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7998747 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7998747: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, inside_width: 1.000 INCHES NOMINAL IN, inside_length: 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, body_thickness: 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN, flange_thickness: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, outside_diameter: 2.110 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-080-5070, 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
7998747
NSN: 5340-01-080-5070
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
inside_width1.000 INCHES NOMINAL IN
inside_length0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
body_thickness0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
flange_thickness0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
outside_diameter2.110 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN
special_featuresITEM HAS A CENTER HOLE 0.44 IN. DIA. AND 0.44 IN. DEEP IN
surface_treatmentCADMIUM
bolt_circle_diameter1.750 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity3
NSN5340-01-080-5070
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7998747 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
•
INSIDE WIDTH: 1.000 INCHES NOMINAL IN
•
INSIDE LENGTH: 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
•
FLANGE THICKNESS: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
BOLT CIRCLE HOLE QUANTITY: 3
•
FIRST RECESS INSIDE HEIGHT: 0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-11415 CL E MIL SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE OR RECTANGULAR RECESS
•
OUTSIDE DIAMETER: 2.110 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INSIDE WIDTH1.000 INCHES NOMINAL IN
INSIDE LENGTH0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
FLANGE THICKNESS0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
BOLT CIRCLE HOLE QUANTITY3
FIRST RECESS INSIDE HEIGHT0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-11415 CL E MIL SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
OUTSIDE DIAMETER2.110 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN
SECURING DEVICE TYPETHREADED FASTENER
BOLT CIRCLE DIAMETER1.750 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7998747?
7998747 is a COVER,ACCESS.
What is the NSN for 7998747?
7998747 is cataloged in the U.S. Government catalog under NSN 5340-01-080-5070. This indicates validated use in U.S. government and defense supply chains.
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