The Bolt,shear, cataloged under National Stock Number 5306-01-352-2740, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-352-2740 |
| Primary Part Number | PBF1574-6-18 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Extended Washer Thickness | 0.044 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN |
| Head Height | 0.327 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN |
| Fastener Length | 1.817 INCHES MINIMUM AND 1.847 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.691 INCHES MINIMUM AND 0.701 INCHES MAXIMUM IN |
| Thread Length | 0.707 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5844 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5842 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | SPLINE EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.448 INCHES NOMINAL IN |
| Grip Diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 260000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | COBALT COMP MP-35-N OR COBALT ALLOY MP-159 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| PBF1574-6-18 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| SII1183-6-18 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 03A309-6-18 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 84167-6-18 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| SII1183-6-18 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| Reference | Meaning |
|---|---|
| VS3423-6-18 | 3/2 Design control — primary reference U.S. Government activity |
| 03A309-6-18 | 5/9 Secondary reference Edwards H D and Co |
NSN 5306-01-352-2740 is a Bolt,shear, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-352-2740 has 5 manufacturer part numbers on file: PBF1574-6-18 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), SII1183-6-18 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 03A309-6-18 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), 84167-6-18 (Sps Technologies, Llc Dba PB Fasteners), SII1183-6-18 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries).
Key specifications for PBF1574-6-18: Extended Washer Thickness: 0.044 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN; Head Height: 0.327 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN; Fastener Length: 1.817 INCHES MINIMUM AND 1.847 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 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.