The Stuffing Tube, cataloged under National Stock Number 5975-00-378-1609, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-00-378-1609 |
| Primary Part Number | 548638 |
| Item Name | Stuffing Tube |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Width Across Flats | 1.250 INCHES NOMINAL IN |
| Bore Length | 0.500 INCHES NOMINAL IN |
| Thread Relief Length | 0.107 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN |
| Body Outside Diameter | 1.375 INCHES NOMINAL IN |
| Mounting Method | THREAD |
| Criticality Code Justification | ADHM |
| Style Designator | PLAIN-SINGLE-SHALLOW |
| Size | 0.515 INCHES NOMINAL IN |
| Packing Chamber Quantity | 1 |
| First Packing Chamber Length | 1.172 INCHES NOMINAL IN |
| First End Chamfer Depth | 0.203 INCHES NOMINAL IN |
| First Packing Chamber Inside Diameter | 0.9098 INCHES MINIMUM AND 0.9188 INCHES MAXIMUM IN |
| Thread Class | 2A BOTH ENDS A |
| Thread Class | 2B FIRST END |
| Bore Diameter | 0.515 INCHES NOMINAL IN |
| Special Markings | B |
| Material | STEEL OVERALL |
| Distance From Outside Edge of First Packing Chamber to Edge of Mounting Flange | 1.375 INCHES NOMINAL IN |
| Second End Chamfer Angle | 45.0 DEGREES NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 548638 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 548638 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 4824-3113743PC548638 | 5/2 Secondary reference U.S. Government activity |
| 4824-3130086REVB | 5/2 Secondary reference U.S. Government activity |
| 4824-3113741REVAPC548638 | 5/2 Secondary reference U.S. Government activity |
| 4824-3113750PC548638 | 5/2 Secondary reference U.S. Government activity |
| 4824-3113744PC548638 | 5/2 Secondary reference U.S. Government activity |
| 4824-3113742PC548638 | 5/2 Secondary reference U.S. Government activity |
NSN 5975-00-378-1609 is a Stuffing Tube, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-00-378-1609 has 1 manufacturer part number on file: 548638 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 548638: Width Across Flats: 1.250 INCHES NOMINAL IN; Bore Length: 0.500 INCHES NOMINAL IN; Thread Relief Length: 0.107 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN; Body Outside Diameter: 1.375 INCHES NOMINAL IN. 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.