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Technical Data Sheet
MS51001-36-2 ✓ 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, case_style: RECESSED, seal_width: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE OR ZINC OR CHROMATE CASE, housing_bore_diameter: 3.500 INCHES NOMINAL IN, sealing_element_style: ANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-038-4802, 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
MS51001-36-2
NSN: 5330-01-038-4802
FSC: 5330
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleRECESSED
seal_width0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE OR ZINC OR CHROMATE CASE
housing_bore_diameter3.500 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.7500 INCHES NOMINAL IN
surface_treatment_document_and_classificationQQ-P-416 TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE CASE
NSN5330-01-038-4802
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS51001-36-2 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
HOUSING BORE DIAMETER: 3.500 INCHES NOMINAL IN
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
SEAL WIDTH: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC OR CHROMATE CASE
ACCOMMODATED SHAFT DIAMETER: 2.7500 INCHES NOMINAL IN
SEALING ELEMENT STYLE: ANGULAR
CASE STYLE: RECESSED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE CASE
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER3.500 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SEAL WIDTH0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC OR CHROMATE CASE
ACCOMMODATED SHAFT DIAMETER2.7500 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
CASE STYLERECESSED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE CASE
MATERIALSTEEL CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
AA52524/13-27-3Interchangeable
interchangeable cross-reference
interchangeable
A-A-52524/13Interchangeable
interchangeable cross-reference
interchangeable
MS51001-27-3Interchangeable
interchangeable cross-reference
interchangeable
3153Interchangeable
interchangeable cross-reference
interchangeable
AA52524/13-1-3Interchangeable
interchangeable cross-reference
interchangeable
AA52524-13-1-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS51001-36-2?
MS51001-36-2 is a SEAL,PLAIN ENCASED.
What parts can replace MS51001-36-2?
There are 21 known substitutes for MS51001-36-2: AA52524/13-27-3, A-A-52524/13, MS51001-27-3 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS51001-36-2?
MS51001-36-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-038-4802. This indicates validated use in U.S. government and defense supply chains.
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