PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

347C707H04Hub,body

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 3040-01-129-5662 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-129-5662 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-129-5662. Primary manufacturer part number: 347C707H04.
Features
  • Hub,body — FSC 3040
  • Style Designator: SINGLE THREADED HUB
  • Hub Inside Diameter: 0.250 INCHES NOMINAL IN
  • Surface Treatment: PASSIVATE
  • Material Document and Classification: COMP 303 FED SPEC SINGLE MATERIAL RESPONSE
  • Shoulder Outside Diameter: 0.500 INCHES NOMINAL IN
  • Material: STEEL
  • First End Hub Outside Diameter: 0.375 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Hub,body, cataloged under National Stock Number 3040-01-129-5662, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN3040-01-129-5662
Primary Part Number347C707H04
Item NameHub,body
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Style DesignatorSINGLE THREADED HUB
Hub Inside Diameter0.250 INCHES NOMINAL IN
Surface TreatmentPASSIVATE
Material Document and ClassificationCOMP 303 FED SPEC SINGLE MATERIAL RESPONSE
Shoulder Outside Diameter0.500 INCHES NOMINAL IN
MaterialSTEEL
First End Hub Outside Diameter0.375 INCHES NOMINAL IN
Shoulder Width0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4520-00-057-9832H41 INTERCHANGEABLE
Heater,duct Type,portable
Drs Environmental Systems Inc
5342-00-329-1337 INTERCHANGEABLE
Mount,resilient,weapon System
5999-00-537-6632H41 INTERCHANGEABLE
Heater,thermal Release
Homewood Products Corp
5120-00-542-4048H-41 INTERCHANGEABLE
Hammer,hand
Newmans Inc New Jersey Div
5945-00-772-5688 INTERCHANGEABLE
Relay,electromagnetic
5935-00-823-0278H4-1 INTERCHANGEABLE
Connector,receptacle,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
4520-00-838-3539H41 INTERCHANGEABLE
Heating Element,electrical,nonim
Siemens Energy and Automation Inc Siemens Furnas Controls Div
5120-00-903-9303 INTERCHANGEABLE
Hammer,hand
5999-00-928-82599746537 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Us Army Aviation and Missile Command
2640-00-994-577426-120 INTERCHANGEABLE
Valve Spud,pneumatic Tire
Myers Tire Supply Distribution Inc Div Akron Branch
Cross-Reference Index
Part NumberManufacturer
347C707 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
H4-1 Zagora Gear Products Inc (USA)
347C707H04 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
K1-14 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
4520-00-057-9832INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
H41
5342-00-329-1337INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5999-00-537-6632INTERCHANGEABLE
HEATER,THERMAL RELEASE
H41
5120-00-542-4048INTERCHANGEABLE
HAMMER,HAND
H-41
5945-00-772-5688INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5935-00-823-0278INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
H4-1
4520-00-838-3539INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
H41
5120-00-903-9303INTERCHANGEABLE
HAMMER,HAND
5999-00-928-8259INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
9746537
2640-00-994-5774INTERCHANGEABLE
VALVE SPUD,PNEUMATIC TIRE
26-120
4320-01-234-1763INTERCHANGEABLE
PUMP,AXIAL PISTONS
H41
6515-01-273-1805INTERCHANGEABLE
CHUCK,DRILL

Frequently Asked Questions

What is NSN 3040-01-129-5662?

NSN 3040-01-129-5662 is a Hub,body, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-129-5662?

NSN 3040-01-129-5662 has 4 cross-referenced part numbers: 347C707 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), H4-1 (Zagora Gear Products Inc), 347C707H04 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), K1-14 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 3040-01-129-5662?

There are 12 known substitutes for 3040-01-129-5662: 4520-00-057-9832, 5342-00-329-1337, 5999-00-537-6632 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 347C707H04?

Key specifications for 347C707H04: Style Designator: SINGLE THREADED HUB; Hub Inside Diameter: 0.250 INCHES NOMINAL IN; Surface Treatment: PASSIVATE; Special Features: ACCESSORY COMPONENT AND QTY:WASHER 1;NUT 1;SETSCREW 1;O/A LENGTH:0.600 IN.NOM;HUB THD LENGTH IN. 9 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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