The Bolt,shear, cataloged under National Stock Number 5306-01-329-7659, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-329-7659 |
| Primary Part Number | 03A099-4-10A |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.026 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| Head Height | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Fastener Length | 1.056 INCHES MINIMUM AND 1.086 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-83488,TY2 CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.460 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN |
| Thread Length | 0.446 INCHES NOMINAL IN |
| Material Document and Classification | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Width Between Flats | 0.318 INCHES NOMINAL IN |
| Grip Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | NICKEL ALLOY 718 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 |
|---|---|
| 03A099-4-10A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 03A099-4-10A | Huck International, Inc (USA) |
| 03A099-4-10A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 03A099-4-10A | Hi-Shear Corporation (USA) |
| 03A099-4-10A | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 03A099-4-10A PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| 03A099-4-10A | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 03A099-4-10A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| MB210-4-10A | 5/9 Secondary reference Hi-Shear Corporation |
| AIC1654-4-10A | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| VS3318-4-10A | 5/9 Secondary reference U.S. Government activity |
| 03A099-4-10A | 5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| SLB187-4-10A | 5/9 Secondary reference Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
| SII1182-4-10A | 5/9 Secondary reference Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries |
| 123710-4-10A | 5/9 Secondary reference U.S. Government activity |
| 03A099-4-10A | 5/2 Secondary reference U.S. Government activity |
| VS3318-4-10A | 5/9 Secondary reference Voi-Shan/chatsworth Div of Vsi Corp Sub of Fairchild Industries Inc |
| 03A099-4-10A | 5/9 Secondary reference U.S. Government activity |
| PBF1421-4-10A | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| DF33004-4-10A | 5/9 Secondary reference U.S. Government activity |
| X384-4-10A | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| SIT1182-4-10A | 5/9 Secondary reference Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries |
| DF33004-4-10A | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| X384-4-10A | 5/9 Secondary reference U.S. Government activity |
| VCG0016-4-10A | 5/9 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
NSN 5306-01-329-7659 is a Bolt,shear, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-329-7659 has 8 manufacturer part numbers on file: 03A099-4-10A (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 03A099-4-10A (Huck International, Inc), 03A099-4-10A (Sps Technologies, Llc Dba PB Fasteners), 03A099-4-10A (Hi-Shear Corporation), 03A099-4-10A (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 3 more.
Key specifications for 03A099-4-10A: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.026 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN. 22 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.