PartsTable
Technical Data Sheet
4812-172 ✓ 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 INSERT,SCREW THREAD 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 5340-00-097-6139, 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
4812-172
NSN: 5340-00-097-6139
FSC: 5340
CAGE: 54X10 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
Part Number4812-172
NSN5340-00-097-6139
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4812-172 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
1212Upgraded Successor
successor cross-reference
successor
17251Upgraded Successor
successor cross-reference
successor
2601CUpgraded Successor
successor cross-reference
successor
6YA6Upgraded Successor
successor cross-reference
successor
RB-12, RN-12Upgraded Successor
successor cross-reference
successor
4812-172Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4812-172?
4812-172 is a INSERT,SCREW THREAD.
What parts can replace 4812-172?
There are 6 known substitutes for 4812-172: 1212, 17251, 2601C and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4812-172?
4812-172 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-097-6139. This indicates validated use in U.S. government and defense supply chains.
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