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Technical Data Sheet
PartsTable / COMPONENT / PZ3-3
PZ3-3 ✓ 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,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: FLAT CHAMFER, head_height: 0.125 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.250 INCHES NOMINAL IN, thread_length: 0.156 INCHES MINIMUM 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 5305-00-164-7274, 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
PZ3-3
NSN: 5305-00-164-7274
FSC: 5305
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleFLAT CHAMFER
head_height0.125 INCHES NOMINAL IN
thread_class2A A
head_diameter0.250 INCHES NOMINAL IN
thread_length0.156 INCHES MINIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.406 INCHES NOMINAL IN
hardness_rating54.0 ROCKWELL A MINIMUM AND 61.0 ROCKWELL A MAXIMUM OVERALL
shoulder_length0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.124 INCHES NOMINAL FIRST SHOULDER IN
NSN5305-00-164-7274
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PZ3-3 · 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
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL: STEEL COMP 303 OVERALL
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
SHOULDER LENGTH: 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM FIRST SHOULDER IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
SHOULDER DIAMETER: 0.124 INCHES NOMINAL FIRST SHOULDER IN
•
HARDNESS RATING: 54.0 ROCKWELL A MINIMUM AND 61.0 ROCKWELL A MAXIMUM OVERALL
•
THREAD QUANTITY PER INCH: 40
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIALSTEEL COMP 303 OVERALL
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM FIRST SHOULDER IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
SHOULDER DIAMETER0.124 INCHES NOMINAL FIRST SHOULDER IN
HARDNESS RATING54.0 ROCKWELL A MINIMUM AND 61.0 ROCKWELL A MAXIMUM OVERALL
THREAD QUANTITY PER INCH40
HEAD HEIGHT0.125 INCHES NOMINAL IN
INTERNAL DRIVE STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
13217E3914Interchangeable
interchangeable cross-reference
interchangeable
525-251-9001Interchangeable
interchangeable cross-reference
interchangeable
4-412Interchangeable
interchangeable cross-reference
interchangeable
TOR 784Interchangeable
interchangeable cross-reference
interchangeable
TRA1266Interchangeable
interchangeable cross-reference
interchangeable
69-726Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PZ3-3?
PZ3-3 is a SCREW,SHOULDER.
What parts can replace PZ3-3?
There are 21 known substitutes for PZ3-3: 13217E3914, 525-251-9001, 4-412 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PZ3-3?
PZ3-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-164-7274. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026