The Spacer,sleeve, cataloged under National Stock Number 5365-01-172-2079, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-172-2079 |
| Primary Part Number | 123CSM10048-7 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Treatment Document and Classification | QQ-P-416,CL 2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Outside Diameter | 0.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.6257 INCHES MINIMUM AND 0.6264 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.4930 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Flange Width | 0.0570 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN |
| Material | STEEL COMP 4130 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 123CSM10048-7 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123CSM10048-7 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5365-01-172-2079 is a Spacer,sleeve, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-172-2079 has 1 manufacturer part number on file: 123CSM10048-7 (Northrop Grumman Systems Corporation).
Key specifications for 123CSM10048-7: Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: QQ-P-416,CL 2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Flange Outside Diameter: 0.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN; Body Outside Diameter: 0.6257 INCHES MINIMUM AND 0.6264 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.