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Technical Data Sheet
9021 ✓ Verified by PartsTable
3M · 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 microfiber high performance cloth traps dirt, dust and grease without the need of using chemical. The cloths are all lint and streak-free. Helps you get the perfect clean and sheen each time!<br><br>- Scotch-Brite™ Lens Cloth picks dirt and dust while leaving your lens lint and streak free! This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-113-8497, 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 9021
NSN: 5330-00-113-8497
FSC: 5330
CAGE: 64986 — WESTERN MFG CO (USA)
SPECIFICATIONS
special_featuresINCLUDES ALARM LAMP AND ALARM RELAY FOR LOCAL AND REMOTE INDICATION OF BLOWN FUSE
fsc_application_dataTELEPHONE AND TELEGRAPH EQUIPMENT
end_item_identificationVSBP
part_name_assigned_by_controlling_agencyFUSE MODULE
NSN5330-00-113-8497
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9021 MFR: 3M ⚠ 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
APERTURE LENGTH: 7.200 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS: 0.030 INCHES NOMINAL IN
HOLE DIAMETER: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
MATERIAL: PAPER OVERALL
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE LENGTH7.200 INCHES NOMINAL IN
OVERALL LENGTH8.703 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.030 INCHES NOMINAL IN
HOLE DIAMETER0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
MATERIALPAPER OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9021?
9021 is a TELEPHONE CIRCUIT,LINE RELAY manufactured by 3M. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 9021?
9021 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-113-8497. This indicates validated use in U.S. government and defense supply chains.
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