PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6-3INCHBrush,wire,boiler Tube

Worcester Brush Co · NSN 5120-00-223-7976 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-223-7976 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-223-7976. Primary manufacturer part number: 6-3INCH.
Features
  • Brush,wire,boiler Tube — FSC 5120
  • Connector End Design: MALE OR FEMALE
  • Boiler Tube Wall Thickness for Which Designed: 0.109 INCHES NOMINAL IN
  • Boiler Tube Outside Diameter for Which Designed: 3.000 INCHES NOMINAL IN
  • Style Designator: SECTIONAL HAND PUSH TYPE
  • Screw Thread Diameter and Location: 0.375 CONNECTION FACILITY INCHES NOMINAL
  • Connection Facility Screw Thread Quantity Per Inch: 18.000
  • Screw Thread Series Designator: NPT
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Brush,wire,boiler Tube, cataloged under National Stock Number 5120-00-223-7976, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Worcester Brush Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-223-7976
Primary Part Number6-3INCH
Item NameBrush,wire,boiler Tube
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWorcester Brush Co
StatusACTIVE
Connector End DesignMALE OR FEMALE
Boiler Tube Wall Thickness for Which Designed0.109 INCHES NOMINAL IN
Boiler Tube Outside Diameter for Which Designed3.000 INCHES NOMINAL IN
Style DesignatorSECTIONAL HAND PUSH TYPE
Screw Thread Diameter and Location0.375 CONNECTION FACILITY INCHES NOMINAL
Connection Facility Screw Thread Quantity Per Inch18.000
Screw Thread Series DesignatorNPT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-060-4799440-3-8 INTERCHANGEABLE
Valve,gate
Crane Co Div Valve Div
2090-00-380-9812346240PC2 INTERCHANGEABLE
Link,universal End
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3030-00-716-7893 INTERCHANGEABLE
Belt,positive Drive
5133-00-833-463410038 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
5305-00-845-3865 INTERCHANGEABLE
Screw,cap,socket Head
6240-01-094-2279LU100/D INTERCHANGEABLE
Lamp,sodium
Gte Products Corp Sylvania Miniature Lighting Div
5315-01-149-8219 INTERCHANGEABLE
Pin
6685-01-251-26390680-001-00 INTERCHANGEABLE
Indicator,pressure
Qed Inc Dba Qed Inc
4820-01-298-7313 INTERCHANGEABLE
Disk,valve
5305-01-591-574144038 INTERCHANGEABLE
Screw,cap,socket Head
Safety Socket Llc
Cross-Reference Index
Part NumberManufacturer
6-3INCH Worcester Brush Co (USA)
44038 Weiler Corporation (USA)
9001008 Preventive Maintenance Systems (USA)
Related Parts
4820-00-060-4799INTERCHANGEABLE
VALVE,GATE
440-3-8
2090-00-380-9812INTERCHANGEABLE
LINK,UNIVERSAL END
346240PC2
3030-00-716-7893INTERCHANGEABLE
BELT,POSITIVE DRIVE
5133-00-833-4634INTERCHANGEABLE
DRILL,TWIST
10038
5305-00-845-3865INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
6240-01-094-2279INTERCHANGEABLE
LAMP,SODIUM
LU100/D
5315-01-149-8219INTERCHANGEABLE
PIN
6685-01-251-2639INTERCHANGEABLE
INDICATOR,PRESSURE
0680-001-00
4820-01-298-7313INTERCHANGEABLE
DISK,VALVE
5305-01-591-5741INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
44038

Frequently Asked Questions

What is NSN 5120-00-223-7976?

NSN 5120-00-223-7976 is a Brush,wire,boiler Tube, manufactured by Worcester Brush Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-223-7976?

NSN 5120-00-223-7976 has 3 cross-referenced part numbers: 6-3INCH (Worcester Brush Co), 44038 (Weiler Corporation), 9001008 (Preventive Maintenance Systems).

What NSN replaces 5120-00-223-7976?

There are 10 known substitutes for 5120-00-223-7976: 4820-00-060-4799, 2090-00-380-9812, 3030-00-716-7893 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6-3INCH?

Key specifications for 6-3INCH: Connector End Design: MALE OR FEMALE; Boiler Tube Wall Thickness for Which Designed: 0.109 INCHES NOMINAL IN; Boiler Tube Outside Diameter for Which Designed: 3.000 INCHES NOMINAL IN; Style Designator: SECTIONAL HAND PUSH TYPE. 7 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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