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Technical Data Sheet
PartsTable / COMPONENT / 188609
188609 ✓ Verified by PartsTable
Hama · 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

- Filters the blue light emissions from LED and LCD displays that are harmful to the retina of the eye for stress-free screen viewing<br>- Especially durable and sturdy screen protector made of toughened glass<br>- Maximum scratch protection thanks to 10H Nano Tech coating<br>- "Perfect touch" surface with anti-fingerprint coating<br>- Attaches in an electrostatic way, therefore no adhesive needed, can be removed without leaving any residue<br>- Easy-On: Attachment aids to simplify attaching the protective glass using an innovative Easy-On mounting frame<br>- Antistatic microfibre cloth for cleaning the sensitive display<br>- Case-friendly: Fits all cases, covers and sleeves thanks to the special design This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-193-5242, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
188609
NSN: 5305-00-193-5242
FSC: 5305
CAGE: 31361 — WOODWARD, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
thread_class2A A
thread_length0.375 INCHES MAXIMUM IN
fastener_length0.375 INCHES NOMINAL IN
hardness_rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentZINC AND CHROMATE OVERALL
width_between_flats0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
nominal_thread_diameter0.250 INCHES IN
minimum_tensile_strength150000 POUNDS PER SQUARE INCH LBS
NSN5305-00-193-5242
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 188609 · Hama ⚠ 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
•
SCREW MATERIAL: STEEL
•
THREAD DIRECTION: RIGHT-HAND
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
•
HEAD HEIGHT: 0.100 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 28
•
THREAD LENGTH: 0.375 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
SCREW MATERIALSTEEL
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.375 INCHES NOMINAL IN
THREAD CLASS2A A
HEAD HEIGHT0.100 INCHES NOMINAL IN
THREAD QUANTITY PER INCH28
THREAD LENGTH0.375 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
WIDTH BETWEEN FLATS0.432 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
XX002-0961Interchangeable
interchangeable cross-reference
interchangeable
188609Interchangeable
interchangeable cross-reference
interchangeable
5305002678950Interchangeable
interchangeable cross-reference
interchangeable
91624294Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 188609?
188609 is a BEARING,BALL,ANNULAR manufactured by Hama.
What parts can replace 188609?
There are 4 known substitutes for 188609: XX002-0961, 188609, 5305002678950 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 188609?
188609 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-193-5242. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026