The Catch,flush, cataloged under National Stock Number 5340-01-219-8827, 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. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Item Name | Catch,flush |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Northrop Grumman Systems Corporation (CAGE 26512); Howmet Global Fastening Systems Inc. Div Tridair Products (CAGE 29372) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-219-8827 |
| Primary Part Number | TL18077-101 |
| Item Name | Catch,flush |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| GL510AY21 | Northrop Grumman Systems Corporation (USA) |
| TL18077-101 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 115127-1 | 5/2 Secondary reference U.S. Government activity |
| 15127-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-01-219-8827 is a Catch,flush, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-219-8827 has 2 manufacturer part numbers on file: GL510AY21 (Northrop Grumman Systems Corporation), TL18077-101 (Howmet Global Fastening Systems Inc. Div Tridair Products).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-409-1349. Verify interchangeability with system specifications before substitution.
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.