Product Details | ELECTRICAL INSULATION SLEEVING

5970-00-644-2588 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, ITCO 919, ITCO919, MILI631, MIL-I-631, GLITEX 120, GLITEX120, 3002, 8034668353, 8034668-353, 5970-00-644-2588, 00-644-2588, 5970006442588, 006442588

Electrical and Electronic Equipment Components | Electrical Insulators and Insulating Materials

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-644-2588

Drawings & Photos | NSN 5970-00-644-2588


Demand History | NSN 5970-00-644-2588

Part Number Request Date QTY Origin
MILI631 2018-08-240 1 US
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
MILI631 2011-08-228 1 US
MILI631 2009-11-321 2 Yemen
MILI631 2006-12-345 125 India
MILI631 2006-06-178 1 US

Cross Reference | NSN 5970-00-644-2588

Part Number Cage Code Manufacturer
3002 20999 3M CO ADMININISTRATIVE ELECTRONIC & COMMUNICATIONS
3002 75037 MINNESOTA MINING AND MFG CO 3M COMPANY
8034668-353 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 361 96904 HIGH VOLTAGE ENGINEERING CORP NATVAR CO DIV
SYNTHOLVAR 79074 VARFLEX CORPORATION DBA ELECTRICAL INSULATING SLEEVING

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Technical Data | NSN 5970-00-644-2588

Characteristic Specifications
STYLE DESIGNATOR A2 NONSHRINKABLE
WALL THICKNESS 0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM
INSIDE DIAMETER 0.375 INCHES MINIMUM AND 0.399 INCHES MAXIMUM
OVERALL LENGTH ANY ACCEPTABLE
MATERIAL PLASTIC, POLYVINYL CHLORIDE, MIL-I-631, TYPE F, FORM U, SUBFORM UA, GRADE B, CLASS 1
COLOR BLACK
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 580.0 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 3/8 IN. 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 5970-00-644-2588

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 5970-00-644-2588

Category Code Description
Cognizance Codes9GNavy-owned stocks of defense general material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9GDefense Supply Center Richmond
Richmond, VA 23297
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative