The Nut,blind Assembly, cataloged under National Stock Number 5310-01-491-9884, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hickok W O Mfg Co the. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-491-9884 |
| Primary Part Number | BN516-820-6 |
| Item Name | Nut,blind Assembly |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hickok W O Mfg Co the |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE I,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| Mounting Style | FLUSH FLANGEFLUSH FLANGE |
| Material Document and Classification | QQ-S-763,TYPE 304 OR 305 FED SPEC SINGLE MATERIAL RESPONSE BASE |
| Material Document and Classification | QQ-S-763,TYPE 431 FED SPEC SINGLE MATERIAL RESPONSE NUT |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES0.500 INCHES IN |
| Nut Diameter | 0.643 INCHES NOMINAL0.643 INCHES NOMINAL IN |
| Sleeve Diameter | 0.651 INCHES MINIMUM AND 0.651 INCHES MINIMUM AND 0.654 INCHES MAXIMUM0.654 INCHES MAXIMUM IN |
| Nut Height | 0.614 INCHES NOMINAL0.614 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM NUT |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 2020 |
| Material | STEEL COMP 304 OR STEEL COMP 305 BASE |
| Material | STEEL COMP 431 NUT |
| 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 |
|---|---|
| BN516-820-6 PRIMARY | Hickok W O Mfg Co the (USA) |
| Reference | Meaning |
|---|---|
| BN516 | D/9 Drawing number reference only Hickok W O Mfg Co the |
NSN 5310-01-491-9884 is a Nut,blind Assembly, manufactured by Hickok W O Mfg Co the, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-491-9884 has 1 manufacturer part number on file: BN516-820-6 (Hickok W O Mfg Co the).
Key specifications for BN516-820-6: Surface Treatment Document and Classification: QQ-P-416,TYPE I,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF); Mounting Style: FLUSH FLANGEFLUSH FLANGE; Material Document and Classification: QQ-S-763,TYPE 304 OR 305 FED SPEC SINGLE MATERIAL RESPONSE BASE. 15 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.