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AS21919WDF03 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS21919WDF03: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY CUSHION, special_features: LOOP TYPE, CUSHIONED SUPPORT, end_item_identification: APACHE ATTACK HELICOPTER, part_name_assigned_by_controlling_agency: CLAMP, LOOP TYPE, CUSHIONED SUPPORT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-579-0240, 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
AS21919WDF03
NSN: 5340-01-579-0240
FSC: 5340 — Hardware, Commercial
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialALUMINUM ALLOY CUSHION
special_featuresLOOP TYPE, CUSHIONED SUPPORT
end_item_identificationAPACHE ATTACK HELICOPTER
part_name_assigned_by_controlling_agencyCLAMP, LOOP TYPE, CUSHIONED SUPPORT
NSN5340-01-579-0240
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS21919WDF03 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: ALUMINUM ALLOY CUSHION
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESLOOP TYPE, CUSHIONED SUPPORT
PART NAME ASSIGNED BY CONTROLLING AGENCYCLAMP, LOOP TYPE, CUSHIONED SUPPORT
END ITEM IDENTIFICATIONAPACHE ATTACK HELICOPTER
MATERIALALUMINUM ALLOY CUSHION
SUBSTITUTES & CROSS-REFERENCES 1
SAE-AS21919Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS21919WDF03?
AS21919WDF03 is a CLAMP,LOOP.
What parts can replace AS21919WDF03?
There is 1 known substitute for AS21919WDF03: SAE-AS21919. Substitute compatibility should be verified for your specific system.
What is the NSN for AS21919WDF03?
AS21919WDF03 is cataloged in the U.S. Government catalog under NSN 5340-01-579-0240. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.