PartsTable
Technical Data Sheet
Download PDF

404427-6 — SCREW ASSEMBLY,PANEL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

404427-6: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.385 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN, thread_length: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, fastener_length: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-047-3094, 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
404427-6
NSN: 5305-01-047-3094
FSC: 5305 — Screws
CAGE: 00752 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORP DIV ANTENNA PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 304L OVERALL
head_styleFILLISTER
head_height0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.385 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
thread_length0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
fastener_length0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch28
NSN5305-01-047-3094
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 404427-6 · 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: 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL ACCOMMODATED THICKNESS: 0.070 INCHES NOMINAL IN
•
THREAD LENGTH: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
FASTENER LENGTH0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL ACCOMMODATED THICKNESS0.070 INCHES NOMINAL IN
THREAD LENGTH0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLESLOT
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 1
CA2850-8SReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 404427-6?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 404427-6?
404427-6 is a SCREW ASSEMBLY,PANEL.
What parts can replace 404427-6?
There is 1 known substitute for 404427-6: CA2850-8S. Substitute compatibility should be verified for your specific system.
What is the NSN for 404427-6?
404427-6 is cataloged in the U.S. Government catalog under NSN 5305-01-047-3094. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 404427-6

✓ 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.