PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 87-5304P1
87-5304P1 ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT B, case_style: SQUARE, seal_width: 0.906 INCHES NOMINAL IN, housing_bore_diameter: 4.375 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 3.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-531-2730, 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
87-5304P1
NSN: 5330-00-531-2730
FSC: 5330
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT B
case_styleSQUARE
seal_width0.906 INCHES NOMINAL IN
housing_bore_diameter4.375 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter3.375 INCHES NOMINAL IN
NSN5330-00-531-2730
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 87-5304P1 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
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT A
•
HOUSING BORE DIAMETER: 4.375 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT DIAMETER: 3.375 INCHES NOMINAL IN
•
SEAL WIDTH: 0.906 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC SEALING ELEMENT A
HOUSING BORE DIAMETER4.375 INCHES NOMINAL IN
CASE STYLESQUARE
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT DIAMETER3.375 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT B
SEAL WIDTH0.906 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
V-2Interchangeable
interchangeable cross-reference
interchangeable
X-603BInterchangeable
interchangeable cross-reference
interchangeable
CDA148Interchangeable
interchangeable cross-reference
interchangeable
35502Interchangeable
interchangeable cross-reference
interchangeable
6708Interchangeable
interchangeable cross-reference
interchangeable
139Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 87-5304P1?
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 87-5304P1?
87-5304P1 is a SEAL,PLAIN ENCASED.
What parts can replace 87-5304P1?
There are 21 known substitutes for 87-5304P1: V-2, X-603B, CDA148 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 87-5304P1?
87-5304P1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-531-2730. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 87-5304P1

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026