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Technical Data Sheet
16731-1 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The FILTER,BANDWIDTH is a the manufacturer industrial component. Key specifications include seat_angle: 45.0 DEGREES NOMINAL, overall_height: 3.625 INCHES NOMINAL IN, inside_diameter: 2.375 INCHES NOMINAL IN, outside_diameter: 4.000 INCHES NOMINAL IN, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-587-0146, 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
MRO MRO_GENERAL 16731-1
NSN: 5330-00-587-0146
FSC: 5330
CAGE: 15275 — HEXCO INTERNATIONAL DBA ACD (USA)
SPECIFICATIONS
seat_angle45.0 DEGREES NOMINAL
overall_height3.625 INCHES NOMINAL IN
inside_diameter2.375 INCHES NOMINAL IN
outside_diameter4.000 INCHES NOMINAL IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5330-00-587-0146
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 16731-1 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
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
CRITICALITY CODE JUSTIFICATION: ZZZY
TECHNICAL CHARACTERISTICS (FLIS)
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
CRITICALITY CODE JUSTIFICATIONZZZY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
16731-1Interchangeable
interchangeable cross-reference
interchangeable
A-16731-1Interchangeable
interchangeable cross-reference
interchangeable
228005790023740Interchangeable
interchangeable cross-reference
interchangeable
16731-1CPInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 16731-1?
16731-1 is a FILTER,BANDWIDTH. It is classified as a MRO (MRO_GENERAL).
What parts can replace 16731-1?
There are 4 known substitutes for 16731-1: 16731-1, A-16731-1, 228005790023740 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 16731-1?
16731-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-587-0146. This indicates validated use in U.S. government and defense supply chains.
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