The Standoff,threaded,snap-in, cataloged under National Stock Number 5340-01-493-3379, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Skylock Industries. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-493-3379 |
| Primary Part Number | 20213-1 |
| Item Name | Standoff,threaded,snap-in |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Skylock Industries |
| Status | ACTIVE |
| Flange Width Across Flats | 1.500 INCHES NOMINAL IN |
| Corner Radius | 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN |
| Length | 0.880 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-6625, TYPE II MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF |
| Surface Treatment Document and Classification | MIL-STD-171, T5.4.1 MIL STD SINGLE TREATMENT RESPONSE INSERT |
| Flange Hole Quantity | 2 |
| Flange Thickness | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.880 INCHES NOMINAL RIGHT EXTERNAL IN |
| Style Designator | FLANGED RIGHT EXTERNAL THREADS |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE INSERT |
| Thread Direction | RIGHT-HAND RIGHT EXTERNAL |
| Nominal Thread Size | 0.1640 INCHES RIGHT EXTERNAL IN |
| Surface Treatment | PASSIVATE INSERT |
| Surface Treatment | ANODIZE STANDOFF |
| Thread Class | 3A RIGHT EXTERNAL A |
| Thread Quantity Per Inch | 32 RIGHT EXTERNAL |
| Material | ALUMINUM ALLOY 6061 STANDOFF |
| Material | STEEL COMP 303 INSERT |
| Thread Series Designator | UNJC RIGHT EXTERNAL |
| Hole Diameter | 0.093 INCHES NOMINAL 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 |
|---|---|
| 20213-1 PRIMARY | Skylock Industries (USA) |
| Reference | Meaning |
|---|---|
| 9D0215-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-493-3379 is a Standoff,threaded,snap-in, manufactured by Skylock Industries, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-493-3379 has 1 manufacturer part number on file: 20213-1 (Skylock Industries).
Key specifications for 20213-1: Flange Width Across Flats: 1.500 INCHES NOMINAL IN; Corner Radius: 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN; Length: 0.880 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-6625, TYPE II MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF. 21 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.