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H668160007 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

H668160007: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OVERALL, head_style: FLAT CHAMFER, head_height: 0.057 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.091 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN, thread_length: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-870-0402, 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
H668160007
NSN: 5305-00-870-0402
FSC: 5305 — Screws
CAGE: 36090 — LOCKHEED MARTIN LIBRASCOPE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OVERALL
head_styleFLAT CHAMFER
head_height0.057 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.091 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
thread_length0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
fastener_length0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.060 INCHES IN
NSN5305-00-870-0402
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H668160007 · 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
•
WIDTH ACROSS FLATS: 0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.057 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.060 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
HEAD HEIGHT0.057 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
FASTENER LENGTH0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.060 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLEHEXAGON
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 H668160007?
H668160007 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for H668160007?
H668160007 is cataloged in the U.S. Government catalog under NSN 5305-00-870-0402. 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.