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4185958 — CRYSTAL UNIT,QUARTZ

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4185958: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include body_width: 18.4 MILLIMETERS MAXIMUM MM, head_style: HEXAGON, body_length: 19.7 MILLIMETERS MAXIMUM MM, grip_length: 5.000 MILLIMETERS NOMINAL MM, thread_length: 11.000 MILLIMETERS NOMINAL MM, body_thickness: 8.1 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-408-0450, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
4185958
NSN: 5306-01-408-0450
NIINs: 014080450, 014654223
FSC: 5306 — Bolts
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
body_width18.4 MILLIMETERS MAXIMUM MM
head_styleHEXAGON
body_length19.7 MILLIMETERS MAXIMUM MM
grip_length5.000 MILLIMETERS NOMINAL MM
thread_length11.000 MILLIMETERS NOMINAL MM
body_thickness8.1 MILLIMETERS MAXIMUM MM
overall_length26.0 MILLIMETERS MAXIMUM MM
fastener_length16.000 MILLIMETERS NOMINAL MM
terminal_length5.7 MILLIMETERS MINIMUM AND 6.3 MILLIMETERS MAXIMUM MM
style_designatorOVAL BODY, PIN TERMINALS
circuit_resonanceSERIES RESONANCE
overall_thickness8.9 MILLIMETERS MAXIMUM MM
NSN5306-01-408-0450
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4185958 · OEM ⚠ 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
•
FASTENER LENGTH: 16.000 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 1.500
•
THREAD LENGTH: 11.000 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 10.000 MILLIMETERS MM
•
HEAD STYLE: HEXAGON
•
GRIP LENGTH: 5.000 MILLIMETERS NOMINAL MM
•
WIDTH BETWEEN FLATS: 16.000 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
FASTENER LENGTH16.000 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS1.500
THREAD LENGTH11.000 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER10.000 MILLIMETERS MM
HEAD STYLEHEXAGON
GRIP LENGTH5.000 MILLIMETERS NOMINAL MM
WIDTH BETWEEN FLATS16.000 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONMRAP - M-ATV
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SUBSTITUTES & CROSS-REFERENCES 3
8T-4191Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A05039Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CV131729Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4185958?
4185958 is a CRYSTAL UNIT,QUARTZ.
What parts can replace 4185958?
There are 3 known substitutes for 4185958: 8T-4191, A05039, CV131729. Substitute compatibility should be verified for your specific system.
What is the NSN for 4185958?
4185958 is cataloged in the U.S. Government catalog under NSN 5306-01-408-0450. This indicates validated use in U.S. government and defense supply chains.
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