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Technical Data Sheet
MS21919F5 ✓ 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: 0.204 INCHES NOMINAL IN, material: STEEL COMP 1017 BAND, overall_width: 0.375 INCHES NOMINAL IN, style_designator: OFFSET MOUNT, tongue_hole_type: ROUND, UNTHREADED, surface_treatment: CADMIUM BAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-597-4601, 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
MS21919F5
NSN: 5340-00-597-4601
FSC: 5340
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
diameter0.204 INCHES NOMINAL IN
materialSTEEL COMP 1017 BAND
overall_width0.375 INCHES NOMINAL IN
style_designatorOFFSET MOUNT
tongue_hole_typeROUND, UNTHREADED
surface_treatmentCADMIUM BAND
material_thickness0.0285 INCHES MINIMUM AND 0.0355 INCHES MAXIMUM IN
loop_inside_diameter0.313 INCHES NOMINAL IN
nondefinitive_spec/std_data2 TYPE AND B CLASS
cushioning_environmental_protectionFUEL, AROMATIC
material_document_and_classificationQQ-S-636,COND 4 FED SPEC SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end0.748 INCHES NOMINAL IN
NSN5340-00-597-4601
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS21919F5 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: RUBBER SYNTHETIC CUSHION
LOOP INSIDE DIAMETER: 0.313 INCHES NOMINAL IN
DIAMETER: 0.204 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-636,COND 4 FED SPEC SINGLE MATERIAL RESPONSE BAND
STYLE DESIGNATOR: OFFSET MOUNT
SURFACE TREATMENT: CADMIUM BAND
CUSHIONING ENVIRONMENTAL PROTECTION: FUEL, AROMATIC
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC CUSHION
LOOP INSIDE DIAMETER0.313 INCHES NOMINAL IN
DIAMETER0.204 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-636,COND 4 FED SPEC SINGLE MATERIAL RESPONSE BAND
STYLE DESIGNATOROFFSET MOUNT
SURFACE TREATMENTCADMIUM BAND
MATERIALSTEEL COMP 1017 BAND
CUSHIONING ENVIRONMENTAL PROTECTIONFUEL, AROMATIC
NONDEFINITIVE SPEC/STD DATA2 TYPE AND B CLASS
MATERIAL THICKNESS0.0285 INCHES MINIMUM AND 0.0355 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
5340PL1524825Upgraded Successor
successor cross-reference
successor
MS21106-16Upgraded Successor
successor cross-reference
successor
MIL-DTL-8603Upgraded Successor
successor cross-reference
successor
AS21919WG40Upgraded Successor
successor cross-reference
successor
5340PL1653549Upgraded Successor
successor cross-reference
successor
MS21919WG40Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21919F5?
MS21919F5 is a CLAMP,LOOP.
What parts can replace MS21919F5?
There are 18 known substitutes for MS21919F5: 5340PL1524825, MS21106-16, MIL-DTL-8603 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21919F5?
MS21919F5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-597-4601. This indicates validated use in U.S. government and defense supply chains.
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