The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-260-0690, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-260-0690 |
| Primary Part Number | 61-2904-3 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Width Across Flats | 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Length | 0.750 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Style Designator | INTERNALLY THREADED FULL LENGTH |
| Material Document and Classification | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| Specification/standard Data | 80205-NAS1786 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Cross-Sectional Shape | HEXAGON |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Material | STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| 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 |
|---|---|
| 61-2904-3 | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| NAS1786-06-12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-260-0690 is a Standoff,threaded,spacing, manufactured by Grimes Aerospace Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-260-0690 has 1 manufacturer part number on file: 61-2904-3 (Grimes Aerospace Company).
Key specifications for 61-2904-3: Width Across Flats: 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN; Length: 0.750 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL; Style Designator: INTERNALLY THREADED FULL LENGTH. 9 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.