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9176223-9 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

9176223-9: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: KNURLED NO. 1, head_height: 0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN, thread_length: 0.406 INCHES MINIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-472-2840, 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
9176223-9
NSN: 5305-00-472-2840
FSC: 5305 — Screws
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
head_styleKNURLED NO. 1
head_height0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
thread_length0.406 INCHES MINIMUM IN
fastener_length1.286 INCHES MINIMUM AND 1.306 INCHES MAXIMUM IN
special_featuresCONE POINT 90 DEGREE ANGLE
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.250 INCHES IN
NSN5305-00-472-2840
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9176223-9 · 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: 0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.286 INCHES MINIMUM AND 1.306 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: 171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.406 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: KNURLED NO. 1
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
FASTENER LENGTH1.286 INCHES MINIMUM AND 1.306 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.406 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEKNURLED NO. 1
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM 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

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 9176223-9?
9176223-9 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 9176223-9?
9176223-9 is cataloged in the U.S. Government catalog under NSN 5305-00-472-2840. 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.