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1128CS40201-23 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1128CS40201-23: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER OVERALL, cross-sectional_width: 0.577 INCHES NOMINAL0.577 INCHES NOMINAL IN, cross-sectional_height: 0.515 INCHES NOMINAL0.515 INCHES NOMINAL IN, end_item_identification: AIRCRAFT MODEL EA6-BAIRCRAFT MODEL EA6-B, cross-sectional_shape_style: SPECIALSPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-138-4328, 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
1128CS40201-23
NSN: 5330-01-138-4328
FSC: 5330 — Packing and Gasket Materials
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialRUBBER OVERALL
cross-sectional_width0.577 INCHES NOMINAL0.577 INCHES NOMINAL IN
cross-sectional_height0.515 INCHES NOMINAL0.515 INCHES NOMINAL IN
end_item_identificationAIRCRAFT MODEL EA6-BAIRCRAFT MODEL EA6-B
cross-sectional_shape_styleSPECIALSPECIAL
NSN5330-01-138-4328
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1128CS40201-23 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: 0.515 INCHES NOMINAL0.515 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.577 INCHES NOMINAL0.577 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIALSPECIAL
•
MATERIAL: RUBBER OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.515 INCHES NOMINAL0.515 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.577 INCHES NOMINAL0.577 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIALSPECIAL
END ITEM IDENTIFICATIONAIRCRAFT MODEL EA6-BAIRCRAFT MODEL EA6-B
MATERIALRUBBER 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1128CS40201-23?
1128CS40201-23 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for 1128CS40201-23?
1128CS40201-23 is cataloged in the U.S. Government catalog under NSN 5330-01-138-4328. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.