The Insulation Sleeving,electrical,s, cataloged under National Stock Number 5970-01-203-7646, 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 Te Connectivity Corporation Dba Raychem Product Division. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5970-01-203-7646 |
| Primary Part Number | 234A621-4/42 |
| Item Name | Insulation Sleeving,electrical,s |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Te Connectivity Corporation Dba Raychem Product Division |
| Status | ACTIVE |
| Main Body Small End Inside Diameter | 0.210 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN |
| Main Body Small End Inside Diameter | 0.750 INCHES MINIMUM AS SUPPLIED IN |
| Temp Rating | -55.0 CELSIUS DEGC |
| Main Body Large End Inside Diameter | 1.110 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Main Body Large End Inside Diameter | 0.750 INCHES MINIMUM AS SUPPLIED IN |
| Style Designator | BOOT-RECTANGULAR-90 DEGREES |
| Flexibility | FLEXIBLE |
| Dielectric Material Voltage Rating Per Unit Thickness | 200.0 VOLTS PER MIL /0.001 INCH/ IN |
| Distance From Intersecting Centerlines to Edge of Small End | 1.210 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Color | BLACK |
| Environmental Protection | CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND SOLVENT RESISTANT AND WATER RESISTANT |
| Minimum Tensile Strength | 1200 POUNDS PER SQUARE INCH LBS |
| Material | PLASTIC CROSS-LINKED POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED |
| Distance From Centerline of Small End to Edge of Large End | 0.730 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| Main Body Wall Thickness | 0.040 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN |
| 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 |
|---|---|
| 234A621-4/42 PRIMARY | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| Reference | Meaning |
|---|---|
| 165023 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5970-01-203-7646 is a Insulation Sleeving,electrical,s, manufactured by Te Connectivity Corporation Dba Raychem Product Division, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-203-7646 has 1 manufacturer part number on file: 234A621-4/42 (Te Connectivity Corporation Dba Raychem Product Division).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-250-5564, 8415-01-732-1164. Verify interchangeability with system specifications before substitution.
Key specifications for 234A621-4/42: Main Body Small End Inside Diameter: 0.210 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN; Main Body Small End Inside Diameter: 0.750 INCHES MINIMUM AS SUPPLIED IN; Temp Rating: -55.0 CELSIUS DEGC; Main Body Large End Inside Diameter: 1.110 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN. 15 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.