The Screw,close Tolerance, cataloged under National Stock Number 5305-00-083-2133, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-083-2133 |
| Primary Part Number | BM19045-35A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Fastener Length | 0.532 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.210 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN |
| Specification/standard Data | 26512-GB510N MANUFACTURERS STANDARD |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| 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 |
|---|---|
| BM19045-35A PRIMARY | Huck International, Inc (USA) |
| HT326-3-5 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| SFH22-3A5 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HT326-3-5 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| GB510N3A5 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| BM19045-35A | 5/9 Secondary reference U.S. Government activity |
| SFH22-3A5 | 5/9 Secondary reference Sps Technologies Inc |
| SFH22D3A5 | 3/2 Design control — primary reference U.S. Government activity |
| SFH22D3A5 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5305-00-083-2133 is a Screw,close Tolerance, manufactured by Huck International, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-083-2133 has 4 manufacturer part numbers on file: BM19045-35A (Huck International, Inc), HT326-3-5 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), SFH22-3A5 (Sps Technologies, Llc Dba PB Fasteners), HT326-3-5 (Hi-Shear Corporation).
Key specifications for BM19045-35A: Fastener Length: 0.532 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN; Surface Treatment Document and Classification: NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.210 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN; Specification/standard Data: 26512-GB510N MANUFACTURERS STANDARD. 7 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.