CC221-8
Machine Screw
This page provides complete and verified information for part number CC221-8, NSN 5305-00-282-4209
You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
right-hand thread direction, 0.439 inches minimum and 0.516 inches maximum thread length, 0.516 inches minimum and 0.563 inches maximum fastener length, 3a thread class, pan head style
Characteristics
Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.439 inches minimum and 0.516 inches maximum
- Fastener Length
- 0.516 inches minimum and 0.563 inches maximum
- Head Style
- pan
- Head Diameter
- 0.361 inches minimum and 0.385 inches maximum
- Head Height
- 0.103 inches minimum and 0.118 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum
- Screw Material
- steel comp 8630 or steel comp 4037
- Screw Material Document And Classification
- mil-s-6050 mil spec 1st material response or ams 6300 assn std 2nd material response
- Screw Surface Treatment
- cadmium
- Screw Surface Treatment Document And Classification
- qq-p-416,ty 1,cl 3 fed spec single treatment response
- Thread Series Designator
- unf
- Specification/Standard Data
- 80205-nas221 professional/industrial association standard
Classification Data
Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.
- Type of Item Identification
- Source of Supply
- Demilitarization
- Criticality
- Federal Item Identification Guide
- Precious Metals Indicator
- Pseudo Item Name Code
- Hazardous Material Indicator
- Schedule B Code
- 1 - Full descriptive item identification
- SMS - Defense logistics agency, enterprise business systems
- A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
- A500D0
- U - Precious metal content is unknown
- 0006657
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- 7318152000
Freight Information
Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.
- Major Organizational Entity
- National Motor Freight Classification Item Number
- National Motor Freight Classification Sub-Item Number
- Uniform Freight Classification Item Number
- National Motor Freight Class Rating
- Water Commodity
- Type of Cargo
- Special Hand
- Air Dimension
- Air Commodity
- National Motor Freight Description
- XX
- 133300
- Z
- 63220
- W - Rating variable
- 72E - Engineer and material handling equipment, test/tool sets and equipment
- Z - No special type of cargo code applicable
- 9 - Other or no special handling required (sh)
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- VZ -
- machinery/machines noi
FAQs
Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for CC221-8
What is the FSCG of the NSN 5305-00-282-4209?
Does the NSN 5305-00-282-4209 have a Schedule B code assigned?
Does NSN 5305-00-282-4209 require demilitarization?
Does NSN 5305-00-282-4209 contain precious materials?
Does NSN 5305-00-282-4209 contain hazardous materials?
When the NSN 5305-00-282-4209 was assigned to the Federal Catalog?
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