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12443820-002 — SCREW,SELF-DRILLING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12443820-002: SCREW,SELF-DRILLING.

The SCREW,SELF-DRILLING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OVERALL, head_style: HEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER, head_height: 0.194 INCHES NOMINAL0.194 INCHES NOMINAL IN, point_style: SELF-DRILLINGSELF-DRILLING, pilot_length: 0.281 INCHES NOMINAL0.281 INCHES NOMINAL IN, fastener_length: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-559-4512, 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
12443820-002
NSN: 5305-01-559-4512
FSC: 5305 — Screws
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 4037 OVERALL
head_styleHEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER
head_height0.194 INCHES NOMINAL0.194 INCHES NOMINAL IN
point_styleSELF-DRILLINGSELF-DRILLING
pilot_length0.281 INCHES NOMINAL0.281 INCHES NOMINAL IN
fastener_length1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN
hardness_rating28.0 ROCKWELL C NOMINAL OVERALL
thread_directionRIGHT-HANDRIGHT-HAND
width_between_flats0.310 INCHES NOMINAL0.310 INCHES NOMINAL IN
internal_drive_styleW/O INTERNAL DRIVEW/O INTERNAL DRIVE
supplementary_featuresFINISH-COLE POLYMER COATED 4037 STEEL
end_item_identification2320-01-530-3843 TRUCK,CARGO2320-01-530-3843 TRUCK,CARGO
NSN5305-01-559-4512
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12443820-002 · 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
•
HEAD HEIGHT: 0.194 INCHES NOMINAL0.194 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.432 INCHES NOMINAL0.432 INCHES NOMINAL IN
•
SUPPLEMENTARY FEATURES: FINISH-COLE POLYMER COATED 4037 STEEL
•
HARDNESS RATING: 28.0 ROCKWELL C NOMINAL OVERALL
•
NOMINAL THREAD DIAMETER: 0.216 INCHES0.216 INCHES IN
•
HEAD STYLE: HEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HANDRIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.194 INCHES NOMINAL0.194 INCHES NOMINAL IN
FASTENER LENGTH1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.432 INCHES NOMINAL0.432 INCHES NOMINAL IN
SUPPLEMENTARY FEATURESFINISH-COLE POLYMER COATED 4037 STEEL
HARDNESS RATING28.0 ROCKWELL C NOMINAL OVERALL
NOMINAL THREAD DIAMETER0.216 INCHES0.216 INCHES IN
HEAD STYLEHEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HANDRIGHT-HAND
POINT STYLESELF-DRILLINGSELF-DRILLING
WIDTH BETWEEN FLATS0.310 INCHES NOMINAL0.310 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 1
90122A319Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12443820-002?
12443820-002 is a SCREW,SELF-DRILLING.
What parts can replace 12443820-002?
There is 1 known substitute for 12443820-002: 90122A319. Substitute compatibility should be verified for your specific system.
What is the NSN for 12443820-002?
12443820-002 is cataloged in the U.S. Government catalog under NSN 5305-01-559-4512. 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.