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Technical Data Sheet
9D0251-56 ✓ 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 CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE NITRILE CUSHION, overall_length: 3.919 INCHES MINIMUM AND 3.949 INCHES MAXIMUM IN, style_designator: SADDLE MOUNT, tongue_hole_type: ROUND, UNTHREADED, end_item_identification: C-17A A, material_document_and_classification: 9L-C-8502/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-460-7001, 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
9D0251-56
NSN: 5340-01-460-7001
FSC: 5340
CAGE: 88277 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE NITRILE CUSHION
overall_length3.919 INCHES MINIMUM AND 3.949 INCHES MAXIMUM IN
special_features3.500 NOM TUDB OD PAYLOAD; CUSHION COLOR-YELLOW;MANUFACTURER'S DRAWING NAME-CLAMP,LOOP-SADDLE STYLE, REINFORCED, NITRILE CHUSHION
style_designatorSADDLE MOUNT
tongue_hole_typeROUND, UNTHREADED
end_item_identificationC-17A A
material_document_and_classification9L-C-8502/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION
NSN5340-01-460-7001
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9D0251-56 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: STEEL COMP 631 BAND
MATERIAL DOCUMENT AND CLASSIFICATION: 9L-C-8502/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION
STYLE DESIGNATOR: SADDLE MOUNT
TONGUE HOLE TYPE: ROUND, UNTHREADED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 631 BAND
MATERIAL DOCUMENT AND CLASSIFICATION9L-C-8502/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION
STYLE DESIGNATORSADDLE MOUNT
OVERALL LENGTH3.919 INCHES MINIMUM AND 3.949 INCHES MAXIMUM IN
SPECIAL FEATURES3.500 NOM TUDB OD PAYLOAD; CUSHION COLOR-YELLOW;MANUFACTURER'S DRAWING NAME-CLAMP,LOOP-SADDLE STYLE, REINFORCED, NITRILE CHUSHION
TONGUE HOLE TYPEROUND, UNTHREADED
END ITEM IDENTIFICATIONC-17A A
MATERIAL DOCUMENT AND CLASSIFICATIONMS5528 ASSN STD SINGLE MATERIAL RESPONSE BAND
MATERIALRUBBER BUTADIENE NITRILE CUSHION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
XX12206K1105Interchangeable
interchangeable cross-reference
interchangeable
MS27981-3NInterchangeable
interchangeable cross-reference
interchangeable
12206Interchangeable
interchangeable cross-reference
interchangeable
11439Interchangeable
interchangeable cross-reference
interchangeable
2012-T 5Interchangeable
interchangeable cross-reference
interchangeable
B94.11MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9D0251-56?
9D0251-56 is a CLAMP,LOOP.
What parts can replace 9D0251-56?
There are 19 known substitutes for 9D0251-56: XX12206K1105, MS27981-3N, 12206 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9D0251-56?
9D0251-56 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-460-7001. This indicates validated use in U.S. government and defense supply chains.
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