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Technical Data Sheet
6122991 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BRACKET,ANGLE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, first_leg_angle: 90.0 DEGREES NOMINAL, first_leg_style: SQUARE, first_leg_width: 2.750 INCHES NOMINAL IN, first_leg_length: 4.500 INCHES NOMINAL IN, second_leg_style: CHAMFERED ENDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-260-7262, 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
6122991
NSN: 5340-01-260-7262
FSC: 5340
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
first_leg_angle90.0 DEGREES NOMINAL
first_leg_styleSQUARE
first_leg_width2.750 INCHES NOMINAL IN
first_leg_length4.500 INCHES NOMINAL IN
second_leg_styleCHAMFERED ENDS
second_leg_width1.500 INCHES NOMINAL IN
special_featuresFIRST LEG T SHAPED W/SHANK 3.750 IN. LG; 1.500 IN. W; COLOR FED STD 595,NUMBER 26270 IN
style_designatorANGLE
second_leg_length5.000 INCHES NOMINAL IN
surface_treatmentPLASTIC POLYURETHANE
mounting_hole_typePLAIN
NSN5340-01-260-7262
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6122991 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 LENGTH: 4.500 INCHES NOMINAL IN
SURFACE TREATMENT: PLASTIC POLYURETHANE
SECOND LEG RELATIONSHIP TO FIRST LEG: NOT IDENTICAL
FIRST LEG HOLE DIAMETER: 0.219 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
FIRST LEG STYLE: SQUARE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE
SECOND LEG HOLE DIAMETER: 0.779 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN
SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG WIDTH: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST LEG LENGTH4.500 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC POLYURETHANE
SECOND LEG RELATIONSHIP TO FIRST LEGNOT IDENTICAL
FIRST LEG HOLE DIAMETER0.219 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
FIRST LEG STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE
SECOND LEG HOLE DIAMETER0.779 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN
SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG WIDTH0.750 INCHES NOMINAL IN
SECOND LEG CHAMFER ANGLE45.0 DEGREES NOMINAL
FIRST LEG WIDTH2.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
027354-036Interchangeable
interchangeable cross-reference
interchangeable
027354-009Interchangeable
interchangeable cross-reference
interchangeable
16897Interchangeable
interchangeable cross-reference
interchangeable
57-20223-27Interchangeable
interchangeable cross-reference
interchangeable
57-30223-27Interchangeable
interchangeable cross-reference
interchangeable
471812Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6122991?
6122991 is a BRACKET,ANGLE.
What parts can replace 6122991?
There are 8 known substitutes for 6122991: 027354-036, 027354-009, 16897 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6122991?
6122991 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-260-7262. This indicates validated use in U.S. government and defense supply chains.
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