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389-8312-00 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

389-8312-00: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, head_diameter: 7.2 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM MM, thread_length: 7.5 MILLIMETERS NOMINAL MM, fastener_length: 15.2 MILLIMETERS MINIMUM AND 15.8 MILLIMETERS MAXIMUM MM, thread_direction: RIGHT-HAND, countersink_angle: 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-567-9593, 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
389-8312-00
NSN: 5305-01-567-9593
FSC: 5305 — Screws
CAGE: 11815 — SPS TECHNOLOGIES, LLC DBA CHERRY AEROSPACE DIV DIV CHERRY AEROSPACE (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
head_diameter7.2 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM MM
thread_length7.5 MILLIMETERS NOMINAL MM
fastener_length15.2 MILLIMETERS MINIMUM AND 15.8 MILLIMETERS MAXIMUM MM
thread_directionRIGHT-HAND
countersink_angle99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM
internal_drive_styleTORX
spline_major_diameter3.9 MILLIMETERS NOMINAL MM
end_item_identificationEND ITEM NSN: 1340-01-517-4757; MLRS MULTIPLE LAUNCH ROCKET SYSTEM
nominal_thread_diameter4.0 MILLIMETERS MM
thread_series_designatorMJ
thread_pitch_in_millimeters0.7
NSN5305-01-567-9593
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 389-8312-00 · 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
•
EXTERNAL THREAD TOLERANCE CLASS: 4H6H
•
FASTENER LENGTH: 15.2 MILLIMETERS MINIMUM AND 15.8 MILLIMETERS MAXIMUM MM
•
THREAD PITCH IN MILLIMETERS: 0.7
•
THREAD LENGTH: 7.5 MILLIMETERS NOMINAL MM
•
SPLINE MAJOR DIAMETER: 3.9 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 4.0 MILLIMETERS MM
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EXTERNAL THREAD TOLERANCE CLASS4H6H
FASTENER LENGTH15.2 MILLIMETERS MINIMUM AND 15.8 MILLIMETERS MAXIMUM MM
THREAD PITCH IN MILLIMETERS0.7
THREAD LENGTH7.5 MILLIMETERS NOMINAL MM
SPLINE MAJOR DIAMETER3.9 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER4.0 MILLIMETERS MM
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLETORX
COUNTERSINK ANGLE99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 1
302-40114-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 389-8312-00?
389-8312-00 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 389-8312-00?
There is 1 known substitute for 389-8312-00: 302-40114-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 389-8312-00?
389-8312-00 is cataloged in the U.S. Government catalog under NSN 5305-01-567-9593. This indicates validated use in U.S. government and defense supply chains.
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