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26800323 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

26800323: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_depth: 0.250 INCHES NOMINAL IN, hole_diameter: 0.515 INCHES NOMINAL IN, overall_height: 0.250 INCHES NOMINAL IN, special_features: HOLE THRU ENTIRE ITEM, style_designator: FLAT RECESSED TOP. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-326-9663, 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
26800323
NSN: 5340-01-326-9663
FSC: 5340 — Hardware, Commercial
CAGE: 51298 — OPTEX SYSTEMS, INC DIV APPLIED OPTICS CENTER (USA)
SPECIFICATIONS
materialRUBBER
hole_depth0.250 INCHES NOMINAL IN
hole_diameter0.515 INCHES NOMINAL IN
overall_height0.250 INCHES NOMINAL IN
special_featuresHOLE THRU ENTIRE ITEM
style_designatorFLAT RECESSED TOP
outside/top_flange_diameter2.813 INCHES NOMINAL IN
material_document_and_classificationMIL-R-1149 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-6855, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-6855, CLASS 4 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-326-9663
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 26800323 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: 2.813 INCHES NOMINAL IN
•
HOLE DEPTH: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT RECESSED TOP
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-1149 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-6855, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-6855, CLASS 4 MIL SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: RUBBER
•
HOLE DIAMETER: 0.515 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER2.813 INCHES NOMINAL IN
HOLE DEPTH0.250 INCHES NOMINAL IN
STYLE DESIGNATORFLAT RECESSED TOP
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-1149 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-6855, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-6855, CLASS 4 MIL SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURESHOLE THRU ENTIRE ITEM
MATERIALRUBBER
HOLE DIAMETER0.515 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
9240-004-24Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 26800323?
26800323 is a BUMPER.
What parts can replace 26800323?
There is 1 known substitute for 26800323: 9240-004-24. Substitute compatibility should be verified for your specific system.
What is the NSN for 26800323?
26800323 is cataloged in the U.S. Government catalog under NSN 5340-01-326-9663. This indicates validated use in U.S. government and defense supply chains.
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