The Screw,close Tolerance, cataloged under National Stock Number 5305-01-351-5121, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-351-5121 |
| Primary Part Number | 3M707-5-11-7-1 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Fastener Length | 1.111 INCHES MINIMUM AND 1.141 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.438 INCHES NOMINAL IN |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | OVAL COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Grip Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | HIGH-TORQUE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.4689 INCHES MINIMUM AND 0.4739 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 |
|---|---|
| HT4041-5-11M7 | Plastic Sealing Corp (USA) |
| 3M707-5-11-7-1 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HT4041-5-11M7 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HT4041-5-11M7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 11873-5-11-7-1 | Reid Products Inc. Dba Reid Products Inc (USA) |
| HT4041-5-11M7 | Hi-Shear Corporation (USA) |
| 3M707-5-11-7-1 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| HT4041-5-11M7 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 10113721 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 3M707-5-11-7-1 | 5/2 Secondary reference U.S. Government activity |
| HT4041-5-11M7 | 5/9 Secondary reference U.S. Government activity |
| HT4041-5-11M7 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| HT4041-5-11M7 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-351-5121 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-351-5121 has 7 manufacturer part numbers on file: HT4041-5-11M7 (Plastic Sealing Corp), 3M707-5-11-7-1 (Fastener Innovation Technology, Inc. Dba F I T), HT4041-5-11M7 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HT4041-5-11M7 (Sps Technologies, Llc Dba PB Fasteners), 11873-5-11-7-1 (Reid Products Inc. Dba Reid Products Inc) and 2 more.
Key specifications for 3M707-5-11-7-1: Fastener Length: 1.111 INCHES MINIMUM AND 1.141 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.438 INCHES NOMINAL IN; Material Document and Classification: AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.