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39RG04875-42 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

39RG04875-42: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, outside_diameter: 4.875 INCHES NOMINAL IN, end_item_identification: SSN-21 (SEAWOLF CLASS SUBMARINE), part_name_assigned_by_controlling_agency: ROD SEAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-419-5209, 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
39RG04875-42
NSN: 5330-01-419-5209
FSC: 5330 — Packing and Gasket Materials
CAGE: 09257 — TRELLEBORG SEALING SOLUTIONS US, INC. (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
outside_diameter4.875 INCHES NOMINAL IN
end_item_identificationSSN-21 (SEAWOLF CLASS SUBMARINE)
part_name_assigned_by_controlling_agencyROD SEAL
NSN5330-01-419-5209
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 39RG04875-42 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
•
OUTSIDE DIAMETER: 4.875 INCHES NOMINAL IN
•
MATERIAL: PLASTIC OVERALL
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER4.875 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYROD SEAL
END ITEM IDENTIFICATIONSSN-21 (SEAWOLF CLASS SUBMARINE)
MATERIALPLASTIC OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 2
3798326 FIND 72Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
3253347-488Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 39RG04875-42?
39RG04875-42 is a SEAL,PLAIN.
What parts can replace 39RG04875-42?
There are 2 known substitutes for 39RG04875-42: 3798326 FIND 72, 3253347-488. Substitute compatibility should be verified for your specific system.
What is the NSN for 39RG04875-42?
39RG04875-42 is cataloged in the U.S. Government catalog under NSN 5330-01-419-5209. This indicates validated use in U.S. government and defense supply chains.
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