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521321 — ELECTRONIC COMPONENTS ASSEMBLY

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

521321: ELECTRONIC COMPONENTS ASSEMBLY.

The ELECTRONIC COMPONENTS ASSEMBLY is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, construction: ONE-PIECE, overall_width: 6.250 INCHES NOMINAL IN, overall_height: 3.750 INCHES NOMINAL IN, overall_length: 6.875 INCHES NOMINAL IN, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-184-2762, 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→ 521321
NSN: 5365-00-184-2762
NIINs: 001842762, 003462014, 006279501, 016194778
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 31577 — JAEGER MACHINE CO (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
constructionONE-PIECE
overall_width6.250 INCHES NOMINAL IN
overall_height3.750 INCHES NOMINAL IN
overall_length6.875 INCHES NOMINAL IN
hardness_rating70.0 SHORE DUROMETER A NOMINAL OVERALL
outside_diameter1.125 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.000 INCHES NOMINAL IN
rim_surface_width0.500 INCHES NOMINAL IN
inner_groove_depth0.031 INCHES NOMINAL IN
inner_groove_width0.375 INCHES NOMINAL IN
NSN5365-00-184-2762
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 521321 MFR OEM ELECTRONIC COMPONENTS ASSEMBLY
KEY FEATURES
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
APERTURE DIAMETER1.000 INCHES NOMINAL IN
MATERIALSTEEL
CONSTRUCTIONONE-PIECE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 521321?
521321 is a ELECTRONIC COMPONENTS ASSEMBLY. It is classified as a NETWORK (10GBE_NIC).
What is the NSN for 521321?
521321 is cataloged in the U.S. Government catalog under NSN 5365-00-184-2762. 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.