NSN 5970-00-754-7997 ASTRA 701, ASTRA701, NATVAR 261
Product Details | ELECTRICAL INSULATION SLEEVING
5970-00-754-7997 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, MILI631, MIL-I-631, TURBOLEX 76A, TURBOLEX76A, RESINITE EP6PC, RESINITEEP6PC, FLEXITE STANDARD, FLEXITESTANDARD, GLITEX 120, GLITEX120, 2671014P6, 267-1014P6, 3002, 9034331, 5970-00-754-7997, 00-754-7997, 5970007547997, 007547997
Electrical and Electronic Equipment Components | Electrical Insulators and Insulating Materials
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | 01 JAN 1962 | 00-754-7997 | 00867 ( INSULATION SLEEVING, ELECTRICAL ) |
Demand History | NSN 5970-00-754-7997
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| MILI631 | 2025-04-111 | 100 | US |
| 3002 | 2025-03-80 | 1 | US |
| NATVAR261 | 2019-08-241 | 14 | Turkey |
| 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 5970-00-754-7997
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 267-1014P6 | 3B150 | RAYTHEON TECHNICAL SERVICES COMPANY LLC |
| 267-1014P6 | 49956 | RAYTHEON COMPANY DBA RAYTHEON |
| 3002 | 20999 | 3M CO ADMININISTRATIVE ELECTRONIC & COMMUNICATIONS |
| 3002 | 75037 | MINNESOTA MINING AND MFG CO 3M COMPANY |
| 3002 | 76381 | 3M COMPANY DBA 3M |
| 9034331 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
| ASTRA 701 | 91094 | ESSEX GROUP INC SUFLEX/IWP DIV |
| FLEXITE STANDARD | 03890 | MARKEL CORP. |
| GLITEX 120 | 05178 | NALGE CO DIV OF SYBRON CORP |
| HYFLEX | 20999 | 3M CO ADMININISTRATIVE ELECTRONIC & COMMUNICATIONS |
| HYFLEX | 75037 | MINNESOTA MINING AND MFG CO 3M COMPANY |
| HYFLEX | 76381 | 3M COMPANY DBA 3M |
| MIL-I-631 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| NATVAR 261 | 96904 | HIGH VOLTAGE ENGINEERING CORP NATVAR CO DIV |
| RESINITE EP6PC | 14429 | BORDEN CHEMICAL CO RESINITE DEPT |
| SURCO B-5 | 90484 | ROCKBESTOS-SURPRENANT CABLE CORP |
| TURBOLEX 76A | 71124 | GENERAL CABLE INDUSTRIES, INC. DBA WILLIMANTIC, CT PLANT |
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Technical Data | NSN 5970-00-754-7997
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A2 NONSHRINKABLE |
| WALL THICKNESS | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| INSIDE DIAMETER | 0.875 INCHES MINIMUM AND 0.911 INCHES MAXIMUM |
| OVERALL LENGTH | ANY ACCEPTABLE |
| MATERIAL | PLASTIC, POLYVINYL CHLORIDE, MIL-I-631, TYPE F, FORM U, GRADE A, CLASS 1, CATEGORY 1 |
| COLOR | WHITE |
| 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 | 525.0 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 7/8 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 5970-00-754-7997
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | P | There 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item 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 | 658 | 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 | E | Engineer supplies, other than those listed under code B. |
| 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 5970-00-754-7997
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9G | Navy-owned stocks of defense general material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9G | Defense Supply Center Richmond Richmond, VA 23297 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |



