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RB18363-3 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RB18363-3: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN, thread_length: 0.788 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN, screw_material: STEEL. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-211-3576, 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
RB18363-3
NSN: 5305-00-211-3576
FSC: 5305 — Screws
CAGE: 51663 — HYDRO-AIRE AEROSPACE CORP. DBA LEAR ROMEC DIV LEAR ROMEC (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
thread_length0.788 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
screw_materialSTEEL
fastener_length0.828 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.250 INCHES IN
screw_surface_treatmentCADMIUM
thread_quantity_per_inch28
NSN5305-00-211-3576
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RB18363-3 · 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: 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM
•
FASTENER LENGTH: 0.828 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-671 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.788 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM
FASTENER LENGTH0.828 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-671 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.788 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL
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

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 RB18363-3?
RB18363-3 is a SCREW,MACHINE.
What is the NSN for RB18363-3?
RB18363-3 is cataloged in the U.S. Government catalog under NSN 5305-00-211-3576. This indicates validated use in U.S. government and defense supply chains.
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