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DAF3521D405-001 — PLATE,RETAINING,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

DAF3521D405-001: PLATE,RETAINING,SEAL.

The PLATE,RETAINING,SEAL is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, material: ALUMINUM ALLOY 6061, mounting_method: UNTHREADED MOUNTING HOLES, end_item_identification: B-2 BOMBER, part_name_assigned_by_controlling_agency: RUB STRIP. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-520-5988, 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
DAF3521D405-001
NSN: 5340-01-520-5988
FSC: 5340 — Hardware, Commercial
CAGE: 1W025 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS (USA)
SPECIFICATIONS
shapeRECTANGULAR
materialALUMINUM ALLOY 6061
mounting_methodUNTHREADED MOUNTING HOLES
mounting_hole_quantity4
end_item_identificationB-2 BOMBER
part_name_assigned_by_controlling_agencyRUB STRIP
NSN5340-01-520-5988
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: DAF3521D405-001 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
•
MOUNTING HOLE QUANTITY: 4
•
MOUNTING METHOD: UNTHREADED MOUNTING HOLES
•
SHAPE: RECTANGULAR
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
MOUNTING METHODUNTHREADED MOUNTING HOLES
SHAPERECTANGULAR
PART NAME ASSIGNED BY CONTROLLING AGENCYRUB STRIP
END ITEM IDENTIFICATIONB-2 BOMBER
MATERIALALUMINUM ALLOY 6061
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DAF3521D405-001?
DAF3521D405-001 is a PLATE,RETAINING,SEAL.
What is the NSN for DAF3521D405-001?
DAF3521D405-001 is cataloged in the U.S. Government catalog under NSN 5340-01-520-5988. 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.