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Technical Data Sheet
PartsTable / COMPONENT / CS103
CS103 ✓ Verified by PartsTable
Aerocool · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

<b>MINI TOWER CASE</b><br>Affordable mini tower case features a compact design, making it perfect for office use. Comes with a brushed aluminum style front panel to deliver a professional, elegant look. Supports air cooling in the front, side, and rear of the case to enhance cooling performance and comes equipped with a 80mm fan in the rear.<br><br><b>BRUSHED ALUMINUM STYLE FRONT PANEL</b><br>Brushed aluminum style front panel delivers a professional, elegant look.<br><br>Featuring a stylish and compact design, this corporate mid tower case is perfect for office use.<br><br><b>AIR COOLING</b><br>Supports air cooling in the front, rear, and side to enhance cooling performance.<br><br>- Front: 120mm x 1 (Optional)<br>- Side: 120mm x 1 (Optional)<br>- Rear: 80mm x 1 (Included)<br><br><b>BUILT FOR HIGH PERFORMANCE</b><br>- Supports Micro-ATX, and Mini-ITX motherboards<br>- Supports CPU coolers up to 156mm<br>- Supports high-end graphics cards up to 322mm (without front fan)<br><br><b>CONVE This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-810-6621, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
CS103
NSN: 5305-00-810-6621
FSC: 5305
CAGE: 54X10 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleKNURLED NO. 1
head_height0.334 INCHES NOMINAL IN
thread_class2A A
head_diameter0.312 INCHES NOMINAL IN
thread_length0.250 INCHES MINIMUM IN
fastener_length0.978 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.164 INCHES IN
first_diameter_from_head0.120 INCHES NOMINAL IN
NSN5305-00-810-6621
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CS103 · Aerocool ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD LENGTH: 0.250 INCHES MINIMUM IN
•
HEAD STYLE: KNURLED NO. 1
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
FIRST DIAMETER FROM HEAD: 0.120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.250 INCHES MINIMUM IN
HEAD STYLEKNURLED NO. 1
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES IN
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
FIRST DIAMETER FROM HEAD0.120 INCHES NOMINAL IN
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
HEAD HEIGHT0.334 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
5823Interchangeable
interchangeable cross-reference
interchangeable
MIL-E-1/217Interchangeable
interchangeable cross-reference
interchangeable
6361FInterchangeable
interchangeable cross-reference
interchangeable
9041610Interchangeable
interchangeable cross-reference
interchangeable
5999FInterchangeable
interchangeable cross-reference
interchangeable
5999FXInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CS103?
CS103 is a TRANSFORMER,RADIO FREQUENCY manufactured by Aerocool.
What parts can replace CS103?
There are 20 known substitutes for CS103: 5823, MIL-E-1/217, 6361F and 17 more. Substitute compatibility should be verified for your specific system.
Is CS103 still available?
CS103 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026