The Insert,screw Thread, cataloged under National Stock Number 5325-00-419-3323, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-419-3323 |
| Primary Part Number | KNKDL624J |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Length | 0.650 INCHES NOMINAL IN |
| Insert Size | 0.750-16 |
| Style Designator | KEYLOCK |
| Material Document and Classification | MIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Internal Thread Relief Depth | 0.200 INCHES NOMINAL IN |
| Full Internal Thread Length | 0.450 INCHES NOMINAL IN |
| Material | STEEL COMP 4130 OVERALL |
| 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 |
|---|---|
| NV-STD-253-7 | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems (USA) |
| KNKDL624J PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| KNKDL624J | Fairchild Fasteners Europe - Camloc Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 11040975-1 | 5/9 Secondary reference Lockheed Martin Corporation |
| KNKDL624 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
| 6510696 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 715658-318 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5325-00-419-3323 is a Insert,screw Thread, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-419-3323 has 3 manufacturer part numbers on file: NV-STD-253-7 (Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems), KNKDL624J (Howmet Global Fastening Systems Inc. Div Tridair Products), KNKDL624J (Fairchild Fasteners Europe - Camloc Gmbh).
Key specifications for KNKDL624J: Length: 0.650 INCHES NOMINAL IN; Insert Size: 0.750-16; Style Designator: KEYLOCK; Material Document and Classification: MIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 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.