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211066042 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

211066042: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, special_features: 0.125 THK FACE, style_designator: FLANGED, end_item_identification: EXT ASSY, outside/top_flange_diameter: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-503-1511, 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
211066042
NSN: 5340-01-503-1511
FSC: 5340 — Hardware, Commercial
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
special_features0.125 THK FACE
style_designatorFLANGED
end_item_identificationEXT ASSY
outside/top_flange_diameter1.000 INCHES NOMINAL IN
NSN5340-01-503-1511
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 211066042 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
•
OUTSIDE/TOP FLANGE DIAMETER: 1.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLANGED
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OUTSIDE/TOP FLANGE DIAMETER1.000 INCHES NOMINAL IN
STYLE DESIGNATORFLANGED
SPECIAL FEATURES0.125 THK FACE
END ITEM IDENTIFICATIONEXT ASSY
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 2
C-2818-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
B831-9521-93Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 211066042?
211066042 is a BUMPER.
What parts can replace 211066042?
There are 2 known substitutes for 211066042: C-2818-2, B831-9521-93. Substitute compatibility should be verified for your specific system.
What is the NSN for 211066042?
211066042 is cataloged in the U.S. Government catalog under NSN 5340-01-503-1511. 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.