PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CAV70-4-7BScrew,machine

Naval Inventory Control Point Mechanicsburg · NSN 5305-00-655-7079 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-655-7079 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-655-7079. Primary manufacturer part number: CAV70-4-7B.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 40
  • Thread Direction: RIGHT-HAND
  • Head Style: FILLISTER
  • Screw Surface Treatment: PASSIVATE
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Length: 0.438 INCHES MAXIMUM IN
  • Fastener Length: 0.438 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-655-7079, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-655-7079
Primary Part NumberCAV70-4-7B
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Thread Quantity Per Inch40
Thread DirectionRIGHT-HAND
Head StyleFILLISTER
Screw Surface TreatmentPASSIVATE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Length0.438 INCHES MAXIMUM IN
Fastener Length0.438 INCHES NOMINAL IN
Screw MaterialSTEEL COMP 303
Internal Drive StyleSLOT
Head Height0.038 INCHES NOMINAL IN
Thread Class2A A
Nominal Thread Diameter0.112 INCHES IN
Screw Material Document and ClassificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE
Head Diameter0.223 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-054-5650 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
CAV70-4-7B PRIMARY Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5305-00-054-5650INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-00-655-7079?

NSN 5305-00-655-7079 is a Screw,machine, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-655-7079?

NSN 5305-00-655-7079 has 1 cross-referenced part number: CAV70-4-7B (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 5305-00-655-7079?

There is 1 known substitute for 5305-00-655-7079: 5305-00-054-5650. Verify interchangeability with system specifications before substitution.

What are the specifications of CAV70-4-7B?

Key specifications for CAV70-4-7B: Thread Quantity Per Inch: 40; Thread Direction: RIGHT-HAND; Head Style: FILLISTER; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT. 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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