The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL, rim_surface_width: 0.174 INCHES NOMINAL IN, peripheral_diameter: 1.553 INCHES MINIMUM AND 1.555 INCHES MAXIMUM IN, center_hole_diameter: 1.310 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5330-01-121-1718, 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
ST7M254-219-1
NSN:5330-01-121-1718 FSC:5330 — Packing and Gasket Materials CAGE:76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
material
RUBBER SYNTHETIC OVERALL
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
hardness_rating
70.0 SHORE DUROMETER A NOMINAL OVERALL
rim_surface_width
0.174 INCHES NOMINAL IN
peripheral_diameter
1.553 INCHES MINIMUM AND 1.555 INCHES MAXIMUM IN
center_hole_diameter
1.310 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
cross-sectional_height
0.188 INCHES NOMINAL IN
cross-sectional_shape_style
SPECIAL
flanged_body_outside_diameter
1.539 INCHES MINIMUM AND 1.541 INCHES MAXIMUM IN
material_document_and_classification
160 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN
5330-01-121-1718
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.188 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 160 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
RIM SURFACE WIDTH: 0.174 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
FLANGED BODY OUTSIDE DIAMETER: 1.539 INCHES MINIMUM AND 1.541 INCHES MAXIMUM IN
•
PERIPHERAL DIAMETER: 1.553 INCHES MINIMUM AND 1.555 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
TEMP RATING
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT
0.188 INCHES NOMINAL IN
HARDNESS RATING
70.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION
160 FSCM 72902 MFR REF SINGLE MATERIAL RESPONSE OVERALL
RIM SURFACE WIDTH
0.174 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE
SPECIAL
FLANGED BODY OUTSIDE DIAMETER
1.539 INCHES MINIMUM AND 1.541 INCHES MAXIMUM IN
PERIPHERAL DIAMETER
1.553 INCHES MINIMUM AND 1.555 INCHES MAXIMUM IN
CENTER HOLE DIAMETER
1.310 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
MATERIAL
RUBBER SYNTHETIC OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is ST7M254-219-1?
ST7M254-219-1 is a PACKING,PREFORMED.
What parts can replace ST7M254-219-1?
There are 2 known substitutes for ST7M254-219-1: 7219MR160T, S38420-219BAK1. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M254-219-1?
ST7M254-219-1 is cataloged in the U.S. Government catalog under NSN 5330-01-121-1718. This indicates validated use in U.S. government and defense supply chains.
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