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Technical Data Sheet
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188644 — WASHER,FLAT

✓ Government record, cited
Hama · BOLT SCREW
PRODUCT OVERVIEW

188644: WASHER,FLAT.

This glass screen protector provides high-end protection for your Xiaomi Mi 10 (Pro) 5G by covering the complete front of the smartphone. It is distinguished by an extremely high degree of hardness i.e. a hammer, knife or pair of scissors are practically unable to harm it.

Brilliant! - Especially durable and sturdy screen protector made of toughened glass - Maximum scratch protection thanks to 10H Nano Tech coating - "Perfect touch" surface with anti-fingerprint coating - Highly transparent, ultra clear material in HD quality for outstanding brilliance - Easy-on: fixing aids for easy attachment of the glass protector - Antistatic microfibre cloth for cleaning the sensitive display - Case-friendly: Fits all cases, covers and sleeves thanks to the special design This part is cataloged in the U.S. Government catalog under NSN 5325-00-018-8644, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
188644
NSN: 5325-00-018-8644
NIINs: 000188644, 013293916
FSC: 5325 — Fastening Devices
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
barrel_styleSTRAIGHT ROUND TYPE
flange_styleFLANGE
barrel_height0.125 INCHES NOMINAL IN
surface_treatmentNICKEL OVERALL
barrel_outside_diameter0.246 INCHES NOMINAL IN
flange_outside_diameter0.385 INCHES NOMINAL IN
NSN5325-00-018-8644
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 188644 · 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
•
FLANGE OUTSIDE DIAMETER: 0.385 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL OVERALL
•
BARREL OUTSIDE DIAMETER: 0.246 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
FLANGE STYLE: FLANGE
•
BARREL STYLE: STRAIGHT ROUND TYPE
•
BARREL HEIGHT: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER0.385 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL OVERALL
BARREL OUTSIDE DIAMETER0.246 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
FLANGE STYLEFLANGE
BARREL STYLESTRAIGHT ROUND TYPE
BARREL HEIGHT0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
410211-256Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SE84NPReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SE-84 BRASSReference document
Same NSN cross-reference
Reference document — Secondary reference
EY250-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 188644?
188644 is a WASHER,FLAT manufactured by Hama.
What parts can replace 188644?
There are 4 known substitutes for 188644: 410211-256, SE84NP, SE-84 BRASS and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 188644?
188644 is cataloged in the U.S. Government catalog under NSN 5325-00-018-8644. This indicates validated use in U.S. government and defense supply chains.
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