The Nut,sleeve, cataloged under National Stock Number 5310-01-468-5561, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-468-5561 |
| Primary Part Number | B313697 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Flange Diameter | 1.000 INCHES NOMINAL IN |
| Bearing Surface Finish | 125.0 MICROINCHES |
| Nut Length | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Thickness | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Length | 0.130 INCHES NOMINAL OVERALL IN |
| Material Document and Classification | QQ-S-763,TYPE 304 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.310 INCHES NOMINAL FIRST END IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Diameter | 0.500 INCHES NOMINAL IN |
| Counterbore Diameter | 0.280 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape | ROUND NUT |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | SLEEVE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| B313697 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| B313697 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 5310-01-468-5561 is a Nut,sleeve, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-468-5561 has 1 manufacturer part number on file: B313697 (Control Flow, Inc. Dba Control Flow Inc).
Key specifications for B313697: Flange Diameter: 1.000 INCHES NOMINAL IN; Bearing Surface Finish: 125.0 MICROINCHES; Nut Length: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 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.