PartsTable
Technical Data Sheet
Download PDF

XM66021 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

XM66021: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 3.310 INCHES NOMINAL IN, length: 6.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, slot_width: 0.161 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN, slot_length: 0.250 INCHES NOMINAL IN, surface_treatment: ANODIZE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-090-4581, 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
XM66021
NSN: 5340-01-090-4581
FSC: 5340 — Hardware, Commercial
CAGE: 01417 — GENERAL DYNAMICS LAND SYSTEMS INC. (USA)
SPECIFICATIONS
width3.310 INCHES NOMINAL IN
length6.000 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
slot_width0.161 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
slot_length0.250 INCHES NOMINAL IN
surface_treatmentANODIZE
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, TWO HOLES
mounting_opening_shape_styleCLOSED VERTICAL SLOT
material_document_and_classificationQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-A-8625 TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
distance_from_first_hole_centerline_to_end_along_width0.188 INCHES NOMINAL IN
NSN5340-01-090-4581
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: XM66021 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 0.188 INCHES NOMINAL IN
•
LENGTH: 6.000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE BETWEEN HOLE CENTERLINE AND FIRST HOLE ALONG LENGTH: 2.938 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: CLOSED VERTICAL SLOT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
SECURING DEVICE TYPE: SPECIAL
•
SURFACE TREATMENT: ANODIZE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.188 INCHES NOMINAL IN
LENGTH6.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
DISTANCE BETWEEN HOLE CENTERLINE AND FIRST HOLE ALONG LENGTH2.938 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLECLOSED VERTICAL SLOT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
SECURING DEVICE TYPESPECIAL
SURFACE TREATMENTANODIZE
PERIPHERAL SHAPE STYLERECTANGLE, TWO HOLES
WIDTH3.310 INCHES NOMINAL 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
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
Ready to buy XM66021?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is XM66021?
XM66021 is a COVER,ACCESS.
What is the NSN for XM66021?
XM66021 is cataloged in the U.S. Government catalog under NSN 5340-01-090-4581. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — XM66021