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1210D2784 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1210D2784: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 1.940 INCHES NOMINAL IN, length: 5.500 INCHES NOMINAL IN, material: STEEL COMP 304, corner_radius: 0.310 INCHES NOMINAL IN, hole_diameter: 0.279 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN, body_thickness: 0.190 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-206-3527, 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
1210D2784
NSN: 5340-01-206-3527
FSC: 5340 — Hardware, Commercial
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
width1.940 INCHES NOMINAL IN
length5.500 INCHES NOMINAL IN
materialSTEEL COMP 304
corner_radius0.310 INCHES NOMINAL IN
hole_diameter0.279 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
body_thickness0.190 INCHES NOMINAL IN
surface_treatmentPASSIVATE
inside_corner_radius15.810 INCHES NOMINAL IN
cross-sectional_shape_styleARCHED
mounting_opening_shape_styleUNTHREADED HOLE
distance_between_holes_along_length3.000 INCHES NOMINAL IN
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-206-3527
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1210D2784 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
•
CORNER RADIUS: 0.310 INCHES NOMINAL IN
•
LENGTH: 5.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 3.000 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 15.810 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: ARCHED
TECHNICAL CHARACTERISTICS
CORNER RADIUS0.310 INCHES NOMINAL IN
LENGTH5.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE
DISTANCE BETWEEN HOLES ALONG LENGTH3.000 INCHES NOMINAL IN
INSIDE CORNER RADIUS15.810 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEARCHED
SURFACE TREATMENTPASSIVATE
WIDTH1.940 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 1
1213E1230 FIND 99Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1210D2784?
1210D2784 is a COVER,ACCESS.
What parts can replace 1210D2784?
There is 1 known substitute for 1210D2784: 1213E1230 FIND 99. Substitute compatibility should be verified for your specific system.
What is the NSN for 1210D2784?
1210D2784 is cataloged in the U.S. Government catalog under NSN 5340-01-206-3527. This indicates validated use in U.S. government and defense supply chains.
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