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Technical Data Sheet
45-0255 ✓ 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 WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: CELLULOSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-264-3624, 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
45-0255
NSN: 5330-01-264-3624
FSC: 5330
CAGE: 87327 — SPEAKMAN COMPANY DBA SPEAKMAN DIV PLUMBING, SAFETY, AND SHOWER PRODUCTS (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
NSN5330-01-264-3624
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 45-0255 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: CELLULOSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCELLULOSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
SE-582 ITEM 17Interchangeable
interchangeable cross-reference
interchangeable
SE-582 ITEM NO. 20Interchangeable
interchangeable cross-reference
interchangeable
45-0519Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45-0255?
45-0255 is a WASHER,FLAT.
What parts can replace 45-0255?
There are 3 known substitutes for 45-0255: SE-582 ITEM 17, SE-582 ITEM NO. 20, 45-0519. Substitute compatibility should be verified for your specific system.
What is the NSN for 45-0255?
45-0255 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-264-3624. This indicates validated use in U.S. government and defense supply chains.
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