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658771R1 — BRACKET,DOUBLE ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

658771R1: BRACKET,DOUBLE ANGLE.

The BRACKET,DOUBLE ANGLE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410, first_leg_angle: 90.0 DEGREES NOMINAL, first_leg_style: END RADIUS AND TAPERED, first_leg_width: 1.328 INCHES NOMINAL IN, first_leg_length: 1.284 INCHES NOMINAL IN, second_leg_angle: 99.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-449-3401, 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
658771R1
NSN: 5340-00-449-3401
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 410
first_leg_angle90.0 DEGREES NOMINAL
first_leg_styleEND RADIUS AND TAPERED
first_leg_width1.328 INCHES NOMINAL IN
first_leg_length1.284 INCHES NOMINAL IN
second_leg_angle99.0 DEGREES NOMINAL
second_leg_styleEND RADIUS
second_leg_width0.500 INCHES NOMINAL IN
style_designatorDOUBLE ANGLE
second_leg_length1.150 INCHES NOMINAL IN
first_leg_thickness0.038 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
center_section_width0.640 INCHES NOMINAL IN
NSN5340-00-449-3401
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 658771R1 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
•
FSC APPLICATION DATA: JET ENGINE,ACFT
•
FIRST LEG ANGLE: 90.0 DEGREES NOMINAL
•
CENTER SECTION THICKNESS: 0.038 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
•
SECOND LEG ANGLE: 99.0 DEGREES NOMINAL
•
SECOND LEG WIDTH: 0.500 INCHES NOMINAL IN
•
SECOND LEG LENGTH: 1.150 INCHES NOMINAL IN
•
CENTER SECTION WIDTH: 0.640 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE ANGLE
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAJET ENGINE,ACFT
FIRST LEG ANGLE90.0 DEGREES NOMINAL
CENTER SECTION THICKNESS0.038 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
SECOND LEG ANGLE99.0 DEGREES NOMINAL
SECOND LEG WIDTH0.500 INCHES NOMINAL IN
SECOND LEG LENGTH1.150 INCHES NOMINAL IN
CENTER SECTION WIDTH0.640 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE ANGLE
FIRST LEG STYLEEND RADIUS AND TAPERED
MATERIAL DOCUMENT AND CLASSIFICATIONSAE51410 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
658771Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 658771R1?
658771R1 is a BRACKET,DOUBLE ANGLE.
What parts can replace 658771R1?
There is 1 known substitute for 658771R1: 658771. Substitute compatibility should be verified for your specific system.
What is the NSN for 658771R1?
658771R1 is cataloged in the U.S. Government catalog under NSN 5340-00-449-3401. This indicates validated use in U.S. government and defense supply chains.
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