PartsTable
Technical Data Sheet
11644886 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, hole_diameter: 0.180 INCHES NOMINAL IN, overall_height: 1.320 INCHES NOMINAL IN, special_features: STEEL WASHER IMBEDDED, style_designator: PAN TOP COUNTERBORED, first_counterbore_depth: 0.940 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-008-5831, 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
11644886
NSN: 5340-00-008-5831
FSC: 5340
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
hole_diameter0.180 INCHES NOMINAL IN
overall_height1.320 INCHES NOMINAL IN
special_featuresSTEEL WASHER IMBEDDED
style_designatorPAN TOP COUNTERBORED
first_counterbore_depth0.940 INCHES NOMINAL IN
material_hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
first_counterbore_diameter0.340 INCHES NOMINAL IN
outside/top_flange_diameter1.000 INCHES NOMINAL IN
material_document_and_classificationMIL-STD-417, TYPE R, CLASS RS, GRADE RS610ABC1F2 MIL STD SINGLE MATERIAL RESPONSE
NSN5340-00-008-5831
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11644886 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
HOLE DIAMETER: 0.180 INCHES NOMINAL IN
FIRST COUNTERBORE DIAMETER: 0.340 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER: 1.000 INCHES NOMINAL IN
MATERIAL: RUBBER SYNTHETIC
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-STD-417, TYPE R, CLASS RS, GRADE RS610ABC1F2 MIL STD SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR: PAN TOP COUNTERBORED
FIRST COUNTERBORE DEPTH: 0.940 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.180 INCHES NOMINAL IN
FIRST COUNTERBORE DIAMETER0.340 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER1.000 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-STD-417, TYPE R, CLASS RS, GRADE RS610ABC1F2 MIL STD SINGLE MATERIAL RESPONSE
STYLE DESIGNATORPAN TOP COUNTERBORED
FIRST COUNTERBORE DEPTH0.940 INCHES NOMINAL IN
SPECIAL FEATURESSTEEL WASHER IMBEDDED
MATERIAL HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
OVERALL HEIGHT1.320 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
10896422Upgraded Successor
successor cross-reference
successor
CS-2300-0001Upgraded Successor
successor cross-reference
successor
5340000533626Upgraded Successor
successor cross-reference
successor
8345251Upgraded Successor
successor cross-reference
successor
830L2Upgraded Successor
successor cross-reference
successor
5340000693676Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11644886?
11644886 is a BUMPER.
What parts can replace 11644886?
There are 18 known substitutes for 11644886: 10896422, CS-2300-0001, 5340000533626 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11644886?
11644886 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-008-5831. This indicates validated use in U.S. government and defense supply chains.
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