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Technical Data Sheet
PartsTable / COMPONENT / 845-2181262PC13,SIZE0.25
845-2181262PC13,SIZE0.25 ✓ 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 845-2181262PC13,SIZE0.25 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-323-9934, 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
845-2181262PC13,SIZE0.25
NSN: 5330-01-323-9934
FSC: 5330
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number845-2181262PC13,SIZE0.25
NSN5330-01-323-9934
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 845-2181262PC13,SIZE0.25 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: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL OVERALL
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
CENTER HOLE DIAMETER: 1.097 INCHES MINIMUM AND 1.121 INCHES MAXIMUM IN
•
PERIPHERAL DIAMETER: 1.387 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 125 MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL OVERALL
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
CENTER HOLE DIAMETER1.097 INCHES MINIMUM AND 1.121 INCHES MAXIMUM IN
PERIPHERAL DIAMETER1.387 INCHES NOMINAL IN
ELONGATION PERCENTAGE125 MAXIMUM
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
70-12-113Interchangeable
interchangeable cross-reference
interchangeable
A-82320 PC 5Interchangeable
interchangeable cross-reference
interchangeable
2-216N674-70Interchangeable
interchangeable cross-reference
interchangeable
000216EBInterchangeable
interchangeable cross-reference
interchangeable
C-8220ITEM11Interchangeable
interchangeable cross-reference
interchangeable
A-9091/PC 10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-2181262PC13,SIZE0.25?
845-2181262PC13,SIZE0.25 is a 845-2181262PC13,SIZE0.25.
What parts can replace 845-2181262PC13,SIZE0.25?
There are 16 known substitutes for 845-2181262PC13,SIZE0.25: 70-12-113, A-82320 PC 5, 2-216N674-70 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-2181262PC13,SIZE0.25?
845-2181262PC13,SIZE0.25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-323-9934. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026