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Technical Data Sheet
1953-3B ✓ 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 diameter: 0.172 INCHES NOMINAL IN, material: PLASTIC POLYHEXAMETHYLENE AMIDE BAND, overall_width: 0.375 INCHES NOMINAL IN, style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED, material_thickness: 0.050 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-845-4887, 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
1953-3B
NSN: 5340-00-845-4887
FSC: 5340
CAGE: 71616 — COMMERCIAL PLASTICS CO INC (USA)
SPECIFICATIONS
diameter0.172 INCHES NOMINAL IN
materialPLASTIC POLYHEXAMETHYLENE AMIDE BAND
overall_width0.375 INCHES NOMINAL IN
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
material_thickness0.050 INCHES NOMINAL IN
loop_inside_diameter0.188 INCHES NOMINAL IN
material_document_and_classificationMIL-M-20693 TY 1 MIL SPEC SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end0.580 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole0.400 INCHES NOMINAL IN
NSN5340-00-845-4887
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1953-3B 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
STYLE DESIGNATOR: SINGLE LOOP
DISTANCE FROM LOOP CENTER TO TONGUE END: 0.567 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 0.379 INCHES NOMINAL IN
DIAMETER: 0.204 INCHES NOMINAL IN
MATERIAL: PLASTIC BAND
LOOP INSIDE DIAMETER: 0.182 INCHES NOMINAL IN
MATERIAL THICKNESS: 0.050 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSINGLE LOOP
DISTANCE FROM LOOP CENTER TO TONGUE END0.567 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.379 INCHES NOMINAL IN
DIAMETER0.204 INCHES NOMINAL IN
MATERIALPLASTIC BAND
LOOP INSIDE DIAMETER0.182 INCHES NOMINAL IN
OVERALL WIDTH0.375 INCHES NOMINAL IN
MATERIAL THICKNESS0.050 INCHES NOMINAL IN
TONGUE HOLE TYPEROUND, UNTHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
AF07589Interchangeable
interchangeable cross-reference
interchangeable
1645-18Interchangeable
interchangeable cross-reference
interchangeable
BFG3661Interchangeable
interchangeable cross-reference
interchangeable
5-16 6Interchangeable
interchangeable cross-reference
interchangeable
1JA7562H10Interchangeable
interchangeable cross-reference
interchangeable
CLN3-16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1953-3B?
1953-3B is a CLAMP,LOOP.
What parts can replace 1953-3B?
There are 8 known substitutes for 1953-3B: AF07589, 1645-18, BFG3661 and 5 more. Substitute compatibility should be verified for your specific system.
Is 1953-3B still available?
1953-3B is currently cancelled.
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