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7470-0287 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7470-0287: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.457 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN, thread_length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-196-4573, 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
7470-0287
NSN: 5305-00-196-4573
FSC: 5305 — Screws
CAGE: 18014 — AEROSPACE AMERICA INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.457 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
thread_length0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
fastener_length1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.312 INCHES IN
first_diameter_from_head0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN5305-00-196-4573
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7470-0287 · 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: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
FIRST DIAMETER FROM HEAD: 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
FASTENER LENGTH1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
FIRST DIAMETER FROM HEAD0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7470-0287?
7470-0287 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 7470-0287?
7470-0287 is cataloged in the U.S. Government catalog under NSN 5305-00-196-4573. 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.