The Insert,screw Thread, cataloged under National Stock Number 5325-01-070-4478, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5325-01-070-4478 |
| Primary Part Number | KNH524 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | CANCELLED |
| Nominal Thread Size | 0.312 INCHES IN |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Style Designator | KEYLOCK |
| Material | STEEL COMP 302 OVERALL |
| Thread Series Designator | UNF |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Insert Size | 0.500 |
| Internal Thread Relief Depth | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Length | 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN |
| Thread Length | 0.367 INCHES NOMINAL IN |
| Full Internal Thread Length | 0.357 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 24 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| KNH524 | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| KNH524 | Fairchild Fasteners Uk Ltd (GBR) |
| KH9905-5 | Howmet Global Fastening Systems Inc. Div Microdot Products (USA) |
| CL-51624-SKS | Carr Lane Manufacturing Co (USA) |
| 26103 | Jergens Inc Div Tooling Components Division (USA) |
| KNH524J | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| NAS51395C5 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 1660165PC8 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| KH9905-5DL | Howmet Global Fastening Systems Inc. Div Microdot Products (USA) |
| KNH524DFL | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| MS51831-203 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| KH9905-5 | Howmet Global Fastening Systems Inc (USA) |
| KNH524 | Fairchild Fasteners Europe - Camloc Gmbh (DEU) |
| NAS1395C5 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
NSN 5325-01-070-4478 is a Insert,screw Thread, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325 (No Item Name Available). Status: cancelled.
NSN 5325-01-070-4478 has 14 cross-referenced part numbers: KNH524 (Howmet Global Fastening Systems Inc. Div Tridair Products), KNH524 (Fairchild Fasteners Uk Ltd), KH9905-5 (Howmet Global Fastening Systems Inc. Div Microdot Products), CL-51624-SKS (Carr Lane Manufacturing Co), 26103 (Jergens Inc Div Tooling Components Division) and 9 more.
There are 7 known substitutes for 5325-01-070-4478: 6640-00-107-1980, 5110-00-186-4205, 3040-00-623-4792 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for KNH524: Nominal Thread Size: 0.312 INCHES IN; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: PASSIVATE OVERALL; Style Designator: KEYLOCK. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5325-01-070-4478 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.