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12440978 — BRACKET,ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12440978: BRACKET,ANGLE.

The BRACKET,ANGLE is a the manufacturer industrial component. Key specifications include first_leg_style: SQUARE, end_item_identification: 3990-01-406-1340 IMPROVED PLS FLATRACK, first_leg_hole_arrangement_style: NO HOLE, second_leg_relationship_to_first_leg: IDENTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-422-6639, 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
12440978
NSN: 5340-01-422-6639
FSC: 5340 — Hardware, Commercial
CAGE: 0PZP2 — STEELTECH MFG INC (USA)
SPECIFICATIONS
first_leg_styleSQUARE
end_item_identification3990-01-406-1340 IMPROVED PLS FLATRACK
first_leg_hole_arrangement_styleNO HOLE
second_leg_relationship_to_first_legIDENTICAL
NSN5340-01-422-6639
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12440978 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: IDENTICAL
•
FIRST LEG HOLE ARRANGEMENT STYLE: NO HOLE
•
FIRST LEG STYLE: SQUARE
TECHNICAL CHARACTERISTICS
SECOND LEG RELATIONSHIP TO FIRST LEGIDENTICAL
FIRST LEG HOLE ARRANGEMENT STYLENO HOLE
FIRST LEG STYLESQUARE
END ITEM IDENTIFICATION3990-01-406-1340 IMPROVED PLS FLATRACK
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
5HD1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12440978?
12440978 is a BRACKET,ANGLE.
What parts can replace 12440978?
There is 1 known substitute for 12440978: 5HD1. Substitute compatibility should be verified for your specific system.
What is the NSN for 12440978?
12440978 is cataloged in the U.S. Government catalog under NSN 5340-01-422-6639. This indicates validated use in U.S. government and defense supply chains.
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