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Technical Data Sheet
MS21919WDF46 ✓ 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: 0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN, material: ALUMINUM ALLOY 2024 BAND, overall_width: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, special_features: CUSHION OZONE RESISTANT, style_designator: OFFSET MOUNT, tongue_hole_type: ROUND, UNTHREADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-143-6781, 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
MS21919WDF46
NSN: 5340-01-143-6781
FSC: 5340
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
diameter0.199 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
materialALUMINUM ALLOY 2024 BAND
overall_width0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
special_featuresCUSHION OZONE RESISTANT
style_designatorOFFSET MOUNT
tongue_hole_typeROUND, UNTHREADED
surface_treatmentCHROMATE BAND
material_thickness0.062 INCHES NOMINAL IN
loop_inside_diameter2.860 INCHES MINIMUM AND 2.890 INCHES MAXIMUM IN
cushioning_environmental_protectionFUEL RESISTANT
material_document_and_classificationQQ-A-250/5,T42 FED SPEC SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end2.155 INCHES NOMINAL IN
NSN5340-01-143-6781
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS21919WDF46 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
TONGUE HOLE TYPE: ROUND, UNTHREADED
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/5,T42 FED SPEC SINGLE MATERIAL RESPONSE BAND
LOOP INSIDE DIAMETER: 2.860 INCHES MINIMUM AND 2.890 INCHES MAXIMUM IN
STYLE DESIGNATOR: OFFSET MOUNT
DISTANCE FROM LOOP CENTER TO TONGUE END: 2.155 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BAND
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCUSHION OZONE RESISTANT
OVERALL WIDTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
TONGUE HOLE TYPEROUND, UNTHREADED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5,T42 FED SPEC SINGLE MATERIAL RESPONSE BAND
LOOP INSIDE DIAMETER2.860 INCHES MINIMUM AND 2.890 INCHES MAXIMUM IN
STYLE DESIGNATOROFFSET MOUNT
DISTANCE FROM LOOP CENTER TO TONGUE END2.155 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BAND
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3215 ASSN STD SINGLE MATERIAL RESPONSE CUSHION
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CUSHION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
AS21919WCG14Upgraded Successor
successor cross-reference
successor
10112740Upgraded Successor
successor cross-reference
successor
AS21919Upgraded Successor
successor cross-reference
successor
MILC8603Upgraded Successor
successor cross-reference
successor
99122Upgraded Successor
successor cross-reference
successor
MS21919G8Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21919WDF46?
MS21919WDF46 is a CLAMP,LOOP.
What parts can replace MS21919WDF46?
There are 24 known substitutes for MS21919WDF46: AS21919WCG14, 10112740, AS21919 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21919WDF46?
MS21919WDF46 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-143-6781. This indicates validated use in U.S. government and defense supply chains.
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