The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, special_features: BOLT DIA 11/32, center_hole_diameter: 0.328 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN, cross-sectional_height: 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN, material_document_and_classification: MIL-R-25988,TYPE I,CLASS 1,GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.
Government catalog under NSN 5331-01-494-8102, 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
ST7M251-11
NSN:5331-01-494-8102 FSC:5331 — O-ring CAGE:76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
material
RUBBER FLUOROSILICONE CLASS FQ
hardness_rating
70.0 SHORE DUROMETER A NOMINAL
special_features
BOLT DIA 11/32
center_hole_diameter
0.328 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
cross-sectional_height
0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
material_document_and_classification
MIL-R-25988,TYPE I,CLASS 1,GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agency
PREFORMED-MINATURE O-RING (FOR SEALING BOLTS)
NSN
5331-01-494-8102
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-25988,TYPE I,CLASS 1,GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE
•
CENTER HOLE DIAMETER: 0.328 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT
0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
HARDNESS RATING
70.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-R-25988,TYPE I,CLASS 1,GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURES
BOLT DIA 11/32
CENTER HOLE DIAMETER
0.328 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCY
PREFORMED-MINATURE O-RING (FOR SEALING BOLTS)
MATERIAL
RUBBER FLUOROSILICONE CLASS FQ
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is ST7M251-11?
ST7M251-11 is a O-RING.
What parts can replace ST7M251-11?
There are 6 known substitutes for ST7M251-11: 1966-018, 7M80-11, 00333-035 F70 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M251-11?
ST7M251-11 is cataloged in the U.S. Government catalog under NSN 5331-01-494-8102. This indicates validated use in U.S. government and defense supply chains.
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