The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-392-1858, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Telemechanics Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-392-1858 |
| Primary Part Number | 121625 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Cross-Sectional Shape | HEXAGON |
| 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 |
|---|---|
| 121625 PRIMARY | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| 121625 | 5/9 Secondary reference At and T Corp |
| 121625 | 5/9 Secondary reference American Telephone and Telegraph Co |
NSN 5340-00-392-1858 is a Standoff,threaded,spacing, manufactured by Telemechanics Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-392-1858 has 1 manufacturer part number on file: 121625 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 6760-01-491-2028. Verify interchangeability with system specifications before substitution.
Key specifications for 121625: Cross-Sectional Shape: HEXAGON. 1 specification is 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.