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S38420-234BAK1 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S38420-234BAK1: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.049 INCHES NOMINAL IN, material: RUBBER POLYBUTADIENE PACKING, inside_diameter: 1.742 INCHES NOMINAL IN, outside_diameter: 1.992 INCHES NOMINAL IN, peripheral_diameter: 2.017 INCHES NOMINAL IN, center_hole_diameter: 1.597 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-290-9829, 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
S38420-234BAK1
NSN: 5330-01-290-9829
FSC: 5330 — Packing and Gasket Materials
CAGE: 09257 — TRELLEBORG SEALING SOLUTIONS US, INC. (USA)
SPECIFICATIONS
height0.049 INCHES NOMINAL IN
materialRUBBER POLYBUTADIENE PACKING
inside_diameter1.742 INCHES NOMINAL IN
outside_diameter1.992 INCHES NOMINAL IN
special_featuresITEM IS NOT CSI BUT HAS CRITICAL FEATURES SUCH AS HEAT TREATMENT, SURFACE FINISH, OR MATERIAL TYPE AND SPECIAL INSP. REQ.S SUCH AS MAGNETIC PARTICLE INSP. OR FLUORESCENT PENETRANT INSPECTION
peripheral_diameter2.017 INCHES NOMINAL IN
center_hole_diameter1.597 INCHES NOMINAL IN
cross-sectional_height0.273 INCHES NOMINAL IN
criticality_code_justificationFEAT
NSN5330-01-290-9829
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S38420-234BAK1 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
•
CROSS-SECTIONAL HEIGHT: 0.273 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.992 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
PERIPHERAL DIAMETER: 2.017 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.742 INCHES NOMINAL IN
•
HEIGHT: 0.049 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.597 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.273 INCHES NOMINAL IN
OUTSIDE DIAMETER1.992 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONFEAT
PERIPHERAL DIAMETER2.017 INCHES NOMINAL IN
INSIDE DIAMETER1.742 INCHES NOMINAL IN
HEIGHT0.049 INCHES NOMINAL IN
SPECIAL FEATURESITEM IS NOT CSI BUT HAS CRITICAL FEATURES SUCH AS HEAT TREATMENT, SURFACE FINISH, OR MATERIAL TYPE AND SPECIAL INSP. REQ.S SUCH AS MAGNETIC PARTICLE INSP. OR FLUORESCENT PENETRANT INSPECTION
CENTER HOLE DIAMETER1.597 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE RETAINER
MATERIALRUBBER POLYBUTADIENE PACKING
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
ST7M254-234-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7234MR160-TReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S38420-234BAK1?
S38420-234BAK1 is a PACKING ASSEMBLY.
What parts can replace S38420-234BAK1?
There are 2 known substitutes for S38420-234BAK1: ST7M254-234-1, 7234MR160-T. Substitute compatibility should be verified for your specific system.
What is the NSN for S38420-234BAK1?
S38420-234BAK1 is cataloged in the U.S. Government catalog under NSN 5330-01-290-9829. This indicates validated use in U.S. government and defense supply chains.
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