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281-54512 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

281-54512: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, fastener_length: 0.750 INCHES NOMINAL IN, surface_treatment: CHROMATE ZINC OVERALL, end_item_identification: 2420-01-532-3399, nonmachine_thread_style: BLUNT (TYPE TT). This part is cataloged in the U.S.

Government catalog under NSN 5305-01-549-9221, 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
281-54512
NSN: 5305-01-549-9221
FSC: 5305 — Screws
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
fastener_length0.750 INCHES NOMINAL IN
surface_treatmentCHROMATE ZINC OVERALL
end_item_identification2420-01-532-3399
nonmachine_thread_styleBLUNT (TYPE TT)
nonmachine_nominal_thread_diameter0.190 INCHES IN
NSN5305-01-549-9221
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 281-54512 · 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
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
FASTENER LENGTH: 0.750 INCHES NOMINAL IN
•
NONMACHINE THREAD STYLE: BLUNT (TYPE TT)
•
HEAD STYLE: HEXAGON EXTENDED WASHER
•
SURFACE TREATMENT: CHROMATE ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.190 INCHES IN
FASTENER LENGTH0.750 INCHES NOMINAL IN
NONMACHINE THREAD STYLEBLUNT (TYPE TT)
HEAD STYLEHEXAGON EXTENDED WASHER
SURFACE TREATMENTCHROMATE ZINC OVERALL
END ITEM IDENTIFICATION2420-01-532-3399
MATERIALSTEEL OVERALL
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

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 281-54512?
281-54512 is a SCREW,TAPPING.
What is the NSN for 281-54512?
281-54512 is cataloged in the U.S. Government catalog under NSN 5305-01-549-9221. 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.