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Technical Data Sheet
PartsTable / COMPONENT / BB7030
BB7030 ✓ 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 WASHER,SPLIT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, ring_style: ANGULAR CAP, usage_design: INTERNAL, hole_diameter: 2.281 INCHES NOMINAL IN, hardness_rating: 70.0 ROCKWELL B MINIMUM AND 85.0 ROCKWELL B MAXIMUM, inside_diameter: 3.125 INCHES MINIMUM AND 3.219 INCHES MAXIMUM 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 5325-00-285-7132, 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
BB7030
NSN: 5325-00-285-7132
FSC: 5325
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
ring_styleANGULAR CAP
usage_designINTERNAL
hole_diameter2.281 INCHES NOMINAL IN
hardness_rating70.0 ROCKWELL B MINIMUM AND 85.0 ROCKWELL B MAXIMUM
inside_diameter3.125 INCHES MINIMUM AND 3.219 INCHES MAXIMUM IN
major_thickness0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
outside_diameter2.906 INCHES NOMINAL IN
style_designatorSPLIT
material_thickness0.034 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating15.0 ROCKWELL C MINIMUM
NSN5325-00-285-7132
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BB7030 · 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
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
USAGE DESIGN: INTERNAL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: STEEL COMP 1065
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633, FS1065 FED SPEC SINGLE MATERIAL RESPONSE
•
MAJOR THICKNESS: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.563 INCHES MINIMUM AND 3.656 INCHES MAXIMUM IN
•
RING STYLE: ANGULAR CAP
TECHNICAL CHARACTERISTICS (FLIS)
CASEHARDENING INDICATORNOT CASEHARDENED
USAGE DESIGNINTERNAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALSTEEL COMP 1065
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633, FS1065 FED SPEC SINGLE MATERIAL RESPONSE
MAJOR THICKNESS0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.563 INCHES MINIMUM AND 3.656 INCHES MAXIMUM IN
RING STYLEANGULAR CAP
INSIDE DIAMETER3.125 INCHES MINIMUM AND 3.219 INCHES MAXIMUM IN
MATERIAL HARDNESS RATING15.0 ROCKWELL C MINIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
WC55890Interchangeable
interchangeable cross-reference
interchangeable
3484Interchangeable
interchangeable cross-reference
interchangeable
172-254Interchangeable
interchangeable cross-reference
interchangeable
T865Interchangeable
interchangeable cross-reference
interchangeable
VAJ603W/SPECIAL NUTInterchangeable
interchangeable cross-reference
interchangeable
501194-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BB7030?
BB7030 is a WASHER,SPLIT.
What parts can replace BB7030?
There are 19 known substitutes for BB7030: WC55890, 3484, 172-254 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BB7030?
BB7030 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-285-7132. 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