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AS3257-04 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS3257-04: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING CUSHION, overall_width: 0.484 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN, special_features: CUSHIONED LOOP;FASTENER HOLE DIA IS 0.199 IN (MIN) AND 0.209 IN (MAX) IN, style_designator: SINGLE LOOP, material_thickness: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN, loop_inside_diameter: 0.437 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-622-0277, 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
AS3257-04
NSN: 5340-01-622-0277
FSC: 5340 — Hardware, Commercial
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING CUSHION
overall_width0.484 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
special_featuresCUSHIONED LOOP;FASTENER HOLE DIA IS 0.199 IN (MIN) AND 0.209 IN (MAX) IN
style_designatorSINGLE LOOP
material_thickness0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
loop_inside_diameter0.437 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN
distance_from_loop_center_to_tongue_end0.795 INCHES MINIMUM AND 0.825 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyCLAMP,HOSE
center_to_center_distance_between_loop_and_mounting_hole0.582 INCHES MINIMUM AND 0.602 INCHES MAXIMUM IN
NSN5340-01-622-0277
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS3257-04 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
•
MATERIAL THICKNESS: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 0.795 INCHES MINIMUM AND 0.825 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 0.582 INCHES MINIMUM AND 0.602 INCHES MAXIMUM IN
•
MATERIAL: STEEL CORROSION RESISTING BAND
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSINGLE LOOP
OVERALL WIDTH0.484 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
MATERIAL THICKNESS0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
DISTANCE FROM LOOP CENTER TO TONGUE END0.795 INCHES MINIMUM AND 0.825 INCHES MAXIMUM IN
SPECIAL FEATURESCUSHIONED LOOP;FASTENER HOLE DIA IS 0.199 IN (MIN) AND 0.209 IN (MAX) IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCLAMP,HOSE
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.582 INCHES MINIMUM AND 0.602 INCHES MAXIMUM IN
MATERIALSTEEL CORROSION RESISTING BAND
MATERIALSTEEL CORROSION RESISTING CUSHION
LOOP INSIDE DIAMETER0.437 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
SAE-AS1553Reference 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 AS3257-04?
AS3257-04 is a CLAMP,LOOP.
What parts can replace AS3257-04?
There is 1 known substitute for AS3257-04: SAE-AS1553. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3257-04?
AS3257-04 is cataloged in the U.S. Government catalog under NSN 5340-01-622-0277. This indicates validated use in U.S. government and defense supply chains.
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