The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-349-0811, 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 19 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-349-0811 |
| Primary Part Number | 03A098-7D18 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Head Height | 0.247 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN |
| Fastener Length | 1.609 INCHES MINIMUM AND 1.639 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.599 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.437 INCHES IN |
| Head Style | SPLINE DRIVE SHEAR HEAD |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.708 INCHES NOMINAL IN |
| Grip Diameter | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.491 INCHES MINIMUM AND 1.511 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 |
|---|---|
| 123709-7D18 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| MB209-7D18 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 03A098-7D18 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| VCJ0001-7D18 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 03A098-7D18 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| SII1188-7D18 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| MB209-7D18 | Hi-Shear Corporation (USA) |
| AIC1653-7D18 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| PBF1420-7D18 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 123709-7D18 | 5/2 Secondary reference U.S. Government activity |
| VS3319-7D18 | 5/9 Secondary reference U.S. Government activity |
| X409-7D18 | 5/9 Secondary reference U.S. Government activity |
| DF33003-7D18 | 5/9 Secondary reference U.S. Government activity |
| DF33003-7D18 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5306-01-349-0811 is a Bolt,close Tolerance, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-349-0811 has 9 manufacturer part numbers on file: 123709-7D18 (Sps Technologies, Llc Dba PB Fasteners), MB209-7D18 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 03A098-7D18 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), VCJ0001-7D18 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 03A098-7D18 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems) and 4 more.
Key specifications for 03A098-7D18: Head Height: 0.247 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN; Fastener Length: 1.609 INCHES MINIMUM AND 1.639 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.599 INCHES NOMINAL IN. 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.