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166242PC311 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

166242PC311: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, head_style: FLAT CHAMFER, head_height: 0.090 INCHES NOMINAL IN, point_style: CHAMFER DOG, point_length: 0.530 INCHES NOMINAL IN, thread_class: 1A A. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-208-8091, 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
166242PC311
NSN: 5305-00-208-8091
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
head_styleFLAT CHAMFER
head_height0.090 INCHES NOMINAL IN
point_styleCHAMFER DOG
point_length0.530 INCHES NOMINAL IN
thread_class1A A
head_diameter0.312 INCHES NOMINAL IN
thread_length0.160 INCHES MINIMUM IN
point_diameter0.188 INCHES NOMINAL IN
fastener_length0.690 INCHES NOMINAL IN
thread_directionRIGHT-HAND
point_chamfer_angle45.0 DEGREES NOMINAL
NSN5305-00-208-8091
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 166242PC311 · 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
•
POINT DIAMETER: 0.188 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.090 INCHES NOMINAL IN
•
POINT LENGTH: 0.530 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.690 INCHES NOMINAL IN
•
THREAD LENGTH: 0.160 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
POINT CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.188 INCHES NOMINAL IN
HEAD HEIGHT0.090 INCHES NOMINAL IN
POINT LENGTH0.530 INCHES NOMINAL IN
FASTENER LENGTH0.690 INCHES NOMINAL IN
THREAD LENGTH0.160 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
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 166242PC311?
166242PC311 is a SETSCREW.
What is the NSN for 166242PC311?
166242PC311 is cataloged in the U.S. Government catalog under NSN 5305-00-208-8091. 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.