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BM1407 ✓ 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: STEEL CASE, case_style: SQUARE, seal_width: 0.312 INCHES NOMINAL IN, housing_bore_diameter: 1.375 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-856-2118, 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
BM1407
NSN: 5330-00-856-2118
FSC: 5330
CAGE: 55509 — COOPER CAMERON CORP AJAX-SUPERIOR DIV (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.312 INCHES NOMINAL IN
housing_bore_diameter1.375 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.750 INCHES NOMINAL IN
NSN5330-00-856-2118
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BM1407 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
•
CASE STYLE: SQUARE
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SEALING ELEMENT STYLE: ANGULAR
•
SEAL WIDTH: 0.312 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 0.750 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 1.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CASE STYLESQUARE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.312 INCHES NOMINAL IN
MATERIALSTEEL CASE
ACCOMMODATED SHAFT DIAMETER0.750 INCHES NOMINAL IN
HOUSING BORE DIAMETER1.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
FFB575Interchangeable
interchangeable cross-reference
interchangeable
MS35354-201Interchangeable
interchangeable cross-reference
interchangeable
102495Interchangeable
interchangeable cross-reference
interchangeable
102047Interchangeable
interchangeable cross-reference
interchangeable
A397ASInterchangeable
interchangeable cross-reference
interchangeable
A214BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BM1407?
BM1407 is a SEAL,PLAIN ENCASED.
What parts can replace BM1407?
There are 10 known substitutes for BM1407: FFB575, MS35354-201, 102495 and 7 more. Substitute compatibility should be verified for your specific system.
Is BM1407 still available?
BM1407 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026