The Screw,close Tolerance, cataloged under National Stock Number 5305-01-517-4331, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-517-4331 |
| Primary Part Number | LE111-0024-0004 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Head Height | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Fastener Length | 0.468 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN |
| Thread Length | 0.232 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Grip Diameter | 0.1095 INCHES MINIMUM AND 0.1115 INCHES MAXIMUM IN |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNJC |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM 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 |
|---|---|
| SC2176TE04-0004 | Howmet Global Fastening Systems Inc (USA) |
| PBF1376-0004 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| LE111-0024-0004 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| SII-1085-0004 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| FIT111-0024-0004 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| AIC4037E04-0004 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| LE111-0024-0004 | 5/9 Secondary reference U.S. Government activity |
| 123178E04T-0004 | 5/2 Secondary reference U.S. Government activity |
| LE111-0024 | 7/2 Vendor item drawing reference The Boeing Company Div Legacy Am&m |
NSN 5305-01-517-4331 is a Screw,close Tolerance, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-517-4331 has 6 manufacturer part numbers on file: SC2176TE04-0004 (Howmet Global Fastening Systems Inc), PBF1376-0004 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), LE111-0024-0004 (The Boeing Company Div Legacy Am&m), SII-1085-0004 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), FIT111-0024-0004 (Fastener Innovation Technology, Inc. Dba F I T) and 1 more.
Key specifications for LE111-0024-0004: Head Height: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Fastener Length: 0.468 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN; Thread Length: 0.232 INCHES NOMINAL IN; Nominal Thread Diameter: 0.112 INCHES IN. 14 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.