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GB11B5-2 — BRACKET,DOUBLE ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GB11B5-2: BRACKET,DOUBLE ANGLE.

The BRACKET,DOUBLE ANGLE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024, first_leg_angle: 135.0 DEGREES NOMINAL, first_leg_style: CORNER RADIUS, first_leg_width: 0.880 INCHES NOMINAL IN, first_leg_length: 0.500 INCHES NOMINAL IN, second_leg_angle: 135.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-250-5311, 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
GB11B5-2
NSN: 5340-01-250-5311
FSC: 5340 — Hardware, Commercial
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024
first_leg_angle135.0 DEGREES NOMINAL
first_leg_styleCORNER RADIUS
first_leg_width0.880 INCHES NOMINAL IN
first_leg_length0.500 INCHES NOMINAL IN
second_leg_angle135.0 DEGREES NOMINAL
second_leg_styleCORNER RADIUS
second_leg_width0.880 INCHES NOMINAL IN
style_designatorADJACENT ANGLES
features_providedNUT
second_leg_length0.500 INCHES NOMINAL IN
surface_treatmentPRIMER EPOXY
NSN5340-01-250-5311
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GB11B5-2 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 ANGLE: 135.0 DEGREES NOMINAL
•
CENTER SECTION THICKNESS: 0.040 INCHES NOMINAL IN
•
SECOND LEG RELATIONSHIP TO FIRST LEG: NOT IDENTICAL
•
SECOND LEG ANGLE: 135.0 DEGREES NOMINAL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: 161,CAGEC 26512 MFR REF SINGLE TREATMENT RESPONSE
•
FIRST LEG CORNER RADIUS: 0.190 INCHES NOMINAL IN
•
SECOND LEG WIDTH: 0.880 INCHES NOMINAL IN
•
SECOND LEG LENGTH: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST LEG ANGLE135.0 DEGREES NOMINAL
CENTER SECTION THICKNESS0.040 INCHES NOMINAL IN
SECOND LEG RELATIONSHIP TO FIRST LEGNOT IDENTICAL
SECOND LEG ANGLE135.0 DEGREES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION161,CAGEC 26512 MFR REF SINGLE TREATMENT RESPONSE
FIRST LEG CORNER RADIUS0.190 INCHES NOMINAL IN
SECOND LEG WIDTH0.880 INCHES NOMINAL IN
SECOND LEG LENGTH0.500 INCHES NOMINAL IN
FIRST LEG HOLE ARRANGEMENT STYLENO HOLE
STYLE DESIGNATORADJACENT ANGLES
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
1128B42252-12Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 GB11B5-2?
GB11B5-2 is a BRACKET,DOUBLE ANGLE.
What parts can replace GB11B5-2?
There is 1 known substitute for GB11B5-2: 1128B42252-12. Substitute compatibility should be verified for your specific system.
What is the NSN for GB11B5-2?
GB11B5-2 is cataloged in the U.S. Government catalog under NSN 5340-01-250-5311. 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.