The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-321-8684, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Accurate Screw Machine Corp Div Accurate Screw Machine Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-321-8684 |
| Primary Part Number | 14040-H-SS-2.125-12 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation |
| Status | ACTIVE |
| Width Across Flats | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Length | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| 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 |
|---|---|
| 14040-H-SS-2.125-12 PRIMARY | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA) |
| Reference | Meaning |
|---|---|
| 84000707-009 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-01-321-8684 is a Standoff,threaded,spacing, manufactured by Accurate Screw Machine Corp Div Accurate Screw Machine Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-321-8684 has 1 manufacturer part number on file: 14040-H-SS-2.125-12 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).
Key specifications for 14040-H-SS-2.125-12: Width Across Flats: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Length: 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN; Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD; Cross-Sectional Shape: HEXAGON. 4 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.