The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: INCLUDED, material: PLASTIC POLYTETRAFLUOROETHYLENE CUSHIONING, mounting_pad: NOT INCLUDED, overall_width: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, overall_length: 3.116 INCHES MINIMUM AND 3.136 INCHES MAXIMUM IN, style_designator: SADDLE ARCH. This part is cataloged in the U.S.
Government catalog under NSN 5340-01-350-2519, 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
421A28
NSN:5340-01-350-2519 FSC:5340 — Hardware, Commercial CAGE:83930 — TRANSDIGM INC DBA ADEL WIGGINS GROUP DIV ADEL WIGGINS (USA)
SPECIFICATIONS
cushion
INCLUDED
material
PLASTIC POLYTETRAFLUOROETHYLENE CUSHIONING
mounting_pad
NOT INCLUDED
overall_width
0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
overall_length
3.116 INCHES MINIMUM AND 3.136 INCHES MAXIMUM IN
style_designator
SADDLE ARCH
material_thickness
0.064 INCHES NOMINAL IN
mounting_hole_size
0.204 INCHES NOMINAL IN
inside_diameter/arch_length
1.770 INCHES NOMINAL IN
material_document_and_classification
AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE CUSHIONING
distance_between_mounting_hole_centers
2.690 INCHES NOMINAL IN
distance_between_base_and_inside_of_arch
1.856 INCHES NOMINAL IN
NSN
5340-01-350-2519
COMPONENT DIAGRAM
KEY FEATURES
•
MOUNTING HOLE SIZE: 0.204 INCHES NOMINAL IN
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 2.690 INCHES NOMINAL IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: SADDLE ARCH
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE CUSHIONING
•
MATERIAL THICKNESS: 0.064 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE
0.204 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS
2.690 INCHES NOMINAL IN
MOUNTING PAD
NOT INCLUDED
STYLE DESIGNATOR
SADDLE ARCH
MATERIAL DOCUMENT AND CLASSIFICATION
AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE CUSHIONING
OVERALL LENGTH
3.116 INCHES MINIMUM AND 3.136 INCHES MAXIMUM IN
OVERALL WIDTH
0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MATERIAL THICKNESS
0.064 INCHES NOMINAL IN
CUSHION
INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH
1.856 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 421A28?
421A28 is a STRAP,RETAINING.
What parts can replace 421A28?
There are 2 known substitutes for 421A28: JM44SC15D28T, BACC10CC28. Substitute compatibility should be verified for your specific system.
What is the NSN for 421A28?
421A28 is cataloged in the U.S. Government catalog under NSN 5340-01-350-2519. This indicates validated use in U.S. government and defense supply chains.
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