Product Details | ELECTRICAL INSULATION SLEEVING

5970-00-644-2581 A rigid or flexible tubing having uniform inside and outside diameters in the overall length. It is specifically designed to prevent any undesirable flow of current between conductors and other objects. Includes shrinkable type tubing, items in bulk and in specific fabricated lengths (cut to size). Excludes items not having rated electrical characteristics. Also excludes BUSHING, SLEEVE; CABLE NIPPLE, ELECTRICAL; CONDUIT (as modified); INSULATION SLEEVING, ELECTRICAL, SPECIAL PURPOSE; INSULATION SLEEVING, THERMAL; SLEEVE, MARKER, CABLE; SLEEVING, TEXTILE, ELECTRICAL; TUBING, GLASS; and TUBING, NONMETALLIC.

Part Alternates: ASTRA 701, ASTRA701, NATVAR 261, NATVAR261, SURCO B-5, SURCOB5, HYFLEX TRANSFLEX, HYFLEXTRANSFLEX, ITCO 919, ITCO919, MILI631, MIL-I-631, GLITEX 120, GLITEX120, 3002, 4151913Y, 415191-3Y, 80346681038, 8034668-1038, 5970-00-644-2581, 00-644-2581, 5970006442581, 006442581

Electrical and Electronic Equipment Components | Electrical Insulators and Insulating Materials

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-644-2581

Drawings & Photos | NSN 5970-00-644-2581


Demand History | NSN 5970-00-644-2581

Part Number Request Date QTY Origin
NATVAR261 2019-08-241 14 Turkey
MILI631 2018-08-240 1 US
MILI631 2017-05-129 1 United States
5970-00-644-2581 2014-10-288 16667 DIBBS
MILI631 2014-06-154 1100 US
MIL-I-631 2014-05-136 2893 US
MILI631 2013-10-275 1 United States
MILI631 2011-08-228 1 US
MILI631 2009-11-321 2 Yemen
5970-00-644-2581 2008-06-157 100 US
MILI631 2006-12-345 125 India
MILI631 2006-06-178 1 US

Cross Reference | NSN 5970-00-644-2581

Part Number Cage Code Manufacturer
3002 20999 3M CO ADMININISTRATIVE ELECTRONIC & COMMUNICATIONS
3002 75037 MINNESOTA MINING AND MFG CO 3M COMPANY
415191-3Y 80020 NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
8034668-1038 18876 U S ARMY AVIATION AND MISSILE COMMAND
ASTRA 701 91094 ESSEX GROUP INC SUFLEX/IWP DIV
GLITEX 120 05178 NALGE CO DIV OF SYBRON CORP
HYFLEX TRANSFLEX 20999 3M CO ADMININISTRATIVE ELECTRONIC & COMMUNICATIONS
HYFLEX TRANSFLEX 75037 MINNESOTA MINING AND MFG CO 3M COMPANY
ITCO 919 12509 INSULTAB, INC.
MIL-I-631 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
NATVAR 261 96904 HIGH VOLTAGE ENGINEERING CORP NATVAR CO DIV
SURCO B-5 90484 ROCKBESTOS-SURPRENANT CABLE CORP

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Technical Data | NSN 5970-00-644-2581

Characteristic Specifications
STYLE DESIGNATOR A2 NONSHRINKABLE
WALL THICKNESS 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM
INSIDE DIAMETER 0.162 INCHES MINIMUM AND 0.178 INCHES MAXIMUM
OVERALL LENGTH ANY ACCEPTABLE
MATERIAL PLASTIC, POLYVINYL CHLORIDE, MIL-I-631, TYPE F, FORM U, GRADE A, CLASS 1, CATEGORY 1
COLOR YELLOW
FLEXIBILITY FLEXIBLE
TEMP RATING -30.0 DEG CELSIUS AND 75.0 DEG CELSIUS
MINIMUM TENSILE STRENGTH 1800 POUNDS PER SQUARE INCH
DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS 700.0 VOLTS PER MIL /0.001 INCH/
ENVIRONMENTAL PROTECTION FLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT
RELIABILITY INDICATOR NOT ESTABLISHED
NONDEFINITIVE SPEC/STD DATA 1 CATEGORY AND I CLASS AND U FORM AND A GRADE AND 6 AWG SIZE AND UA SUBFORM AND F TYPE
DEPARTURE FROM CITED DESIGNATOR AS MODIFIED BY COLOR
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-I-631

Restrictions/Controls & Freight Information | NSN 5970-00-644-2581

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.
Category Code Description
NMF Description 103300 INSULATING MATERIAL NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 72D unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
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 5970-00-644-2581

Category Code Description
Materiel Category and Inventory ManagerQ Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
T
FT : Foot
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 CodeEHSX:ELECTRONIC COMPONENTS
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
T
FT : Foot
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
T
FT : Foot