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18644-8 — LINE,RADIO FREQUENCY TRANSMISSIO

✓ Government record, cited
Hama · NUT WASHER
PRODUCT OVERVIEW

18644-8: LINE,RADIO FREQUENCY TRANSMISSIO.

- DCF radio clock with analogue hours / minutes display and digital display for date, temperature and seconds - Arabic dial with display for date, room temperature and seconds - Analogue minute / hour hand - White backlight, activate with a button press Digital display: - The date, room temperature and seconds are displayed alternately every 20 seconds Time / calendar / alarm function: - One alarm time can be set - Snooze function - Date display This part is cataloged in the U.S. Government catalog under NSN 5310-01-061-8359, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
18644-8
NSN: 5310-01-061-8359
NIINs: 010618359, 016697520
FSC: 5310 — Nuts and Washers
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
thickness0.188 INCHES NOMINAL IN
hole_diameter0.344 INCHES NOMINAL IN
overall_diameter0.750 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE F6 ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-01-061-8359
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 18644-8 · Hama ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL DIAMETER: 0.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE F6 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
COLOR: GRAY/GREY OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.344 INCHES NOMINAL IN
•
THICKNESS: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE F6 ASSN STD ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
COLORGRAY/GREY OVERALL
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.344 INCHES NOMINAL IN
THICKNESS0.188 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
5310PL0940184Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 18644-8?
18644-8 is a LINE,RADIO FREQUENCY TRANSMISSIO manufactured by Hama.
What parts can replace 18644-8?
There is 1 known substitute for 18644-8: 5310PL0940184. Substitute compatibility should be verified for your specific system.
What is the NSN for 18644-8?
18644-8 is cataloged in the U.S. Government catalog under NSN 5310-01-061-8359. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.