PartsTable
Technical Data Sheet
Download PDF

581053 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

581053: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include diameter: 0.312 INCHES NOMINAL IN, material: STEEL OVERALL, surface_treatment: ZINC OVERALL, under_head_length: 1.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-919-6908, 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
581053
NSN: 5330-00-919-6908
NIINs: 009196908, 013891063
FSC: 5330 — Packing and Gasket Materials
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
diameter0.312 INCHES NOMINAL IN
materialSTEEL OVERALL
surface_treatmentZINC OVERALL
under_head_length1.125 INCHES NOMINAL IN
NSN5330-00-919-6908
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 581053 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
•
SEAL WIDTH: 0.688 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: VERTICAL
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 1.339 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.688 INCHES NOMINAL IN
SEALING ELEMENT STYLEVERTICAL
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER1.339 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
480219Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
586761Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
488934Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 581053?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 581053?
581053 is a SEAL,PLAIN ENCASED.
What parts can replace 581053?
There are 3 known substitutes for 581053: 480219, 586761, 488934. Substitute compatibility should be verified for your specific system.
What is the NSN for 581053?
581053 is cataloged in the U.S. Government catalog under NSN 5330-00-919-6908. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 581053