The Bolt,shoulder, cataloged under National Stock Number 5306-01-375-7129, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-375-7129 |
| Primary Part Number | 03A217-14D70 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Head Height | 0.500 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Fastener Length | 5.549 INCHES MINIMUM AND 5.560 INCHES MAXIMUM IN |
| Shoulder Length | 4.365 INCHES MINIMUM AND 4.385 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.998 INCHES MINIMUM AND 0.999 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.184 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.875 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 95000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 5.365 INCHES MINIMUM AND 5.419 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| 03A217-14D70 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| VS3364-14D70 | Howmet Global Fastening Systems Inc (USA) |
| AIC1699-14D70 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| PBF1416-14D70 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BA0017AC3-14C70 | Lfc Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 124231-14D70 | 3/2 Design control — primary reference U.S. Government activity |
| 03A217-14D70 | 5/9 Secondary reference Standard Engineering the |
| VS3364-14D70 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-375-7129 is a Bolt,shoulder, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-375-7129 has 5 manufacturer part numbers on file: 03A217-14D70 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), VS3364-14D70 (Howmet Global Fastening Systems Inc), AIC1699-14D70 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), PBF1416-14D70 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BA0017AC3-14C70 (Lfc Industries, Inc.).
Key specifications for 03A217-14D70: Head Height: 0.500 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN; Fastener Length: 5.549 INCHES MINIMUM AND 5.560 INCHES MAXIMUM IN; Shoulder Length: 4.365 INCHES MINIMUM AND 4.385 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 20 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.