The Screw,close Tolerance, cataloged under National Stock Number 5305-01-247-6837, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-247-6837 |
| Primary Part Number | HR203-5-16 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| GB510DE5-16 | Hi-Shear Corporation (USA) |
| GB510DE5-16 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HR203-5-16 PRIMARY | Hi-Shear Corporation (USA) |
| SCD1780-5-16 | Howmet Global Fastening Systems Inc (USA) |
| GB510DE5-16 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| HR203-5-16 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| GB510DE5-16 | Howmet Global Fastening Systems Inc (USA) |
| PBF1360-5-16 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 12995D-5-16 | 5/2 Secondary reference U.S. Government activity |
| GB510DE5-16 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| GB510DE5-16 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-247-6837 is a Screw,close Tolerance, manufactured by Hi-Shear Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-247-6837 has 8 manufacturer part numbers on file: GB510DE5-16 (Hi-Shear Corporation), GB510DE5-16 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HR203-5-16 (Hi-Shear Corporation), SCD1780-5-16 (Howmet Global Fastening Systems Inc), GB510DE5-16 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 3 more.
Key specifications for HR203-5-16: Part Name Assigned by Controlling Agency: SCREW,CLOSE TOLERANCE. 0 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.