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11B253017 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11B253017: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 2.620 INCHES NOMINAL IN, overall_height: 4.250 INCHES NOMINAL IN, overall_length: 13.500 INCHES NOMINAL IN, surface_treatment: CHROMATE AND PAINT, end_item_identification: 4940-01-548-9064, SHOP EQUIPMENT, CONTACT MAINTENANCE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-619-9124, 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
11B253017
NSN: 5340-01-619-9124
FSC: 5340 — Hardware, Commercial
CAGE: 59678 — COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER DBA US ARMY COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER (USA)
SPECIFICATIONS
materialSTEEL
overall_width2.620 INCHES NOMINAL IN
overall_height4.250 INCHES NOMINAL IN
overall_length13.500 INCHES NOMINAL IN
surface_treatmentCHROMATE AND PAINT
end_item_identification4940-01-548-9064, SHOP EQUIPMENT, CONTACT MAINTENANCE
material_document_and_classificationASTM B500, GR B ASSN STD SINGLE MATERIAL RESPONSE AND ASTM A36 ASSN STD 2ND MATERIAL RESPONSE AND ASTM A108/ASTM A1011 ASSN STD 3RD MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyBRACKET, VISE MOUNT, REAR BUMPER
surface_treatment_document_and_classificationMIL-STD-171, FINISH 5.1.1. MIL STD 1ST TREATMENT RESPONSE AND FED-STD-595, COLOR 37030, BLACK CAMO FED STD 2ND TREATMENT RESPONSE
NSN5340-01-619-9124
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11B253017 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171, FINISH 5.1.1. MIL STD 1ST TREATMENT RESPONSE AND FED-STD-595, COLOR 37030, BLACK CAMO FED STD 2ND TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B500, GR B ASSN STD SINGLE MATERIAL RESPONSE AND ASTM A36 ASSN STD 2ND MATERIAL RESPONSE AND ASTM A108/ASTM A1011 ASSN STD 3RD MATERIAL RESPONSE
•
SURFACE TREATMENT: CHROMATE AND PAINT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT4.250 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171, FINISH 5.1.1. MIL STD 1ST TREATMENT RESPONSE AND FED-STD-595, COLOR 37030, BLACK CAMO FED STD 2ND TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B500, GR B ASSN STD SINGLE MATERIAL RESPONSE AND ASTM A36 ASSN STD 2ND MATERIAL RESPONSE AND ASTM A108/ASTM A1011 ASSN STD 3RD MATERIAL RESPONSE
OVERALL LENGTH13.500 INCHES NOMINAL IN
OVERALL WIDTH2.620 INCHES NOMINAL IN
SPECIAL FEATURESCONSISTS OF SQUARE TUBE, GRADE B, 2.00 X 0.188 PER ASTM A500, 13.50 IN. L WELDED TO STEEL PLATE, .125 THK PER ASTM A108 OR ASTM A1011, GA 11; 11 IN. L X 1.75 W; WITH ADDITIONAL PLATES, 0.25 IN THK PER ASTM A36, 4.00 W X 11.00 L; 1 WELDED OVER .125 IN. PLATE AND THE OTHER WELDED TO OPPOSITE SIDE OF TUBE W
SURFACE TREATMENTCHROMATE AND PAINT
PART NAME ASSIGNED BY CONTROLLING AGENCYBRACKET, VISE MOUNT, REAR BUMPER
END ITEM IDENTIFICATION4940-01-548-9064, SHOP EQUIPMENT, CONTACT MAINTENANCE
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 demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11B253017?
11B253017 is a BRACKET,MOUNTING.
What is the NSN for 11B253017?
11B253017 is cataloged in the U.S. Government catalog under NSN 5340-01-619-9124. 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.