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Technical Data Sheet
PartsTable / COMPONENT / B51272-10-10
B51272-10-10 ✓ 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: PAN NO. 2, head_height: 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN, thread_length: 0.625 INCHES NOMINAL IN, screw_material: STEEL.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-579-5025, 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
B51272-10-10
NSN: 5305-00-579-5025
FSC: 5305
CAGE: 94833 — KECO INDUSTRIES, INC. (USA)
SPECIFICATIONS
head_stylePAN NO. 2
head_height0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
thread_length0.625 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.625 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM AND CHROMATE OR ZINC AND CHROMATE
thread_quantity_per_inch32
NSN5305-00-579-5025
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B51272-10-10 · 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: 0.190 INCHES IN
•
SCREW SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC AND CHROMATE
•
HEAD HEIGHT: 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
SCREW MATERIAL: STEEL
•
THREAD LENGTH: 0.625 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.625 INCHES NOMINAL IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.190 INCHES IN
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC AND CHROMATE
HEAD HEIGHT0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
SCREW MATERIALSTEEL
THREAD LENGTH0.625 INCHES NOMINAL IN
FASTENER LENGTH0.625 INCHES NOMINAL IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
5305PL1696632Interchangeable
interchangeable cross-reference
interchangeable
113615AInterchangeable
interchangeable cross-reference
interchangeable
22660ITEM1Interchangeable
interchangeable cross-reference
interchangeable
501241-64Interchangeable
Same NIIN cross-reference
interchangeable
9416183Interchangeable
Same NIIN cross-reference
interchangeable
MS35224-64Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B51272-10-10?
B51272-10-10 is a SCREW,MACHINE.
What parts can replace B51272-10-10?
There are 6 known substitutes for B51272-10-10: 5305PL1696632, 113615A, 22660ITEM1 and 3 more. Substitute compatibility should be verified for your specific system.
Is B51272-10-10 still available?
B51272-10-10 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