PartsTable
Technical Data Sheet
Download PDF

109-5325 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

109-5325: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include shape: CIRCULAR, usage_design: SHIP, outside_diameter: 5.25 INCHES NOMINAL IN, special_features: COVER USED ON AUXILIARY SEA WATER PUMP,ON MARINE DIESEL ENGINE ON NAVEL VESSEL, securing_device_type: THREADED FASTENER, peripheral_shape_style: ROUND, MULTI HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-690-1714, 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
109-5325
NSN: 5340-01-690-1714
FSC: 5340 — Hardware, Commercial
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
shapeCIRCULAR
usage_designSHIP
outside_diameter5.25 INCHES NOMINAL IN
special_featuresCOVER USED ON AUXILIARY SEA WATER PUMP,ON MARINE DIESEL ENGINE ON NAVEL VESSEL
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
mounting_hole/slot_quantity5
part_name_assigned_by_controlling_agencyCOVER,ACCESS
NSN5340-01-690-1714
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 109-5325 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
•
USAGE DESIGN: SHIP
•
SHAPE: CIRCULAR
•
OUTSIDE DIAMETER: 5.25 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
MOUNTING HOLE/SLOT QUANTITY: 5
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
TECHNICAL CHARACTERISTICS
USAGE DESIGNSHIP
SHAPECIRCULAR
OUTSIDE DIAMETER5.25 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
MOUNTING HOLE/SLOT QUANTITY5
SPECIAL FEATURESCOVER USED ON AUXILIARY SEA WATER PUMP,ON MARINE DIESEL ENGINE ON NAVEL VESSEL
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER,ACCESS
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
No demilitarization required
Ready to buy 109-5325?
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 109-5325?
109-5325 is a COVER,ACCESS.
What is the NSN for 109-5325?
109-5325 is cataloged in the U.S. Government catalog under NSN 5340-01-690-1714. 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 — 109-5325

✓ 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.