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Technical Data Sheet
PartsTable / COMPONENT / AN515PB8-6
AN515PB8-6 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.120 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN, thread_length: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, screw_material: COPPER ALLOY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-576-7432, 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
AN515PB8-6
NSN: 5305-00-576-7432
FSC: 5305
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
head_styleROUND
head_height0.120 INCHES NOMINAL IN
thread_class2A A
head_diameter0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
thread_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
screw_materialCOPPER ALLOY
fastener_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentCADMIUM AND CHROMATE OR ZINC AND CHROMATE
thread_quantity_per_inch32
NSN5305-00-576-7432
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN515PB8-6 · 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
•
SCREW MATERIAL: COPPER ALLOY
•
HEAD HEIGHT: 0.120 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC AND CHROMATE
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1C STYLE
TECHNICAL CHARACTERISTICS (FLIS)
SCREW MATERIALCOPPER ALLOY
HEAD HEIGHT0.120 INCHES NOMINAL IN
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC AND CHROMATE
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.164 INCHES IN
INTERNAL DRIVE STYLESLOT
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1C STYLE
THREAD LENGTH0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
143-0290Interchangeable
interchangeable cross-reference
interchangeable
LM340Interchangeable
interchangeable cross-reference
interchangeable
1251-2357Interchangeable
interchangeable cross-reference
interchangeable
8633 FIGURE 7-15 INDEX 53Interchangeable
interchangeable cross-reference
interchangeable
101288Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN515PB8-6?
AN515PB8-6 is a SCREW,MACHINE.
What parts can replace AN515PB8-6?
There are 5 known substitutes for AN515PB8-6: 143-0290, LM340, 1251-2357 and 2 more. Substitute compatibility should be verified for your specific system.
Is AN515PB8-6 still available?
AN515PB8-6 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