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661615 — CRYSTAL UNIT,QUARTZ

✓ Government record, cited
Legrand · BOLT SCREW
PRODUCT OVERVIEW

661615: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a Legrand industrial component. Key specifications include diameter: 0.306 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN, material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 303SE OVERALL, head_style: FILLISTER, head_height: 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN, point_style: CONE, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-446-7734, 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
661615
NSN: 5305-00-446-7734
NIINs: 004467734, 004834428
FSC: 5305 — Screws
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
diameter0.306 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN
materialSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 303SE OVERALL
head_styleFILLISTER
head_height0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
point_styleCONE
thread_class3A A
head_diameter0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
thread_length0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
overall_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
fastener_length0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
NSN5305-00-446-7734
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 661615 · Legrand ⚠ 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
•
HEAD HEIGHT: 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: CONE
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
FASTENER LENGTH0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
THREAD LENGTH0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
POINT STYLECONE
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLESLOT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 661615?
661615 is a CRYSTAL UNIT,QUARTZ manufactured by Legrand.
What is the NSN for 661615?
661615 is cataloged in the U.S. Government catalog under NSN 5305-00-446-7734. This indicates validated use in U.S. government and defense supply chains.
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