion Feature for Sinker Drill Operation: NOT INCLUDED
  • Shank Overall Length: 2.750 INCHES NOMINAL IN
  • Width Across Flats: 0.875 INCHES NOMINAL IN
  • Accessory Components: DEMOLITION TOOL CHUCK
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Breaker,paving, cataloged under National Stock Number 3820-00-290-4990, 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 9 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
NSN3820-00-290-4990
Primary Part NumberMILB385
Item NameBreaker,paving
FSC / FSG3820 / 38 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Tool Retainer TypeSPLIT COLLAR
Handle StyleHAND GRIP LEVER
Prime Mover TypePNEUMATIC MOTOR
Conversion Feature for Sinker Drill OperationNOT INCLUDED
Shank Overall Length2.750 INCHES NOMINAL IN
Width Across Flats0.875 INCHES NOMINAL IN
Accessory ComponentsDEMOLITION TOOL CHUCK
Reference Number Differentiating CharacteristicsPAC AAZF
Shank StyleSTRAIGHT HEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3820-00-226-5726 INTERCHANGEABLE
Breaker,paving
3820-00-290-42691531 INTERCHANGEABLE
Pick,paving Breaker
Vulcan Co Inc the
3820-00-290-42711PBA5-14 INTERCHANGEABLE
Chisel,paving Breaker
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3820-00-290-42771000 INTERCHANGEABLE
Moil Point,paving Breaker
Vulcan Co Inc the
3820-00-290-4282 INTERCHANGEABLE
Spade,paving Breaker
3820-00-290-4988 INTERCHANGEABLE
Breaker,paving
3820-00-290-4991 INTERCHANGEABLE
Breaker,paving
3820-00-292-0076 INTERCHANGEABLE
Breaker,paving
3820-00-457-8280 INTERCHANGEABLE
Breaker,paving
3820-00-663-7287 INTERCHANGEABLE
Breaker,paving
Cross-Reference Index
Part NumberManufacturer
MILB385 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
412T Thor Power Tool Co Sub of Stewart-Warner Co (USA)
Related Parts
3820-00-226-5726INTERCHANGEABLE
BREAKER,PAVING
3820-00-290-4269INTERCHANGEABLE
PICK,PAVING BREAKER
1531
3820-00-290-4271INTERCHANGEABLE
CHISEL,PAVING BREAKER
1PBA5-14
3820-00-290-4277INTERCHANGEABLE
MOIL POINT,PAVING BREAKER
1000
3820-00-290-4282INTERCHANGEABLE
SPADE,PAVING BREAKER
3820-00-290-4988INTERCHANGEABLE
BREAKER,PAVING
3820-00-290-4991INTERCHANGEABLE
BREAKER,PAVING
3820-00-292-0076INTERCHANGEABLE
BREAKER,PAVING
3820-00-457-8280INTERCHANGEABLE
BREAKER,PAVING
3820-00-663-7287INTERCHANGEABLE
BREAKER,PAVING
3820-00-711-6060INTERCHANGEABLE
BREAKER,PAVING
3820-00-916-4775INTERCHANGEABLE
BREAKER,PAVING
KD20L

Frequently Asked Questions

What is NSN 3820-00-290-4990?

NSN 3820-00-290-4990 is a Breaker,paving, 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 3820-00-290-4990?

NSN 3820-00-290-4990 has 2 cross-referenced part numbers: MILB385 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 412T (Thor Power Tool Co Sub of Stewart-Warner Co).

What NSN replaces 3820-00-290-4990?

There are 12 known substitutes for 3820-00-290-4990: 3820-00-226-5726, 3820-00-290-4269, 3820-00-290-4271 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILB385?

Key specifications for MILB385: Tool Retainer Type: SPLIT COLLAR; Weight: 25.0 POUNDS NOMINAL LBS; Handle Style: HAND GRIP LEVER; Prime Mover Type: PNEUMATIC MOTOR. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com