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818-L100658 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

818-L100658: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, thread_size: 3/8-16 UNC 2B, overall_width: 1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN, overall_height: 1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN, overall_length: 5.000 INCHES NOMINAL IN, material_hardness_rating: 80.0 SHORE DUROMETER A NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-086-8200, 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
818-L100658
NSN: 5340-01-086-8200
FSC: 5340 — Hardware, Commercial
CAGE: 55683 — WHEELER FLEET SOLUTIONS, CO. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
thread_size3/8-16 UNC 2B
overall_width1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN
overall_height1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN
overall_length5.000 INCHES NOMINAL IN
material_hardness_rating80.0 SHORE DUROMETER A NOMINAL
distance_between_mounting_facility_centers2.750 INCHES NOMINAL IN
NSN5340-01-086-8200
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 818-L100658 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
•
MATERIAL HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 2.750 INCHES NOMINAL IN
•
THREAD SIZE: 3/8-16 UNC 2B
•
COLOR: BLACK
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN
MATERIAL HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
OVERALL LENGTH5.000 INCHES NOMINAL IN
OVERALL WIDTH1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS2.750 INCHES NOMINAL IN
THREAD SIZE3/8-16 UNC 2B
COLORBLACK
MATERIALRUBBER SYNTHETIC
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 818-L100658?
818-L100658 is a BUMPER.
What is the NSN for 818-L100658?
818-L100658 is cataloged in the U.S. Government catalog under NSN 5340-01-086-8200. 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.