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MIS-PRF-53531 — STOP,MECHANICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MIS-PRF-53531: STOP,MECHANICAL.

The STOP,MECHANICAL is a the manufacturer industrial component. Key specifications include end_item_identification: USED ON THE IMPROVED BRADLEY ACQUISITION SUBSYSTEM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-475-7789, 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
MIS-PRF-53531
NSN: 5340-01-475-7789
FSC: 5340 — Hardware, Commercial
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
end_item_identificationUSED ON THE IMPROVED BRADLEY ACQUISITION SUBSYSTEM
NSN5340-01-475-7789
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIS-PRF-53531 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONUSED ON THE IMPROVED BRADLEY ACQUISITION SUBSYSTEM
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
13588756Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
13495441Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 MIS-PRF-53531?
MIS-PRF-53531 is a STOP,MECHANICAL.
What parts can replace MIS-PRF-53531?
There are 2 known substitutes for MIS-PRF-53531: 13588756, 13495441. Substitute compatibility should be verified for your specific system.
What is the NSN for MIS-PRF-53531?
MIS-PRF-53531 is cataloged in the U.S. Government catalog under NSN 5340-01-475-7789. This indicates validated use in U.S. government and defense supply chains.
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