The Stuffing Tube, cataloged under National Stock Number 5975-01-408-3939, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Glenair, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-408-3939 |
| Primary Part Number | ES6977-03 |
| Item Name | Stuffing Tube |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Glenair, Inc. |
| Status | ACTIVE |
| Surface Treatment | CADMIUM AND NICKEL OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| 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 |
|---|---|
| S3639-04-34 | Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc (USA) |
| ES6977-03 PRIMARY | Glenair, Inc. (USA) |
| Reference | Meaning |
|---|---|
| ES6977-03 | 5/2 Secondary reference U.S. Government activity |
| G9338B-3FN | 3/9 Design control — primary reference Glenair, Inc. |
| ES6977-03 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
NSN 5975-01-408-3939 is a Stuffing Tube, manufactured by Glenair, Inc., classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-408-3939 has 2 manufacturer part numbers on file: S3639-04-34 (Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc), ES6977-03 (Glenair, Inc.).
Key specifications for ES6977-03: Surface Treatment: CADMIUM AND NICKEL OVERALL; Material: ALUMINUM ALLOY OVERALL. 2 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.