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4118-28A — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4118-28A: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.250 INCHES NOMINAL IN, material: ALUMINUM ALLOY 7075 BAND, style_designator: HINGED & CENTER MTD, tongue_hole_type: ROUND, UNTHREADED, surface_treatment: ANODIZE BAND, material_thickness: 0.050 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-274-1521, 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
4118-28A
NSN: 5340-01-274-1521
FSC: 5340 — Hardware, Commercial
CAGE: 77969 — RUBBERCRAFT CORPORATION OF CALIFORNIA, LTD. DBA RUBBERCRAFT CORP (USA)
SPECIFICATIONS
diameter0.250 INCHES NOMINAL IN
materialALUMINUM ALLOY 7075 BAND
style_designatorHINGED & CENTER MTD
tongue_hole_typeROUND, UNTHREADED
surface_treatmentANODIZE BAND
material_thickness0.050 INCHES NOMINAL IN
loop_inside_diameter1.770 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BAND
center_to_center_distance_between_loop_and_mounting_hole1.538 INCHES NOMINAL IN
NSN5340-01-274-1521
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4118-28A 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-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BAND
•
STYLE DESIGNATOR: HINGED & CENTER MTD
•
DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.050 INCHES NOMINAL IN
•
SURFACE TREATMENT: ANODIZE BAND
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
•
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE: 1.538 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 7075 BAND
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BAND
STYLE DESIGNATORHINGED & CENTER MTD
DIAMETER0.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.050 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE BAND
TONGUE HOLE TYPEROUND, UNTHREADED
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE1.538 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 7075 BAND
LOOP INSIDE DIAMETER1.770 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
GC502A28AReference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 4118-28A?
4118-28A is a CLAMP,LOOP.
What parts can replace 4118-28A?
There is 1 known substitute for 4118-28A: GC502A28A. Substitute compatibility should be verified for your specific system.
What is the NSN for 4118-28A?
4118-28A is cataloged in the U.S. Government catalog under NSN 5340-01-274-1521. This indicates validated use in U.S. government and defense supply chains.
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