The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-434-8146, 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 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-434-8146 |
| Primary Part Number | 14004-H-SS-.1875-12-SLD |
| 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 | 0.156 INCHES NOMINAL IN |
| Length | 0.1875 INCHES NOMINAL IN |
| Thread Length | 0.188 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 0.188 INCHES NOMINAL RIGHT EXTERNAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Thread Direction | RIGHT-HAND RIGHT EXTERNAL |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Nominal Thread Size | 0.112 INCHES RIGHT EXTERNAL IN |
| Nominal Thread Size | 0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Cross-Sectional Shape | HEXAGON |
| Material | STEEL CORROSION RESISTING OVERALL |
| Right Projection Diameter | 0.156 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL |
| Right Projection Length | 0.250 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 |
|---|---|
| 14004-H-SS-.1875-12-SLD PRIMARY | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA) |
| NA.00068 | Mistras Group, Inc. Dba Mistras Div Physical Acoustics; Ndt Automation; Vibrametrics (USA) |
| Reference | Meaning |
|---|---|
| 14004-H-SS-.187 | C/1 Advisory reference — outside the item-of-supply concept Accurate Screw Machine Corp Div Accurate Screw Machine Corporation |
NSN 5340-01-434-8146 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 5340-01-434-8146 has 2 manufacturer part numbers on file: 14004-H-SS-.1875-12-SLD (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation), NA.00068 (Mistras Group, Inc. Dba Mistras Div Physical Acoustics; Ndt Automation; Vibrametrics).
Key specifications for 14004-H-SS-.1875-12-SLD: Width Across Flats: 0.156 INCHES NOMINAL IN; Length: 0.1875 INCHES NOMINAL IN; Thread Length: 0.188 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN; Thread Length: 0.188 INCHES NOMINAL RIGHT EXTERNAL IN. 15 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.