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BL-4637 — BRACKET,ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

BL-4637: BRACKET,ANGLE.

The BRACKET,ANGLE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, first_leg_angle: 90.0 DEGREES NOMINAL, first_leg_style: SQUARE, first_leg_width: 0.781 INCHES NOMINAL IN, first_leg_length: 0.500 INCHES NOMINAL IN, second_leg_style: SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-764-1010, 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
BL-4637
NSN: 5340-00-764-1010
FSC: 5340 — Hardware, Commercial
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
first_leg_angle90.0 DEGREES NOMINAL
first_leg_styleSQUARE
first_leg_width0.781 INCHES NOMINAL IN
first_leg_length0.500 INCHES NOMINAL IN
second_leg_styleSQUARE
second_leg_width1.312 INCHES NOMINAL IN
style_designatorANGLE
second_leg_length0.500 INCHES NOMINAL IN
mounting_hole_typeCOUNTERSUNK
first_leg_thickness0.062 INCHES NOMINAL IN
second_leg_thickness0.062 INCHES NOMINAL IN
NSN5340-00-764-1010
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BL-4637 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: 0.109 INCHES NOMINAL IN
•
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH: 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
•
FIRST LEG HOLE DIAMETER: 0.094 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
•
FIRST LEG ANGLE: 90.0 DEGREES NOMINAL
•
FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG WIDTH: 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
•
SECOND LEG RELATIONSHIP TO FIRST LEG: NOT IDENTICAL
•
SECOND LEG HOLE DIAMETER: 0.154 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
•
SECOND LEG WIDTH: 1.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH0.109 INCHES NOMINAL IN
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
FIRST LEG HOLE DIAMETER0.094 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
FIRST LEG ANGLE90.0 DEGREES NOMINAL
FIRST LEG DISTANCE BETWEEN HOLE CENTERS ALONG WIDTH0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
SECOND LEG RELATIONSHIP TO FIRST LEGNOT IDENTICAL
SECOND LEG HOLE DIAMETER0.154 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
SECOND LEG WIDTH1.312 INCHES NOMINAL IN
SECOND LEG LENGTH0.500 INCHES NOMINAL IN
FIRST LEG HOLE ARRANGEMENT STYLETWO HOLES
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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BL-4637?
BL-4637 is a BRACKET,ANGLE.
What is the NSN for BL-4637?
BL-4637 is cataloged in the U.S. Government catalog under NSN 5340-00-764-1010. 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.