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12421519-021 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12421519-021: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include length: 29.190 INCHES NOMINAL IN, material: ALUMINUM ALLOY 5052, corner_cut_type: SQUARE, securing_device_type: THREADED FASTENER, end_item_identification: 2320-01-552-7749 TRUCK, VAN, material_document_and_classification: ASTM B209 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-595-4331, 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
12421519-021
NSN: 5340-01-595-4331
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
length29.190 INCHES NOMINAL IN
materialALUMINUM ALLOY 5052
corner_cut_typeSQUARE
securing_device_typeTHREADED FASTENER
end_item_identification2320-01-552-7749 TRUCK, VAN
material_document_and_classificationASTM B209 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyPLATE, TOP, AFT, ROADSIDE
NSN5340-01-595-4331
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12421519-021 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
•
LENGTH: 29.190 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B209 ASSN STD SINGLE MATERIAL RESPONSE
•
SECURING DEVICE TYPE: THREADED FASTENER
•
CORNER CUT TYPE: SQUARE
•
MATERIAL: ALUMINUM ALLOY 5052
TECHNICAL CHARACTERISTICS
LENGTH29.190 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B209 ASSN STD SINGLE MATERIAL RESPONSE
SECURING DEVICE TYPETHREADED FASTENER
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE, TOP, AFT, ROADSIDE
END ITEM IDENTIFICATION2320-01-552-7749 TRUCK, VAN
CORNER CUT TYPESQUARE
MATERIALALUMINUM ALLOY 5052
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 1
12421515Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12421519-021?
12421519-021 is a COVER,ACCESS.
What parts can replace 12421519-021?
There is 1 known substitute for 12421519-021: 12421515. Substitute compatibility should be verified for your specific system.
What is the NSN for 12421519-021?
12421519-021 is cataloged in the U.S. Government catalog under NSN 5340-01-595-4331. This indicates validated use in U.S. government and defense supply chains.
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