The Grommet,metallic, cataloged under National Stock Number 5325-01-317-7436, 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 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5325-01-317-7436 |
| Primary Part Number | CA21038-4-2 |
| Item Name | Grommet,metallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| 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 |
| Flange Outside Diameter | 0.485 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Washer Style | FLAT |
| Surface Treatment | PASSIVATE OVERALL |
| Barrel Outside Diameter | 0.307 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| Material | STEEL COMP 304 OR STEEL COMP 302 OVERALL |
| Flange Style | FLANGE |
| Barrel Style | STRAIGHT ROUND TYPE |
| Barrel Height | 0.130 INCHES MINIMUM AND 0.140 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 |
|---|---|
| CA21038-4-2 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 82631-1 | 5/9 Secondary reference United Technologies Corp Hamilton Sundstrand Corp |
| 82631-1 | 7/2 Vendor item drawing reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 5325-01-317-7436 is a Grommet,metallic, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-317-7436 has 1 manufacturer part number on file: CA21038-4-2 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA21038-4-2: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Flange Outside Diameter: 0.485 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Washer Style: FLAT. 10 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.