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Technical Data Sheet
PS1225-2 ✓ 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

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: PLASTIC, drive_type: SCREW SLOT, design_type: THREADED, thread_class: 3A A, overall_diameter: 0.688 INCHES NOMINAL IN, features_provided: SHOULDER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-687-5077, 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
PS1225-2
NSN: 5340-00-687-5077
FSC: 5340
CAGE: 70255 — EMERSON ELECTRIC CO ALCO CONTROLS DIV (USA)
SPECIFICATIONS
materialPLASTIC
drive_typeSCREW SLOT
design_typeTHREADED
thread_class3A A
overall_diameter0.688 INCHES NOMINAL IN
features_providedSHOULDER
thread_size_and_series/type_designator7/16-20 UNF
NSN5340-00-687-5077
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PS1225-2 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
MATERIAL: PLASTIC
OVERALL DIAMETER: 0.688 INCHES NOMINAL IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 7/16-20 UNF
DRIVE TYPE: SCREW SLOT
FEATURES PROVIDED: SHOULDER
THREAD CLASS: 3A A
DESIGN TYPE: THREADED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC
OVERALL DIAMETER0.688 INCHES NOMINAL IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR7/16-20 UNF
DRIVE TYPESCREW SLOT
FEATURES PROVIDEDSHOULDER
THREAD CLASS3A A
DESIGN TYPETHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
M5501/10-F3Upgraded Successor
successor cross-reference
successor
NAS845-1Upgraded Successor
successor cross-reference
successor
MIL-C-5501/10Upgraded Successor
successor cross-reference
successor
NAS845-3Upgraded Successor
successor cross-reference
successor
10117616Upgraded Successor
successor cross-reference
successor
M5501/10-F5Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PS1225-2?
PS1225-2 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace PS1225-2?
There are 26 known substitutes for PS1225-2: M5501/10-F3, NAS845-1, MIL-C-5501/10 and 23 more. Substitute compatibility should be verified for your specific system.
Is PS1225-2 still available?
PS1225-2 is currently cancelled.
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