Product Details | BLOCK CLAMP

5340-01-257-5231 A square or rectangular multipiece item designed to be attached to another object or structure. It must have one or more holes designed to surround and securely grip items such as electrical cables, conduits, pipes, tubes and/or hoses. It may have one or more holes designed to prevent snagging or chafing and provide support and/or guidance to moving cable passing through it. It may have an integral clamping feature. For items specifically designed to serve as a guide, see FAIRLEAD, BLOCK and FAIRLEAD SECTION, BLOCK. Excludes BRACKET, PIPE.20315600000534000005342000000

Part Alternates: 68A6908792015, 68A690879-2015, 68A690879-2015/2017/2019, 68A690879201520172019, 68A6908792017, 68A690879-2017, 68A6908792019, 68A690879-2019, 5340-01-257-5231, 01-257-5231, 5340012575231, 012575231

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 20 JUN 1987 01-257-5231

Drawings & Photos | NSN 5340-01-257-5231


Demand History | NSN 5340-01-257-5231

Part Number Request Date QTY Origin
68A690879-2015/2017/2019 2023-07-201 48 DIBBS
68A690879-2015/2017/2019 2022-03-90 52 DIBBS
68A690879-2015/2017/2019 2021-08-216 30 DIBBS
68A690879-2015/2017/2019 2021-06-180 33 DIBBS
68A690879-2015/2017/2019 2021-06-172 33 DIBBS
5340-01-257-5231 2016-04-118 81 DIBBS

Cross Reference | NSN 5340-01-257-5231

Part Number Cage Code Manufacturer
68A690879-2015 76301 BOEING COMPANY, THE DBA BOEING
68A690879-2015/2017/2019 03033 PLASTIFAB INCORPORATED
68A690879-2015/2017/2019 58870 PLASTIFAB INC DBA PLASTIFAB/LEED PLASTICS
68A690879-2015/2017/2019 76301 BOEING COMPANY, THE DBA BOEING
68A690879-2017 76301 BOEING COMPANY, THE DBA BOEING
68A690879-2019 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 5340-01-257-5231

Characteristic Specifications
MATERIAL PLASTIC
MATERIAL DOCUMENT AND CLASSIFICATION MIL-P-15035 MIL SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR 263 RECTANGULAR
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH 0.205 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
BLOCK HEIGHT 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FIRST AND SECOND CLAMPING HOLES 0.870 INCHES MINIMUM AND 0.874 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FIRST AND THIRD CLAMPING HOLES 0.600 INCHES MINIMUM AND 0.602 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FIRST AND FOURTH CLAMPING HOLES 2.133 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN FIRST AND FIFTH CLAMPING HOLES 3.060 INCHES MINIMUM AND 3.064 INCHES MAXIMUM
OVERALL LENGTH 3.560 INCHES MINIMUM AND 3.590 INCHES MAXIMUM
OVERALL WIDTH 0.500 INCHES NOMINAL
OVERALL HEIGHT 0.758 INCHES NOMINAL
MOUNTING FACILITY UNTHREADED HOLE
MOUNTING HOLE QUANTITY 2
CLAMPING HOLE QUANTITY 5
CLAMPING HOLE DIAMETER 0.391 INCHES MINIMUM AND 0.395 INCHES MAXIMUM SECOND HOLE 0.391 INCHES MINIMUM AND 0.395 INCHES MAXIMUM THIRD HOLE 0.391 INCHES MINIMUM AND 0.395 INCHES MAXIMUM FOURTH HOLE
SPECIAL FEATURES HAS 2 SLOTTED CLAMPING HOLES ON EACH END,LG 0.313 IN.,WIDTH 0.205 IN. TO 0.211 IN.
MANUFACTURERS CODE 76301
DESIGN CONTROL REFERENCE 68A690879-2015/2017/2019

Restrictions/Controls & Freight Information | NSN 5340-01-257-5231

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; 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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 095190 HARDWARE, NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code TG Warner-Robins Air Logistics Center
Robins AFB, GA 31098-5609
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5340-01-257-5231

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeFXTG:F-15 EAGLE
Price ValidationP The current standard price is the initial negotiated provisioned price.
  • This is the price paid by DoD for the item as the result of price negotiation of the Provisioned Item Order (PIO) or other initial negotiated price.
  • ZOP or Standard Price challenges are permissible but should be supported with adequate justification.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each