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11581557 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11581557: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 2.500 INCHES NOMINAL IN, overall_length: 3.625 INCHES NOMINAL IN, mounting_hole_diameter: 0.390 INCHES NOMINAL IN, end_item_identification: HOWITZER, 155MM, M777E1 MM, material_document_and_classification: ASTM A322, ASTM A108, SAE AMS6415 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-527-8519, 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
11581557
NSN: 5340-01-527-8519
FSC: 5340 — Hardware, Commercial
CAGE: 1NUW7 — US ARMY BENET LABORATORIES RDAR-WSB-O (USA)
SPECIFICATIONS
materialSTEEL
overall_width2.500 INCHES NOMINAL IN
overall_length3.625 INCHES NOMINAL IN
mounting_hole_diameter0.390 INCHES NOMINAL IN
mounting_hole_quantity2
end_item_identificationHOWITZER, 155MM, M777E1 MM
material_document_and_classificationASTM A322, ASTM A108, SAE AMS6415 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyBRACKE, CRANK LOCK
NSN5340-01-527-8519
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11581557 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
•
MOUNTING HOLE QUANTITY: 2
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A322, ASTM A108, SAE AMS6415 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.390 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322, ASTM A108, SAE AMS6415 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.390 INCHES NOMINAL IN
OVERALL LENGTH3.625 INCHES NOMINAL IN
OVERALL WIDTH2.500 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBRACKE, CRANK LOCK
END ITEM IDENTIFICATIONHOWITZER, 155MM, M777E1 MM
MATERIALSTEEL
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: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 11581557?
11581557 is a BRACKET,MOUNTING.
What is the NSN for 11581557?
11581557 is cataloged in the U.S. Government catalog under NSN 5340-01-527-8519. This indicates validated use in U.S. government and defense supply chains.
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