The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-00-944-1380, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 30 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-944-1380 |
| Primary Part Number | M23053/5-109-6 |
| Item Name | Insulation Sleeving,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Temp Rating | -55.0 CELSIUS AND 135.0 CELSIUS DEGC |
| Expanded Inside Diameter | 0.750 INCHES MINIMUM IN |
| Style Designator | SHRINKABLE |
| Flexibility | FLEXIBLE |
| Recovered Wall Thickness | 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Recovered Inside Diameter | 0.375 INCHES MAXIMUM IN |
| Heat Shrinkage Rating in Percent | 50.0 |
| Dielectric Material Voltage Rating Per Unit Thickness | 500.0 VOLTS PER MIL /0.001 INCH/ IN |
| Reliability Indicator | NOT ESTABLISHED |
| Color | BLUE |
| Environmental Protection | CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND WATER RESISTANT |
| Minimum Tensile Strength | 1500 POUNDS PER SQUARE INCH LBS |
| Material | PLASTIC CROSS-LINKED POLYOLEFIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| RNF100-19BLUE | Tyco Electronics Uk Ltd (GBR) |
| M23053/5-109-6 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| MMS809-6-3-4 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company Div Defense |
| SAE-AS23053/5 | 3/1 Design control — primary reference Sae International Dba Sae International |
| FIT-221-3/4BLUE | 5/9 Secondary reference U.S. Government activity |
| 065-001756-065 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| 48-00004-165 | 5/9 Secondary reference Raytheon Company |
| RNF-100-3/4-BU-SP | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 344636-9BLUE | 5/9 Secondary reference Raytheon Company Dba Raytheon Co |
| AMS-DTL-23053/5 | 5/9 Secondary reference U.S. Government activity |
| 1130389G44 | 5/9 Secondary reference L3harris Technologies, Inc. Dba Harris Corporation |
| 45-033344-68 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| GMS5-20-28-6 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| 59166-09 | 5/9 Secondary reference Saint-Gobain Performance Plastics Corporation Dba Saint Gobain Performance Plastics Corp Div Process Systems |
| ST-221-3/4IN BLUE | 5/9 Secondary reference Manhattan/cdt Cole-Flex |
| PENNTUBE V FLEXIBLE 3/4IN BLUE | 5/9 Secondary reference Saint-Gobain Performance Plastics Corporation Dba Saint Gobain Performance Plastics Corp Div Process Systems |
| RT8763-4IDBLUE | C/1 Advisory reference — outside the item-of-supply concept Te Connectivity Corporation Dba Raychem Product Division |
| Y00037-209 | 5/9 Secondary reference Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| VERSAFIT-3/4-6-SP | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| M23053/5-109-6 | 5/9 Secondary reference U.S. Government activity |
| SAE AMS-DTL-23053 | 5/1 Secondary reference Sae International Dba Sae International |
| MIL-I-23053/5 | 5/9 Secondary reference U.S. Government activity |
NSN 5970-00-944-1380 is a Insulation Sleeving,electrical, manufactured by Sae International Dba Sae International, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-944-1380 has 2 manufacturer part numbers on file: RNF100-19BLUE (Tyco Electronics Uk Ltd), M23053/5-109-6 (Sae International Dba Sae International).
7 possible matches (shared part number, not a government interchangeability claim): 5970-01-168-0626, 5970-01-527-3786, 5970-01-537-1905. Verify interchangeability with system specifications before substitution.
Key specifications for M23053/5-109-6: Temp Rating: -55.0 CELSIUS AND 135.0 CELSIUS DEGC; Expanded Inside Diameter: 0.750 INCHES MINIMUM IN; Style Designator: SHRINKABLE; Flexibility: FLEXIBLE. 13 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.