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1B3746 — BRACKET,ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1B3746: BRACKET,ANGLE.

The BRACKET,ANGLE is a the manufacturer industrial component. Key specifications include material: STEEL, first_leg_style: SQUARE, first_leg_width: 3.3700 INCHES MINIMUM AND 3.3900 INCHES MAXIMUM IN, first_leg_length: 0.7250 INCHES NOMINAL IN, second_leg_style: END RADIUS, style_designator: ANGLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-399-0391, 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
1B3746
NSN: 5340-01-399-0391
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL
first_leg_styleSQUARE
first_leg_width3.3700 INCHES MINIMUM AND 3.3900 INCHES MAXIMUM IN
first_leg_length0.7250 INCHES NOMINAL IN
second_leg_styleEND RADIUS
style_designatorANGLE
mounting_hole_typePLAIN
mounting_hole_diameter0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
second_leg_hole_diameter0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
first_leg_hole_arrangement_styleNO HOLE
second_leg_hole_arrangement_styleONE HOLE
material_document_and_classificationAMS-5616 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-399-0391
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1B3746 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 RELATIONSHIP TO FIRST LEG: NOT IDENTICAL
•
SECOND LEG HOLE DIAMETER: 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
FIRST LEG HOLE ARRANGEMENT STYLE: NO HOLE
•
STYLE DESIGNATOR: ANGLE
•
FIRST LEG STYLE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-5616 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
FIRST LEG LENGTH: 0.7250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SECOND LEG RELATIONSHIP TO FIRST LEGNOT IDENTICAL
SECOND LEG HOLE DIAMETER0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
FIRST LEG HOLE ARRANGEMENT STYLENO HOLE
STYLE DESIGNATORANGLE
FIRST LEG STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-5616 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
FIRST LEG LENGTH0.7250 INCHES NOMINAL IN
FIRST LEG WIDTH3.3700 INCHES MINIMUM AND 3.3900 INCHES MAXIMUM IN
SECOND LEG STYLEEND RADIUS
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 — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 1B3746?
1B3746 is a BRACKET,ANGLE.
What is the NSN for 1B3746?
1B3746 is cataloged in the U.S. Government catalog under NSN 5340-01-399-0391. This indicates validated use in U.S. government and defense supply chains.
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