The Bolt,shear, cataloged under National Stock Number 5306-01-356-4489, 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 20 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-356-4489 |
| Primary Part Number | 03A099-4-7 |
| 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 FASTENER |
| 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 | 0.869 INCHES MINIMUM AND 0.899 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED 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 | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | SPLINE EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.318 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN |
| Grip Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE 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 |
|---|---|
| SII1182-4-7 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| MB210-4-7 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 03A099-4-7 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| SLB187-4-7 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| MB210-4-7 | Hi-Shear Corporation (USA) |
| VCG0016-4-7 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| PBF1421-4-7 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| AIC1654-4-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 03A099-4-7 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 03A099-4-7 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| VS3318-4-7 | 5/9 Secondary reference Voi-Shan/chatsworth Div of Vsi Corp Sub of Fairchild Industries Inc |
| X384-4-7 | 5/9 Secondary reference U.S. Government activity |
| VS3318-4-7 | 5/2 Secondary reference U.S. Government activity |
| DF33004-4-7 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 123710-4-7 | 5/2 Secondary reference U.S. Government activity |
| X384-4-7 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| DF33004-4-7 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-356-4489 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 5306-01-356-4489 has 10 manufacturer part numbers on file: SII1182-4-7 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), MB210-4-7 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 03A099-4-7 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), SLB187-4-7 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), MB210-4-7 (Hi-Shear Corporation) and 5 more.
1 possible match (shared part number, not a government interchangeability claim): 3040-01-397-7835. Verify interchangeability with system specifications before substitution.
Key specifications for 03A099-4-7: Surface Finish: 32.0 MICROINCHES FASTENER; 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: 0.869 INCHES MINIMUM AND 0.899 INCHES MAXIMUM IN. 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.