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4004-20 — CIRCUIT CARD ASSEMBLY

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

4004-20: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL SPREADER, seal_width: 0.472 INCHES NOMINAL IN, construction: SOLID, special_features: PACER DAWN, fsc_application_data: CONVERTER,NITROGEN, housing_bore_diameter: 3.937 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-988-0448, 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→ 4004-20
NSN: 5330-00-988-0448
NIINs: 009880448, 010162675, 011979677, 012618060, 013751913, 015363394
FSC: 5330 — Packing and Gasket Materials
CAGE: 31949 — BROOKS AUTOMATION, INC. DIV CTI CRYOGENICS (USA)
SPECIFICATIONS
materialSTEEL SPREADER
seal_width0.472 INCHES NOMINAL IN
constructionSOLID
special_featuresPACER DAWN
fsc_application_dataCONVERTER,NITROGEN
housing_bore_diameter3.937 INCHES NOMINAL IN
end_item_identification6530013780253
accommodated_shaft_diameter2.756 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-00-988-0448
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 4004-20 MFR OEM CIRCUIT CARD ASSEMBLY
KEY FEATURES
•
FSC APPLICATION DATA: CONVERTER,NITROGEN
•
SEAL WIDTH: 0.472 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 3.937 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
ACCOMMODATED SHAFT DIAMETER: 2.756 INCHES NOMINAL IN
•
MATERIAL: STEEL INTERNALLY MOLDED-IN REINFORCEMENT
•
CONSTRUCTION: SOLID
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATACONVERTER,NITROGEN
SEAL WIDTH0.472 INCHES NOMINAL IN
HOUSING BORE DIAMETER3.937 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
ACCOMMODATED SHAFT DIAMETER2.756 INCHES NOMINAL IN
MATERIALSTEEL INTERNALLY MOLDED-IN REINFORCEMENT
MATERIALSTEEL SPREADER
CONSTRUCTIONSOLID
SUBSTITUTES & CROSS-REFERENCES 1
A1N420Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4004-20?
4004-20 is a CIRCUIT CARD ASSEMBLY. It is classified as a NETWORK (10GBE_NIC).
What parts can replace 4004-20?
There is 1 known substitute for 4004-20: A1N420. Substitute compatibility should be verified for your specific system.
What is the NSN for 4004-20?
4004-20 is cataloged in the U.S. Government catalog under NSN 5330-00-988-0448. 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.