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ST7M301 — RING,WIPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST7M301: RING,WIPER.

The RING,WIPER is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, ring_style: CONCENTRIC, inside_diameter: 1.875 INCHES NOMINAL IN, outside_diameter: 2.157 INCHES NOMINAL IN, material_thickness: 0.125 INCHES NOMINAL IN, outer_edge_thickness: 0.094 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-005-4776, 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
ST7M301
NSN: 5330-01-005-4776
NIINs: 010054776, 017235200
FSC: 5330 — Packing and Gasket Materials
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
ring_styleCONCENTRIC
inside_diameter1.875 INCHES NOMINAL IN
outside_diameter2.157 INCHES NOMINAL IN
material_thickness0.125 INCHES NOMINAL IN
outer_edge_thickness0.094 INCHES NOMINAL IN
end_item_identificationF-15EX
cross-sectional_shape_styleOUTSIDE GROOVED, STRAIGHT FACE
part_name_assigned_by_controlling_agencyRING,WIPER
NSN5330-01-005-4776
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST7M301 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
•
OUTER EDGE THICKNESS: 0.104 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: OUTSIDE GROOVED, STRAIGHT FACE
•
OUTSIDE DIAMETER: 1.010 INCHES NOMINAL IN
•
JOINT STYLE: DIAGONAL JOINT
•
MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.748 INCHES NOMINAL IN
•
RING STYLE: CONCENTRIC
•
MATERIAL: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
OUTER EDGE THICKNESS0.104 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEOUTSIDE GROOVED, STRAIGHT FACE
OUTSIDE DIAMETER1.010 INCHES NOMINAL IN
JOINT STYLEDIAGONAL JOINT
MATERIAL THICKNESS0.125 INCHES NOMINAL IN
INSIDE DIAMETER0.748 INCHES NOMINAL IN
RING STYLECONCENTRIC
MATERIALUNABLE TO DECODE
SUBSTITUTES & CROSS-REFERENCES 6
TF005-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S11065-5-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NR03157-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S11065-5TSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10119562Reference document
Same NSN cross-reference
Reference document — Informative reference only
S11065-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST7M301?
ST7M301 is a RING,WIPER.
What parts can replace ST7M301?
There are 6 known substitutes for ST7M301: TF005-5, S11065-5-1, NR03157-5 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M301?
ST7M301 is cataloged in the U.S. Government catalog under NSN 5330-01-005-4776. This indicates validated use in U.S. government and defense supply chains.
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