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291665 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

291665: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, body_thickness: 1.190 INCHES NOMINAL IN, flange_thickness: 0.215 INCHES NOMINAL IN, outside_diameter: 6.500 INCHES NOMINAL IN, bolt_circle_diameter: 5.645 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-513-9605, 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
291665
NSN: 5340-00-513-9605
FSC: 5340 — Hardware, Commercial
CAGE: 08645 — BRIGGS AND STRATTON CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_thickness1.190 INCHES NOMINAL IN
flange_thickness0.215 INCHES NOMINAL IN
outside_diameter6.500 INCHES NOMINAL IN
bolt_circle_diameter5.645 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity4
cross-sectional_shape_styleFLAT, SQUARE OR RECTANGULAR RIB REINFORCED
NSN5340-00-513-9605
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 291665 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
•
FLANGE THICKNESS: 0.215 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 4
•
CROSS-SECTIONAL SHAPE STYLE: FLAT, SQUARE OR RECTANGULAR RIB REINFORCED
•
OUTSIDE DIAMETER: 6.500 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
BOLT CIRCLE DIAMETER: 5.645 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.215 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY4
CROSS-SECTIONAL SHAPE STYLEFLAT, SQUARE OR RECTANGULAR RIB REINFORCED
OUTSIDE DIAMETER6.500 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
BOLT CIRCLE DIAMETER5.645 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
MATERIALALUMINUM ALLOY
BODY THICKNESS1.190 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
292387Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 291665?
291665 is a COVER,ACCESS.
What parts can replace 291665?
There is 1 known substitute for 291665: 292387. Substitute compatibility should be verified for your specific system.
What is the NSN for 291665?
291665 is cataloged in the U.S. Government catalog under NSN 5340-00-513-9605. 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.