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MS21919DF56 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS21919DF56: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.204 INCHES NOMINAL IN, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CUSHION, overall_width: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, style_designator: OFFSET MOUNT, tongue_hole_type: ROUND, UNTHREADED, surface_treatment: CHROMATE BAND. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-598-0619, 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
MS21919DF56
NSN: 5340-00-598-0619
FSC: 5340 — Hardware, Commercial
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
diameter0.204 INCHES NOMINAL IN
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CUSHION
overall_width0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
style_designatorOFFSET MOUNT
tongue_hole_typeROUND, UNTHREADED
surface_treatmentCHROMATE BAND
material_thickness0.062 INCHES NOMINAL IN
loop_inside_diameter3.485 INCHES MINIMUM AND 3.515 INCHES MAXIMUM IN
cushioning_environmental_protectionFUEL RESISTANT
material_document_and_classificationAMS 3215 ASSN STD SINGLE MATERIAL RESPONSE CUSHION
distance_from_loop_center_to_tongue_end2.468 INCHES NOMINAL IN
surface_treatment_document_and_classificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BAND
NSN5340-00-598-0619
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS21919DF56 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BAND
•
CUSHIONING ENVIRONMENTAL PROTECTION: FUEL RESISTANT
•
STYLE DESIGNATOR: OFFSET MOUNT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3215 ASSN STD SINGLE MATERIAL RESPONSE CUSHION
•
DIAMETER: 0.204 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 2.468 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BAND
CUSHIONING ENVIRONMENTAL PROTECTIONFUEL RESISTANT
STYLE DESIGNATOROFFSET MOUNT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3215 ASSN STD SINGLE MATERIAL RESPONSE CUSHION
DIAMETER0.204 INCHES NOMINAL IN
OVERALL WIDTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END2.468 INCHES NOMINAL IN
SURFACE TREATMENTCHROMATE BAND
TONGUE HOLE TYPEROUND, UNTHREADED
SUBSTITUTES & CROSS-REFERENCES 2
SAE-AS21919Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
AS21919DF56Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS21919DF56?
MS21919DF56 is a CLAMP,LOOP.
What parts can replace MS21919DF56?
There are 2 known substitutes for MS21919DF56: SAE-AS21919, AS21919DF56. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21919DF56?
MS21919DF56 is cataloged in the U.S. Government catalog under NSN 5340-00-598-0619. This indicates validated use in U.S. government and defense supply chains.
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