The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-497-7887, 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 8 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-497-7887 |
| Primary Part Number | 1120H-SS.281-12 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation |
| Status | ACTIVE |
| Length | 0.281 INCHES NOMINAL IN |
| Thread Pitch in Millimeters | 4.0 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Pitch in Millimeters | 4.0 RIGHT INTERNAL |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Cross-Sectional Shape | HEXAGON |
| Thread Quantity Per Inch | 40 RIGHT INTERNAL |
| Thread Quantity Per Inch | 40 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | STEEL CORROSION RESISTING STANDOFF |
| 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 |
|---|---|
| 1120H-SS.281-12 PRIMARY | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA) |
NSN 5340-01-497-7887 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 5340-01-497-7887 has 1 manufacturer part number on file: 1120H-SS.281-12 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).
Key specifications for 1120H-SS.281-12: Length: 0.281 INCHES NOMINAL IN; Thread Pitch in Millimeters: 4.0 LEFT INTERNAL (INCLUDES THRU THREAD); Thread Pitch in Millimeters: 4.0 RIGHT INTERNAL; Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS. 8 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.