PartsTable
Technical Data Sheet
Download PDF

370510R91 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

370510R91: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: SQUARE, seal_width: 0.375 INCHES NOMINAL IN, special_features: MIN. RPM 2000;MAX RPM 3000, housing_bore_diameter: 1.562 INCHES NOMINAL IN, sealing_element_style: ANGULAR.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-599-5146, 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
370510R91
NSN: 5330-00-599-5146
FSC: 5330 — Packing and Gasket Materials
CAGE: 0SAT8 — KOMATSU AMERICA CORP. (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.375 INCHES NOMINAL IN
special_featuresMIN. RPM 2000;MAX RPM 3000
housing_bore_diameter1.562 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.125 INCHES NOMINAL IN
NSN5330-00-599-5146
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 370510R91 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: 0.375 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 1.562 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 1.125 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.375 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER1.562 INCHES NOMINAL IN
CASE STYLESQUARE
SPECIAL FEATURESMIN. RPM 2000;MAX RPM 3000
ACCOMMODATED SHAFT DIAMETER1.125 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 2
60314Reference document
Same NSN cross-reference
Reference document — Secondary reference
11070Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
Ready to buy 370510R91?
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 370510R91?
370510R91 is a SEAL,PLAIN ENCASED.
What parts can replace 370510R91?
There are 2 known substitutes for 370510R91: 60314, 11070. Substitute compatibility should be verified for your specific system.
What is the NSN for 370510R91?
370510R91 is cataloged in the U.S. Government catalog under NSN 5330-00-599-5146. 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 — 370510R91

✓ 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.