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SB4000 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
Brother · NETWORK · 10GBE_NIC
PRODUCT OVERVIEW

SB4000: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a Brother industrial component. Key specifications include material: STEEL ROLLER, shank_style: HOLLOW, bore_diameter: 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN, alignment_type: SELF-ALIGNING, overall_length: 3.3437 INCHES NOMINAL IN, shank_diameter: 0.7060 INCHES MINIMUM AND 0.7080 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-702-5925, 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
NETWORK→ 10GBE_NIC→ SB4000
NSN: 3110-00-702-5925
NIINs: 007025925, 014547501
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL ROLLER
shank_styleHOLLOW
bore_diameter0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
seal_quantity2
alignment_typeSELF-ALIGNING
overall_length3.3437 INCHES NOMINAL IN
shank_diameter0.7060 INCHES MINIMUM AND 0.7080 INCHES MAXIMUM IN
inner_ring_width0.8120 INCHES NOMINAL IN
outer_ring_width0.6100 INCHES NOMINAL IN
shank_bore_depth1.7500 INCHES NOMINAL IN
style_designatorSINGLE ROW, CONCAVE ROLLERS
bearing_seal_typeCONTACT
NSN3110-00-702-5925
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM SFP+ SFP+ LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 2-PORT 10GbE | SFP+ | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN SB4000 MFR Brother CIRCUIT CARD ASSEMBLY
KEY FEATURES
•
SHANK DIAMETER: 0.7060 INCHES MINIMUM AND 0.7080 INCHES MAXIMUM IN
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.6100 INCHES NOMINAL IN
•
SHANK BORE DEPTH: 1.7500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE ROW, CONCAVE ROLLERS
•
SHANK BORE DIAMETER: 0.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.7060 INCHES MINIMUM AND 0.7080 INCHES MAXIMUM IN
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.6100 INCHES NOMINAL IN
SHANK BORE DEPTH1.7500 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW, CONCAVE ROLLERS
OVERALL LENGTH3.3437 INCHES NOMINAL IN
SHANK BORE DIAMETER0.5000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.4375 INCHES NOMINAL IN
SELF-ALIGNMENT ANGLE10.00 DEGREES NOMINAL
SUBSTITUTES & CROSS-REFERENCES 2
SB400Reference document
Same NSN cross-reference
Reference document — Secondary reference
SB4000-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SB4000?
SB4000 is a CIRCUIT CARD ASSEMBLY manufactured by Brother. It is classified as a NETWORK (10GBE_NIC).
What parts can replace SB4000?
There are 2 known substitutes for SB4000: SB400, SB4000-1. Substitute compatibility should be verified for your specific system.
What is the NSN for SB4000?
SB4000 is cataloged in the U.S. Government catalog under NSN 3110-00-702-5925. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.