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Technical Data Sheet
287MS032P001 ✓ 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 BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE BODY, thread_class: 2B, thread_length: 0.172 INCHES NOMINAL IN, thread_series: UNEF, overall_height: 0.219 INCHES NOMINAL IN, sealing_method: MECHANICAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-503-0820, 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
287MS032P001
NSN: 5340-00-503-0820
FSC: 5340
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialRUBBER SILICONE BODY
thread_class2B
thread_length0.172 INCHES NOMINAL IN
thread_seriesUNEF
overall_height0.219 INCHES NOMINAL IN
sealing_methodMECHANICAL
mounting_methodTHREAD
special_featuresSILICONE RUBBER MOLDED TO 3/8-32 NEF-2 BRASS NUT
style_designatorTHRU-HOLE
width_across_flats0.610 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES IN
base_thread_locationINTERNAL
NSN5340-00-503-0820
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 287MS032P001 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
NOMINAL THREAD SIZE: 0.375 INCHES IN
OPENING INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
MATERIAL: RUBBER SILICONE BODY
THREAD CLASS: 2B
THREAD LENGTH: 0.172 INCHES NOMINAL IN
BASE THREAD LOCATION: INTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.219 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.375 INCHES IN
OPENING INSIDE DIAMETER0.250 INCHES NOMINAL IN
MATERIALRUBBER SILICONE BODY
SPECIAL FEATURESSILICONE RUBBER MOLDED TO 3/8-32 NEF-2 BRASS NUT
THREAD CLASS2B
THREAD LENGTH0.172 INCHES NOMINAL IN
BASE THREAD LOCATIONINTERNAL
SEALING METHODMECHANICAL
STYLE DESIGNATORTHRU-HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
1491Upgraded Successor
successor cross-reference
successor
6530NCM162804Upgraded Successor
successor cross-reference
successor
1405790Upgraded Successor
successor cross-reference
successor
9030Interchangeable
interchangeable cross-reference
interchangeable
14525AInterchangeable
interchangeable cross-reference
interchangeable
GX1156Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 287MS032P001?
287MS032P001 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace 287MS032P001?
There are 25 known substitutes for 287MS032P001: 1491, 6530NCM162804, 1405790 and 22 more. Substitute compatibility should be verified for your specific system.
Is 287MS032P001 still available?
287MS032P001 is currently cancelled.
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