Product Details | ELECTRICAL INSULATION SLEEVING

5970-00-879-0525 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 361, NATVAR361, SYNTHOLVAR, HYFLEX TRANSFLEX, HYFLEXTRANSFLEX, MILI631, MIL-I-631, MILI7444, MIL-I-7444, GLITEX 120, GLITEX120, TURBOLEX 76A, TURBOLEX76A, 17I172711, 17-I-1727-11, 3002, 8383100289, 8383100-289, 8410791, 5970-00-879-0525, 00-879-0525, 5970008790525, 008790525

Electrical and Electronic Equipment Components | Electrical Insulators and Insulating Materials

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1962 00-879-0525

Drawings & Photos | NSN 5970-00-879-0525


Demand History | NSN 5970-00-879-0525

Part Number Request Date QTY Origin
5970-00-879-0525 2023-09-269 8 DIBBS
MILI631 2018-08-240 1 US
5970-00-879-0525 2018-08-221 24 United States
MILI631 2017-05-129 1 United States
MILI631 2014-06-154 1100 US
MIL-I-631 2014-05-136 2893 US
MILI631 2013-10-275 1 United States
5970-00-879-0525 2013-07-204 589 DIBBS
MILI631 2011-08-228 1 US
5970-00-879-0525 2011-05-126 1000 DIBBS
5970-00-879-0525 2011-03-86 1 DIBBS
5970-00-879-0525 2011-03-86 2 DIBBS
5970-00-879-0525 2010-12-338 1000 DIBBS
MILI631 2009-11-321 2 Yemen
MILI631 2006-12-345 125 India
MILI631 2006-06-178 1 US

Cross Reference | NSN 5970-00-879-0525

Part Number Cage Code Manufacturer
17-I-1727-11 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
3002 20999 3M CO ADMININISTRATIVE ELECTRONIC & COMMUNICATIONS
3002 75037 MINNESOTA MINING AND MFG CO 3M COMPANY
8383100-289 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
8410791 19204 ARMY UNITED STATES DEPARTMENT OF THE
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
MIL-I-631 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-I-7444 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
NATVAR 361 96904 HIGH VOLTAGE ENGINEERING CORP NATVAR CO DIV
SYNTHOLVAR 79074 VARFLEX CORPORATION DBA ELECTRICAL INSULATING SLEEVING
TURBOLEX 76A 71124 GENERAL CABLE INDUSTRIES, INC. DBA WILLIMANTIC, CT PLANT

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Technical Data | NSN 5970-00-879-0525

Characteristic Specifications
STYLE DESIGNATOR A2 NONSHRINKABLE
WALL THICKNESS 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM
INSIDE DIAMETER 0.289 INCHES MINIMUM AND 0.311 INCHES MAXIMUM
OVERALL LENGTH ANY ACCEPTABLE
MATERIAL PLASTIC, MIL-I-631, TYPE F, FORM U, SUBFORM UA, GRADE B, CLASS 1, CATEGORY 1
COLOR CLEAR
FLEXIBILITY FLEXIBLE
TEMP RATING -46.0 DEG CELSIUS AND 70.0 DEG CELSIUS
MINIMUM TENSILE STRENGTH 1450 POUNDS PER SQUARE INCH
DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS 650.0 VOLTS PER MIL /0.001 INCH/
ENVIRONMENTAL PROTECTION FLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT AND COLD RESISTANT AND CRACK RESISTANT
RELIABILITY INDICATOR NOT ESTABLISHED
NONDEFINITIVE SPEC/STD DATA 1 CATEGORY AND I CLASS AND U FORM AND B GRADE AND 1 AWG SIZE AND UA SUBFORM AND F TYPE
DEPARTURE FROM CITED DOCUMENT AS MOD BY COLOR
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-I-631

Restrictions/Controls & Freight Information | NSN 5970-00-879-0525

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 5970-00-879-0525

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
T
FT : Foot
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
T
FT : Foot