The Stuffing Tube, cataloged under National Stock Number 5975-01-462-7328, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-462-7328 |
| Primary Part Number | 320-6903490-AY-19-27 |
| Item Name | Stuffing Tube |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bend Angle | 90.0 DEGREES NOMINAL |
| Radius | 1.312 INCHES NOMINAL IN |
| Body Outside Diameter | 1.281 INCHES NOMINAL IN |
| Mounting Method | THREAD |
| Thread Length | 0.875 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Supplementary Features | NUCLEAR POWER PLANTS |
| Outside Recess Length | 0.125 INCHES NOMINAL IN |
| Style Designator | ELBOW |
| Distance From Center of Mounting End to Edge of Packing Chamber End | 1.750 INCHES NOMINAL IN |
| Packing Chamber Quantity | 2 |
| First Packing Chamber Length | 1.125 INCHES NOMINAL IN |
| Inside Diameter | 0.640 INCHES NOMINAL IN |
| First End Chamfer Depth | 0.125 INCHES NOMINAL IN |
| First Packing Chamber Inside Diameter | 1.125 INCHES NOMINAL IN |
| First End Chamfer Angle | 45.0 DEGREES NOMINAL |
| Bore Diameter | 0.750 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Outside Recess Width | 0.262 INCHES NOMINAL IN |
| Thickness | 0.156 INCHES NOMINAL 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 |
|---|---|
| 320-6903490-AY-19-27 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 9000S620274269-143 | 5/1 Secondary reference U.S. Government activity |
| 9000S620274269 | D/9 Drawing number reference only U.S. Government activity |
| 1990.3 SIZE C TYPE 67 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5975-01-462-7328 is a Stuffing Tube, manufactured by Naval Sea Systems Command, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-462-7328 has 1 manufacturer part number on file: 320-6903490-AY-19-27 (Naval Sea Systems Command).
Key specifications for 320-6903490-AY-19-27: Bend Angle: 90.0 DEGREES NOMINAL; Radius: 1.312 INCHES NOMINAL IN; Body Outside Diameter: 1.281 INCHES NOMINAL IN; Mounting Method: THREAD. 19 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.