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Technical Data Sheet
PartsTable / COMPONENT / 803-015
803-015 ✓ 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,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1040 OVERALL, head_style: HEXAGON, head_height: 0.156 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.400 INCHES NOMINAL IN, fastener_length: 1.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-193-7501, 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
803-015
NSN: 5305-01-193-7501
FSC: 5305
CAGE: 72741 — DORMAN PRODUCTS, INC. DBA DORMAN (USA)
SPECIFICATIONS
materialSTEEL COMP 1040 OVERALL
head_styleHEXAGON
head_height0.156 INCHES NOMINAL IN
thread_class2A A
thread_length1.400 INCHES NOMINAL IN
fastener_length1.500 INCHES NOMINAL IN
hardness_rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentZINC AND DICHROMATE OVERALL
width_between_flats0.438 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
minimum_tensile_strength120000 POUNDS PER SQUARE INCH LBS
NSN5305-01-193-7501
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 803-015 · 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
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD HEIGHT: 0.156 INCHES NOMINAL IN
•
HEAD STYLE: HEXAGON
•
MINIMUM TENSILE STRENGTH: 120000 POUNDS PER SQUARE INCH LBS
•
SURFACE TREATMENT: ZINC AND DICHROMATE OVERALL
•
MATERIAL: STEEL COMP 1040 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD HEIGHT0.156 INCHES NOMINAL IN
HEAD STYLEHEXAGON
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH LBS
SURFACE TREATMENTZINC AND DICHROMATE OVERALL
MATERIALSTEEL COMP 1040 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD CLASS2A A
THREAD QUANTITY PER INCH20
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
N7475BInterchangeable
interchangeable cross-reference
interchangeable
658025Interchangeable
interchangeable cross-reference
interchangeable
SN4463Interchangeable
interchangeable cross-reference
interchangeable
115KSInterchangeable
interchangeable cross-reference
interchangeable
219518Interchangeable
interchangeable cross-reference
interchangeable
903015Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-015?
803-015 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 803-015?
There are 12 known substitutes for 803-015: N7475B, 658025, SN4463 and 9 more. Substitute compatibility should be verified for your specific system.
Is 803-015 still available?
803-015 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026