PartsTable
Technical Data Sheet
BN3312 M4X12 ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: OVAL COUNTERSUNK, head_diameter: 7.5 MILLIMETERS NOMINAL MM, thread_length: 12.0 MILLIMETERS MAXIMUM MM, screw_material: STEEL COMP 316, fastener_length: 12.0 MILLIMETERS NOMINAL MM, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-411-7918, 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
BN3312 M4X12
NSN: 5305-01-411-7918
FSC: 5305
CAGE: 1CJ86 — BOSSARD INTL INC (USA)
SPECIFICATIONS
head_styleOVAL COUNTERSUNK
head_diameter7.5 MILLIMETERS NOMINAL MM
thread_length12.0 MILLIMETERS MAXIMUM MM
screw_materialSTEEL COMP 316
fastener_length12.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
countersink_angle90.0 DEGREES NOMINAL
internal_drive_styleCROSS RECESS TYPE IA
nominal_thread_diameter4.0 MILLIMETERS MM
thread_series_designatorM
thread_pitch_in_millimeters0.7
external_thread_tolerance_class6G G
NSN5305-01-411-7918
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BN3312 M4X12 · 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
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: AISI, COMP 316 ASSN STD SINGLE MATERIAL RESPONSE
SCREW MATERIAL: STEEL COMP 316
FASTENER LENGTH: 12.0 MILLIMETERS NOMINAL MM
HEAD DIAMETER: 7.5 MILLIMETERS NOMINAL MM
COUNTERSINK ANGLE: 90.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE: CROSS RECESS TYPE IA
EXTERNAL THREAD TOLERANCE CLASS: 6G G
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAISI, COMP 316 ASSN STD SINGLE MATERIAL RESPONSE
SCREW MATERIALSTEEL COMP 316
FASTENER LENGTH12.0 MILLIMETERS NOMINAL MM
HEAD DIAMETER7.5 MILLIMETERS NOMINAL MM
COUNTERSINK ANGLE90.0 DEGREES NOMINAL
INTERNAL DRIVE STYLECROSS RECESS TYPE IA
EXTERNAL THREAD TOLERANCE CLASS6G G
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORM
HEAD STYLEOVAL COUNTERSUNK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
10222Interchangeable
interchangeable cross-reference
interchangeable
12679Interchangeable
interchangeable cross-reference
interchangeable
22549Interchangeable
interchangeable cross-reference
interchangeable
25510Interchangeable
interchangeable cross-reference
interchangeable
D-3628Interchangeable
interchangeable cross-reference
interchangeable
255-501-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BN3312 M4X12?
BN3312 M4X12 is a SCREW,MACHINE.
What parts can replace BN3312 M4X12?
There are 6 known substitutes for BN3312 M4X12: 10222, 12679, 22549 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BN3312 M4X12?
BN3312 M4X12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-411-7918. This indicates validated use in U.S. government and defense supply chains.
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