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11E421017 — BRACKET,DOUBLE ANGLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11E421017: BRACKET,DOUBLE ANGLE.

The BRACKET,DOUBLE ANGLE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5052, special_features: MOUNTING HOLE QUANITY 6; MOUNTING HOLE DIA 0.060 IN.; 3 MOUNTING HOLES ON EACH SIDE IN, mounting_hole_type: PLAIN, end_item_identification: FORWARD REPAIR SYSTEM (FRS), MODEL M7,NSN 3990-01-463-4940,TM 9-3990-361-23. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-478-0926, 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
11E421017
NSN: 5340-01-478-0926
FSC: 5340 — Hardware, Commercial
CAGE: 59678 — COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER DBA US ARMY COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5052
special_featuresMOUNTING HOLE QUANITY 6; MOUNTING HOLE DIA 0.060 IN.; 3 MOUNTING HOLES ON EACH SIDE IN
mounting_hole_typePLAIN
end_item_identificationFORWARD REPAIR SYSTEM (FRS), MODEL M7,NSN 3990-01-463-4940,TM 9-3990-361-23
NSN5340-01-478-0926
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11E421017 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
•
MATERIAL: ALUMINUM ALLOY 5052
•
MOUNTING HOLE TYPE: PLAIN
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESMOUNTING HOLE QUANITY 6; MOUNTING HOLE DIA 0.060 IN.; 3 MOUNTING HOLES ON EACH SIDE IN
END ITEM IDENTIFICATIONFORWARD REPAIR SYSTEM (FRS), MODEL M7,NSN 3990-01-463-4940,TM 9-3990-361-23
MATERIALALUMINUM ALLOY 5052
MOUNTING HOLE TYPEPLAIN
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
RIA149132Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 11E421017?
11E421017 is a BRACKET,DOUBLE ANGLE.
What parts can replace 11E421017?
There is 1 known substitute for 11E421017: RIA149132. Substitute compatibility should be verified for your specific system.
What is the NSN for 11E421017?
11E421017 is cataloged in the U.S. Government catalog under NSN 5340-01-478-0926. 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.