The Nut,sleeve, cataloged under National Stock Number 5310-01-280-6766, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Rc Displays Systems. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-280-6766 |
| Primary Part Number | 32126-1 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rockwell Collins, Inc. Dba Rc Displays Systems |
| Status | ACTIVE |
| Flange Diameter | 0.475 INCHES NOMINAL IN |
| Nut Length | 0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-13924,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Thickness | 0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hardness Rating | 55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | QQ-S-763,COND A FED SPEC 1ST MATERIAL RESPONSE OR AMS 5630 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.155 INCHES MINIMUM AND 0.165 INCHES MAXIMUM FIRST END IN |
| Nut Counterbore Depth | 0.425 INCHES MINIMUM AND 0.435 INCHES MAXIMUM SECOND END IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Diameter | 0.3747 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.200 INCHES MINIMUM AND 0.206 INCHES MAXIMUM FIRST END IN |
| Counterbore Diameter | 0.217 INCHES MINIMUM AND 0.223 INCHES MAXIMUM SECOND END IN |
| Cross-Sectional Shape | ROUND OVERALL |
| Surface Treatment | OXIDE OVERALL |
| Countersink Angle | 45.0 DEGREES NOMINAL SECOND END |
| Nut Style | SLEEVE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 440C 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 |
|---|---|
| 32126-1 PRIMARY | Rockwell Collins, Inc. Dba Rc Displays Systems (USA) |
NSN 5310-01-280-6766 is a Nut,sleeve, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-280-6766 has 1 manufacturer part number on file: 32126-1 (Rockwell Collins, Inc. Dba Rc Displays Systems).
Key specifications for 32126-1: Flange Diameter: 0.475 INCHES NOMINAL IN; Nut Length: 0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Flange Thickness: 0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN. 21 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.