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Technical Data Sheet
9167481 ✓ 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: 0.188 INCHES NOMINAL IN, thread_series: UNEF, overall_height: 0.219 INCHES NOMINAL IN, sealing_method: MECHANICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-681-0581, 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
9167481
NSN: 5340-00-681-0581
FSC: 5340
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialRUBBER SILICONE BODY
thread_class2B
thread_length0.188 INCHES NOMINAL IN
thread_seriesUNEF
overall_height0.219 INCHES NOMINAL IN
sealing_methodMECHANICAL
mounting_methodINTEGRAL THREADED NUT
style_designatorTHRU-HOLE
nominal_thread_size0.375 INCHES IN
base_thread_locationINTERNAL
body_outside_diameter0.500 INCHES NOMINAL IN
opening_inside_diameter0.250 INCHES NOMINAL IN
NSN5340-00-681-0581
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9167481 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
MOUNTING DEVICE QUANTITY: 1
OPENING INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
STYLE DESIGNATOR: THRU-HOLE
BASE THREAD LOCATION: INTERNAL
THREAD LENGTH: 0.188 INCHES NOMINAL IN
THREAD QUANTITY PER INCH: 32
TEST DATA DOCUMENT: 81349-MILB12957 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING DEVICE QUANTITY1
OPENING INSIDE DIAMETER0.250 INCHES NOMINAL IN
STYLE DESIGNATORTHRU-HOLE
BASE THREAD LOCATIONINTERNAL
THREAD LENGTH0.188 INCHES NOMINAL IN
THREAD QUANTITY PER INCH32
OVERALL HEIGHT0.219 INCHES NOMINAL IN
TEST DATA DOCUMENT81349-MILB12957 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
BODY OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAC TYPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
NC3030-REDUpgraded Successor
successor cross-reference
successor
TYPEBSTYLE2SIZE1Upgraded Successor
successor cross-reference
successor
MILB19257Upgraded Successor
successor cross-reference
successor
TYPECCLASSISIZE2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9167481?
9167481 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace 9167481?
There are 4 known substitutes for 9167481: NC3030-RED, TYPEBSTYLE2SIZE1, MILB19257 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9167481?
9167481 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-681-0581. This indicates validated use in U.S. government and defense supply chains.
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