The Screw,close Tolerance, cataloged under National Stock Number 5305-00-372-9982, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 15 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-00-372-9982 |
| Primary Part Number | HT4024L3-11 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Fastener Length | 1.079 INCHES MINIMUM AND 1.109 INCHES MAXIMUM IN |
| Thread Length | 0.381 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN |
| Material Document and Classification | 23-112 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | OVAL COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Grip Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HIGH-TORQUE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.296 INCHES MINIMUM AND 0.301 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 |
|---|---|
| ST3M455-3L11-1 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| ST3M455-3L11-1 | Heartland Precision Fasteners Inc (USA) |
| HT4024L3-11 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 11907-3L11-1 | Reid Products Inc. Dba Reid Products Inc (USA) |
| WC4024L3-11 | West Coast Aerospace, Inc. (USA) |
| HT4024L3-11 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M455-3L11-1 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| HT4024L3-11 PRIMARY | Huck International, Inc (USA) |
| ST3M455-3L11-1 | Houston Precision Fasteners I Lp (USA) |
| HT4024L3-11 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HT4024L3-11 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| HT4024L3-11 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HT4024L3-11 PRIMARY | Hi-Shear Corporation (USA) |
| HT4024L3-11 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| ST3M455-3L11-1 | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| Reference | Meaning |
|---|---|
| HT4024L3-11 | 5/9 Secondary reference Fastener Innovation Technology, Inc. Dba F I T |
| HT4024L3-11 | 5/9 Secondary reference West Coast Aerospace, Inc. |
| ST3M455-3L11-1 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HT4024L3-11 | 5/9 Secondary reference U.S. Government activity |
| HT4024L3-11 | 5/9 Secondary reference Sps Technologies Inc |
| 10125245 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HT4024L3-11 | 3/2 Design control — primary reference U.S. Government activity |
| HT4024L3-11 | 5/9 Secondary reference U.S. Government activity |
| HT4024L3-11 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5305-00-372-9982 is a Screw,close Tolerance, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-372-9982 has 15 manufacturer part numbers on file: ST3M455-3L11-1 (Fastener Innovation Technology, Inc. Dba F I T), ST3M455-3L11-1 (Heartland Precision Fasteners Inc), HT4024L3-11 (Sps Technologies, Llc Dba PB Fasteners), 11907-3L11-1 (Reid Products Inc. Dba Reid Products Inc), WC4024L3-11 (West Coast Aerospace, Inc.) and 10 more.
1 possible match (shared part number, not a government interchangeability claim): 5905-00-642-5025. Verify interchangeability with system specifications before substitution.
Key specifications for HT4024L3-11: Fastener Length: 1.079 INCHES MINIMUM AND 1.109 INCHES MAXIMUM IN; Thread Length: 0.381 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN; Material Document and Classification: 23-112 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.190 INCHES IN. 17 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.