The Catch,clamping, cataloged under National Stock Number 5340-01-131-9738, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-131-9738 |
| Primary Part Number | TL18003-125-218SA |
| Item Name | Catch,clamping |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BOLT |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PIN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BRACKET |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES SPRING |
| Design Type | CLAW ENGAGING |
| Engaging Surface Width | 0.485 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-5059 MIL SPEC ALL MATERIAL RESPONSES BOLT |
| Material Document and Classification | MIL-S05095 MIL SPEC ALL MATERIAL RESPONSES BRACKET |
| Material Document and Classification | MIL-W-6101 MIL SPEC SINGLE MATERIAL RESPONSE SPRING |
| Material Document and Classification | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES PIN |
| Features Provided | PADLOCK EYE |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Surface Treatment | PASSIVATE PIN |
| Surface Treatment | PASSIVATE BOLT |
| Surface Treatment | CADMIUM AND CHROMATE SPRING |
| Surface Treatment | PASSIVATE BRACKET |
| Hole Quantity | 4 |
| Operation Method | LEVER |
| Hole Diameter | 0.160 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| TL18003-125-218SA | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| 9M185A125-218 | The Boeing Company Div Defense (USA) |
| HK5L2413-125-218 | Ho-Ho-Kus, Inc (USA) |
| 20QRP21-125-218A | Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA) |
| Reference | Meaning |
|---|---|
| H2413-1-125-218 | 3/2 Design control — primary reference U.S. Government activity |
| TL18003-125-218SR | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
NSN 5340-01-131-9738 is a Catch,clamping, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-131-9738 has 4 manufacturer part numbers on file: TL18003-125-218SA (Howmet Global Fastening Systems Inc. Div Tridair Products), 9M185A125-218 (The Boeing Company Div Defense), HK5L2413-125-218 (Ho-Ho-Kus, Inc), 20QRP21-125-218A (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).
Key specifications for TL18003-125-218SA: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BOLT; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PIN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BRACKET. 20 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.