NSN 2530-00-495-8640, 2530004958640
CUP,HYDRAULIC BRAKE CYLINDER

Federal Supply Classification: FSC 2530 - Vehicular Brake, Steering, Axle, Wheel, and Track Components
National Item Identification Number: NIIN 004958640
Codification Country: United States
Item Name Code: INC 11359
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 2530-00-495-8640

National Stock Number (NSN) 2530-00-495-8640, or NIIN 004958640, (cup,hydraulic brake cylinder) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 10 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 15 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 11359. [A CIRCULAR-SHAPED ITEM OF MOLDED SYNTHETIC OR NATURAL RUBBER DESIGNED SPECIFICALLY TO SEAL FLUID PRESSURE AND PREVENT LEAKAGE WITHIN THE CYLINDERS OF A VEHICULAR HYDRAULIC BRAKE SYSTEM. IT IS A COMPONENT OF CYLINDER ASSEMBLY, HYDRAULIC BRAKE, MASTER OR CYLINDER ASSEMBLY, HYDRAULIC BRAKE, WHEEL. EXCLUDES:CUP, COMPRESSION.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 2530004958640 contains an unknown precious metal.

This NSN is associated to Schedule B 8708300050: brakes and servo-brakes and parts, of motor vehicles of headings 8701 to 8705. The Schedule B End Use is listed as other parts and accessories of vehicles. NAICS classification category 336340: motor vehicle brake system manufacturing.

This information was last updated on May 01, 2024.

Technical Characteristics

ANGLE IN DEG: (ADVR) 60.0
BASE INSIDE PROJECTION: (AZDQ) NOT INCLUDED
BASE OUTSIDE DIAMETER: (AGQD) 1.160 INCHES MINIMUM AND 1.170 INCHES MAXIMUM
BASE THICKNESS: (ACYB) 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM
CUP PROTECTOR: (AZAP) NOT INCLUDED
FEATHERED LIP FEATURE: (AZDR) INCLUDED
LARGEST OUTSIDE DIAMETER: (AGWM) 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM
OUTER PERIPHERY BASE GROOVE: (AZDS) NOT INCLUDED
OVERALL LENGTH: (ABHP) 0.330 INCHES MINIMUM AND 0.340 INCHES MAXIMUM
MATERIAL: (MATT) RUBBER SYNTHETIC
MOUNTING METHOD: (AXGY) FLAT BASE
SEALING LIP LENGTH: (AZDT) 0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM
SIZE DESIGNATOR: (AJXE) 1-3/16 IN.
MATERIAL: (MATL) RUBBER, SYNTHETIC
III SIZE DESIGNATOR: (AJXE) 1-3/16 IN.