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8004642G1 — RING ASSEMBLY,FAN MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8004642G1: RING ASSEMBLY,FAN MOUNTING.

The RING ASSEMBLY,FAN MOUNTING is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. This part is cataloged in the U.S. Government catalog under NSN 5340-01-163-6364, 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
8004642G1
NSN: 5340-01-163-6364
FSC: 5340 — Hardware, Commercial
CAGE: 31550 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORPORATION (USA)
SPECIFICATIONS
Part Number8004642G1
NSN5340-01-163-6364
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8004642G1 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: RING,ALUMINUM ALLOY QQ-A-225/6,ALLOY,2024,T4; CHEMICAL FILM,MIL-C-5541,TYPE 2,GRADE C,CLASS 3; 2.870 IN. O.D.; 1.500 IN. I.D. MIN,1.520 IN. I.D. MAX; 3 HOLES 0.144 IN. DIA; 0.125 IN. THK; GASKET,RUBBER,NEOPRENE; 1.940 IN. O.D. MIN,2.060 IN. O.D. MAX; 1.200 IN. I.D. MIN,1.250 IN. I.D. MAX; 0.250 IN. THK; ADHESIVE AS REQUIRED IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONRING,ALUMINUM ALLOY QQ-A-225/6,ALLOY,2024,T4; CHEMICAL FILM,MIL-C-5541,TYPE 2,GRADE C,CLASS 3; 2.870 IN. O.D.; 1.500 IN. I.D. MIN,1.520 IN. I.D. MAX; 3 HOLES 0.144 IN. DIA; 0.125 IN. THK; GASKET,RUBBER,NEOPRENE; 1.940 IN. O.D. MIN,2.060 IN. O.D. MAX; 1.200 IN. I.D. MIN,1.250 IN. I.D. MAX; 0.250 IN. THK; ADHESIVE AS REQUIRED IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8004642G1?
8004642G1 is a RING ASSEMBLY,FAN MOUNTING.
What is the NSN for 8004642G1?
8004642G1 is cataloged in the U.S. Government catalog under NSN 5340-01-163-6364. 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.