PartsTable
Technical Data Sheet
138S ✓ 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

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include end_item_identification: 2330-01-537-8217. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-476-2921, 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
138S
NSN: 5330-00-476-2921
FSC: 5330
CAGE: 52115 — BRANTNER AND ASSOCIATES, INC. (USA)
SPECIFICATIONS
end_item_identification2330-01-537-8217
NSN5330-00-476-2921
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 138S 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
1-38SInterchangeable
interchangeable cross-reference
interchangeable
A296250Interchangeable
interchangeable cross-reference
interchangeable
7330686Interchangeable
interchangeable cross-reference
interchangeable
9291-0069Interchangeable
interchangeable cross-reference
interchangeable
S2259PC138Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 138S?
138S is a RESISTOR,FIXED,WIRE WOUND,INDUCT.
What parts can replace 138S?
There are 5 known substitutes for 138S: 1-38S, A296250, 7330686 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 138S?
138S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-476-2921. This indicates validated use in U.S. government and defense supply chains.
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