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K650-BB51 — MOUNT,RESILIENT,UTILITY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

K650-BB51: MOUNT,RESILIENT,UTILITY.

The MOUNT,RESILIENT,UTILITY is a the manufacturer industrial component. Key specifications include width: 2.00 INCHES NOMINAL IN, height: 1.625 INCHES NOMINAL IN, material: RUBBER NATURAL DAMPER, load_rating: 165.0 POUNDS MAXIMUM LBS, stud_length: 0.625 INCHES NOMINAL ALL THREADED STUD IN, thread_size: M10 ALL THREADED PORTIONS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-631-2275, 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
K650-BB51
NSN: 5340-01-631-2275
FSC: 5340 — Hardware, Commercial
CAGE: 58739 — JAYCO SEALS INC (USA)
SPECIFICATIONS
width2.00 INCHES NOMINAL IN
height1.625 INCHES NOMINAL IN
materialRUBBER NATURAL DAMPER
load_rating165.0 POUNDS MAXIMUM LBS
stud_length0.625 INCHES NOMINAL ALL THREADED STUD IN
thread_sizeM10 ALL THREADED PORTIONS
style_designatorROUND W/FLANGE THREADED STUD
major_outside_diameter1.250 INCHES NOMINAL IN
end_item_identification2355-01-616-9288;MINE RESISTANT VEHICLE
distance_from_flange_to_end0.625 INCHES NOMINAL IN
deflection_at_static_load_rating0.16 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyNATURAL RUBBER VIBRATION DAMPING SANDWICH MOUNT
NSN5340-01-631-2275
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: K650-BB51 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
•
LOAD RATING: 165.0 POUNDS MAXIMUM LBS
•
STYLE DESIGNATOR: ROUND W/FLANGE THREADED STUD
•
DEFLECTION AT STATIC LOAD RATING: 0.16 INCHES MAXIMUM IN
•
DISTANCE FROM FLANGE TO END: 0.625 INCHES NOMINAL IN
•
STUD LENGTH: 0.625 INCHES NOMINAL ALL THREADED STUD IN
•
HEIGHT: 1.625 INCHES NOMINAL IN
•
THREAD SIZE: M10 ALL THREADED PORTIONS
•
COLOR: BLACK DAMPER
TECHNICAL CHARACTERISTICS
LOAD RATING165.0 POUNDS MAXIMUM LBS
STYLE DESIGNATORROUND W/FLANGE THREADED STUD
DEFLECTION AT STATIC LOAD RATING0.16 INCHES MAXIMUM IN
DISTANCE FROM FLANGE TO END0.625 INCHES NOMINAL IN
STUD LENGTH0.625 INCHES NOMINAL ALL THREADED STUD IN
HEIGHT1.625 INCHES NOMINAL IN
THREAD SIZEM10 ALL THREADED PORTIONS
COLORBLACK DAMPER
WIDTH2.00 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNATURAL RUBBER VIBRATION DAMPING SANDWICH MOUNT
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
9376K26Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 K650-BB51?
K650-BB51 is a MOUNT,RESILIENT,UTILITY.
What parts can replace K650-BB51?
There is 1 known substitute for K650-BB51: 9376K26. Substitute compatibility should be verified for your specific system.
What is the NSN for K650-BB51?
K650-BB51 is cataloged in the U.S. Government catalog under NSN 5340-01-631-2275. 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.