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Technical Data Sheet
S38420-119BAK1S ✓ 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 PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.133 INCHES NOMINAL IN, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, inside_diameter: 0.925 INCHES NOMINAL IN, outside_diameter: 1.131 INCHES NOMINAL IN, cross-sectional_shape_style: SPECIAL INTERMEDIATE RING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-098-3186, 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
S38420-119BAK1S
NSN: 5330-01-098-3186
FSC: 5330
CAGE: 09257 — TRELLEBORG SEALING SOLUTIONS US, INC. (USA)
SPECIFICATIONS
height0.133 INCHES NOMINAL IN
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
inside_diameter0.925 INCHES NOMINAL IN
outside_diameter1.131 INCHES NOMINAL IN
intermediate_ring_quantity1
cross-sectional_shape_styleSPECIAL INTERMEDIATE RING
material_document_and_classificationMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
NSN5330-01-098-3186
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S38420-119BAK1S 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
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING
INTERMEDIATE RING QUANTITY: 1
INSIDE DIAMETER: 0.925 INCHES NOMINAL IN
OUTSIDE DIAMETER: 1.131 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR TOP RING
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING
INTERMEDIATE RING QUANTITY1
INSIDE DIAMETER0.925 INCHES NOMINAL IN
OUTSIDE DIAMETER1.131 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR TOP RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR BOTTOM RING
CROSS-SECTIONAL SHAPE STYLESPECIAL INTERMEDIATE RING
HEIGHT0.133 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
174-1-1-2Interchangeable
interchangeable cross-reference
interchangeable
507SIZE1 1-2Interchangeable
interchangeable cross-reference
interchangeable
507SF150A0062RInterchangeable
interchangeable cross-reference
interchangeable
0345-SP-0-1-34-010Interchangeable
interchangeable cross-reference
interchangeable
25611-61-23Interchangeable
interchangeable cross-reference
interchangeable
E1P-0345-SP-0-1-34-010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S38420-119BAK1S?
S38420-119BAK1S is a PACKING ASSEMBLY.
What parts can replace S38420-119BAK1S?
There are 16 known substitutes for S38420-119BAK1S: 174-1-1-2, 507SIZE1 1-2, 507SF150A0062R and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S38420-119BAK1S?
S38420-119BAK1S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-098-3186. This indicates validated use in U.S. government and defense supply chains.
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