The BACK-UP RING,PREFORMED PACKING is a the manufacturer industrial component. Key specifications include material: PLASTIC, special_features: MATERIAL IS TETRAFLUOROETHYLENE, peripheral_diameter: 5.773 INCHES NOMINAL IN, center_hole_diameter: 5.301 INCHES NOMINAL IN, cross-sectional_height: 0.110 INCHES NOMINAL IN, cross-sectional_shape_style: SINGLE TURN SPIRAL. This part is cataloged in the U.S.
Government catalog under NSN 5330-00-834-6675, 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
MS28774-431
NSN:5330-00-834-6675 NIINs:008346675, 015534644 FSC:5330 — Packing and Gasket Materials CAGE:96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
PLASTIC
special_features
MATERIAL IS TETRAFLUOROETHYLENE
peripheral_diameter
5.773 INCHES NOMINAL IN
center_hole_diameter
5.301 INCHES NOMINAL IN
cross-sectional_height
0.110 INCHES NOMINAL IN
cross-sectional_shape_style
SINGLE TURN SPIRAL
departure_from_cited_document
CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
criticality_code_justification
ZZZW
NSN
5330-00-834-6675
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
CUT TYPE: DIAGONAL OVERALL
•
PERIPHERAL DIAMETER: 5.775 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 5.300 INCHES MINIMUM AND 5.302 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC TETRAFLUOROETHYLENE OVERALL
•
JOINT TYPE: SCARF-PERIPHERAL RETAINER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT
0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION
SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
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FREQUENTLY ASKED QUESTIONS
What is MS28774-431?
MS28774-431 is a BACK-UP RING,PREFORMED PACKING.
What parts can replace MS28774-431?
There are 3 known substitutes for MS28774-431: MS28774, M8791/1-431, SAE-AS8791. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28774-431?
MS28774-431 is cataloged in the U.S. Government catalog under NSN 5330-00-834-6675. This indicates validated use in U.S. government and defense supply chains.
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