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PartsTable / COMPONENT / SCB70103
SCB70103 ✓ 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: FLAT CHAMFER, head_height: 0.219 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.200 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN, thread_length: 0.089 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN, screw_material: STEEL COMP 303. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-356-4126, 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
SCB70103
NSN: 5305-00-356-4126
FSC: 5305
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.219 INCHES NOMINAL IN
thread_class2A A
head_diameter0.200 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN
thread_length0.089 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
screw_materialSTEEL COMP 303
fastener_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
special_featuresTHD RELIEF 0.046 IN. W BY 0.142 IN. MIN 0.148 IN. MAX DIA,AND POINT CHAMFER 45.0 DEGREES IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentPASSIVATE
NSN5305-00-356-4126
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SCB70103 · 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 SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD HEIGHT: 0.219 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
THREAD CLASS: 2A A
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
SCREW SURFACE TREATMENT: PASSIVATE
TECHNICAL CHARACTERISTICS (FLIS)
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
THREAD DIRECTIONRIGHT-HAND
HEAD HEIGHT0.219 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
NOMINAL THREAD DIAMETER0.164 INCHES IN
THREAD CLASS2A A
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SCREW SURFACE TREATMENTPASSIVATE
SCREW MATERIALSTEEL COMP 303
THREAD LENGTH0.089 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
F600L04146Interchangeable
interchangeable cross-reference
interchangeable
50238Interchangeable
interchangeable cross-reference
interchangeable
F600L4146Interchangeable
interchangeable cross-reference
interchangeable
1376-23-226Interchangeable
interchangeable cross-reference
interchangeable
MS28775-238Interchangeable
interchangeable cross-reference
interchangeable
NG14145 ITEM 92Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SCB70103?
SCB70103 is a SCREW,MACHINE.
What parts can replace SCB70103?
There are 8 known substitutes for SCB70103: F600L04146, 50238, F600L4146 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SCB70103?
SCB70103 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-356-4126. 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