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M12-290-08-F — MOUNT,RESILIENT,UTILITY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M12-290-08-F: MOUNT,RESILIENT,UTILITY.

The MOUNT,RESILIENT,UTILITY is a the manufacturer industrial component. Key specifications include height: 2.90 INCHES NOMINAL IN, length: 8.50 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING CORE, load_rating: 1503.0 POUNDS MAXIMUM LBS, style_designator: RECTANGULAR W/WIRE ROPE, end_item_identification: SWITCHBOARD, 2S, CIRCUIT BREAKER, 5925-01-659-6074. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-661-1338, 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
M12-290-08-F
NSN: 5340-01-661-1338
FSC: 5340 — Hardware, Commercial
CAGE: 07QQ7 — ISOLATION DYNAMICS CORPORATION (USA)
SPECIFICATIONS
height2.90 INCHES NOMINAL IN
length8.50 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING CORE
load_rating1503.0 POUNDS MAXIMUM LBS
style_designatorRECTANGULAR W/WIRE ROPE
end_item_identificationSWITCHBOARD, 2S, CIRCUIT BREAKER, 5925-01-659-6074
distance_between_mounting_hole_centers6.125 INCHES NOMINAL IN
shortest_distance_between_mounting_hole_centers2.625 INCHES NOMINAL IN
NSN5340-01-661-1338
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M12-290-08-F 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
•
LENGTH: 8.50 INCHES NOMINAL IN
•
LOAD RATING: 1503.0 POUNDS MAXIMUM LBS
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 6.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR W/WIRE ROPE
•
SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS: 2.625 INCHES NOMINAL IN
•
HEIGHT: 2.90 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM RETAINER
TECHNICAL CHARACTERISTICS
LENGTH8.50 INCHES NOMINAL IN
LOAD RATING1503.0 POUNDS MAXIMUM LBS
DISTANCE BETWEEN MOUNTING HOLE CENTERS6.125 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR W/WIRE ROPE
SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS2.625 INCHES NOMINAL IN
HEIGHT2.90 INCHES NOMINAL IN
END ITEM IDENTIFICATIONSWITCHBOARD, 2S, CIRCUIT BREAKER, 5925-01-659-6074
MATERIALALUMINUM RETAINER
MATERIALSTEEL CORROSION RESISTING CORE
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
2014-51A1500 ITEM 127Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 M12-290-08-F?
M12-290-08-F is a MOUNT,RESILIENT,UTILITY.
What parts can replace M12-290-08-F?
There is 1 known substitute for M12-290-08-F: 2014-51A1500 ITEM 127. Substitute compatibility should be verified for your specific system.
What is the NSN for M12-290-08-F?
M12-290-08-F is cataloged in the U.S. Government catalog under NSN 5340-01-661-1338. 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.