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ST9M581-1 — BRACKET,ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST9M581-1: BRACKET,ANGLE.

The BRACKET,ANGLE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024, first_leg_angle: 0.1600 RADIANS NOMINAL, first_leg_style: CORNER RADIUS, first_leg_width: 1.0000 INCHES NOMINAL IN, first_leg_length: 0.7500 INCHES NOMINAL IN, style_designator: ANGLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-434-8604, 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
ST9M581-1
NSN: 5340-01-434-8604
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024
first_leg_angle0.1600 RADIANS NOMINAL
first_leg_styleCORNER RADIUS
first_leg_width1.0000 INCHES NOMINAL IN
first_leg_length0.7500 INCHES NOMINAL IN
style_designatorANGLE
second_leg_length0.9100 INCHES NOMINAL IN
surface_treatmentCHROMATE
first_leg_thickness0.0500 INCHES NOMINAL IN
second_leg_thickness0.0500 INCHES NOMINAL IN
first_leg_hole_diameter0.1290 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN
first_leg_hole_arrangement_styleTWO HOLES
NSN5340-01-434-8604
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST9M581-1 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
•
FIRST LEG HOLE DIAMETER: 0.1290 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN
•
FIRST LEG ANGLE: 0.1600 RADIANS NOMINAL
•
FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG WIDTH: 0.5000 INCHES NOMINAL IN
•
SECOND LEG RELATIONSHIP TO FIRST LEG: NOT IDENTICAL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
•
SECOND LEG LENGTH: 0.9100 INCHES NOMINAL IN
•
FIRST LEG HOLE ARRANGEMENT STYLE: TWO HOLES
•
STYLE DESIGNATOR: ANGLE
TECHNICAL CHARACTERISTICS
FIRST LEG HOLE DIAMETER0.1290 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN
FIRST LEG ANGLE0.1600 RADIANS NOMINAL
FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG WIDTH0.5000 INCHES NOMINAL IN
SECOND LEG RELATIONSHIP TO FIRST LEGNOT IDENTICAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
SECOND LEG LENGTH0.9100 INCHES NOMINAL IN
FIRST LEG HOLE ARRANGEMENT STYLETWO HOLES
STYLE DESIGNATORANGLE
FIRST LEG STYLECORNER RADIUS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE
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
10113341Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST9M581-1?
ST9M581-1 is a BRACKET,ANGLE.
What parts can replace ST9M581-1?
There is 1 known substitute for ST9M581-1: 10113341. Substitute compatibility should be verified for your specific system.
What is the NSN for ST9M581-1?
ST9M581-1 is cataloged in the U.S. Government catalog under NSN 5340-01-434-8604. This indicates validated use in U.S. government and defense supply chains.
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