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491604 — BRACKET,ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

491604: BRACKET,ANGLE.

The BRACKET,ANGLE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, first_leg_angle: 90.0 DEGREES NOMINAL, first_leg_style: CORNER RADIUS, first_leg_length: 1.729 INCHES NOMINAL IN, style_designator: ANGLE, second_leg_length: 2.715 INCHES MINIMUM AND 2.725 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-066-9930, 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
491604
NSN: 5340-00-066-9930
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
first_leg_angle90.0 DEGREES NOMINAL
first_leg_styleCORNER RADIUS
first_leg_length1.729 INCHES NOMINAL IN
style_designatorANGLE
second_leg_length2.715 INCHES MINIMUM AND 2.725 INCHES MAXIMUM IN
first_leg_thickness0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
second_leg_thickness0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
second_leg_slot_width0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
first_leg_corner_radius0.312 INCHES NOMINAL IN
first_leg_hole_diameter0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
first_leg_hole_arrangement_styleTHREE HOLES
NSN5340-00-066-9930
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 491604 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
•
SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH: 1.450 INCHES NOMINAL IN
•
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH: 0.275 INCHES NOMINAL IN
•
FIRST LEG HOLE DIAMETER: 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
•
FIRST LEG ANGLE: 90.0 DEGREES NOMINAL
•
SECOND LEG RELATIONSHIP TO FIRST LEG: NOT IDENTICAL
•
FIRST LEG CORNER RADIUS: 0.312 INCHES NOMINAL IN
•
SECOND LEG LENGTH: 2.715 INCHES MINIMUM AND 2.725 INCHES MAXIMUM IN
•
SECOND LEG SLOT WIDTH: 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH1.450 INCHES NOMINAL IN
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH0.275 INCHES NOMINAL IN
FIRST LEG HOLE DIAMETER0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
FIRST LEG ANGLE90.0 DEGREES NOMINAL
SECOND LEG RELATIONSHIP TO FIRST LEGNOT IDENTICAL
FIRST LEG CORNER RADIUS0.312 INCHES NOMINAL IN
SECOND LEG LENGTH2.715 INCHES MINIMUM AND 2.725 INCHES MAXIMUM IN
SECOND LEG SLOT WIDTH0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
FIRST LEG HOLE ARRANGEMENT STYLETHREE HOLES
STYLE DESIGNATORANGLE
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

No substitute or cross-reference records for this part.

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 491604?
491604 is a BRACKET,ANGLE.
What is the NSN for 491604?
491604 is cataloged in the U.S. Government catalog under NSN 5340-00-066-9930. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.