The Screw,close Tolerance, cataloged under National Stock Number 5305-01-323-4154, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-323-4154 |
| Primary Part Number | PBF1355C3-3D |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Head Height | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Fastener Length | 0.536 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.363 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| Grip Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | TORQUE-SET RIBBED |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.410 INCHES MINIMUM AND 0.460 INCHES MAXIMUM FIRST HOLE IN |
| Head Diameter | 0.360 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| 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 |
|---|---|
| PBF1355C3-3D PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| HR217C3-3D PRIMARY | Hi-Shear Corporation (USA) |
| HR217C3-3D | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| AM2800C3D-3 | 5/9 Secondary reference Aero Mechanical Fastening Systems Inc |
| GB511DU3C3D | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| GB511DU3C3D | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| GB511DU3C3D | 5/9 Secondary reference Aero Mechanical Fastening Systems Inc |
| 122966CDH-3 | 5/1 Secondary reference U.S. Government activity |
| GB511DU3C3D | 3/2 Design control — primary reference U.S. Government activity |
| GB511DU | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
| MATP111CD3-3 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
NSN 5305-01-323-4154 is a Screw,close Tolerance, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-323-4154 has 3 manufacturer part numbers on file: PBF1355C3-3D (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), HR217C3-3D (Hi-Shear Corporation), HR217C3-3D (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for PBF1355C3-3D: Head Height: 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Fastener Length: 0.536 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.363 INCHES NOMINAL IN. 17 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.