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Technical Data Sheet
PartsTable / COMPONENT / 5305000190163
5305000190163 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER, head_height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN, thread_length: 1.210 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-019-0163, 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
5305000190163
NSN: 5305-00-019-0163
FSC: 5305
CAGE: A00AM — E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFILLISTER
head_height0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
thread_length1.210 INCHES MAXIMUM IN
fastener_length1.250 INCHES NOMINAL IN
hardness_rating45.0 ROCKWELL C MINIMUM THREADS
washer_quantity1
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
primary_washer_styleSPLIT HELICAL RING
NSN5305-00-019-0163
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5305000190163 · 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
•
THREAD CLASS: 2A A
•
HEAD HEIGHT: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
PRIMARY WASHER STYLE: SPLIT HELICAL RING
•
HARDNESS RATING: 53.0 ROCKWELL C MAXIMUM TOP OF HEAD
•
MATERIAL: STEEL OVERALL
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.283 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
HEAD HEIGHT0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
PRIMARY WASHER STYLESPLIT HELICAL RING
HARDNESS RATING53.0 ROCKWELL C MAXIMUM TOP OF HEAD
MATERIALSTEEL OVERALL
PRIMARY WASHER OUTSIDE DIAMETER0.283 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
HARDNESS RATING45.0 ROCKWELL C MINIMUM THREADS
WASHER QUANTITY1
PRIMARY WASHER MATERIAL THICKNESS0.040 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
703-4-98032Interchangeable
interchangeable cross-reference
interchangeable
2503389-20Interchangeable
interchangeable cross-reference
interchangeable
4501BInterchangeable
interchangeable cross-reference
interchangeable
190163Interchangeable
interchangeable cross-reference
interchangeable
3000-X150-ST-ZDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5305000190163?
5305000190163 is a SCREW,ASSEMBLED WASHER.
What parts can replace 5305000190163?
There are 5 known substitutes for 5305000190163: 703-4-98032, 2503389-20, 4501B and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5305000190163?
5305000190163 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-019-0163. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026