The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-077-1828, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Secs Inc. Government technical data includes 4 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-077-1828 |
| Primary Part Number | 8399-SS-1027-7 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Secs Inc |
| Status | ACTIVE |
| Width Across Flats | 0.311 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Length | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Style Designator | INTERNALLY THREADED FULL LENGTH |
| 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 |
|---|---|
| 12265524-23 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 8399-SS-1027-7 PRIMARY | Secs Inc (USA) |
NSN 5340-01-077-1828 is a Standoff,threaded,spacing, manufactured by Secs Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-077-1828 has 2 manufacturer part numbers on file: 12265524-23 (U S Army Tank Automotive Command Amsta-Im-Mm), 8399-SS-1027-7 (Secs Inc).
Key specifications for 8399-SS-1027-7: Width Across Flats: 0.311 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Length: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN; Style Designator: INTERNALLY THREADED FULL LENGTH; 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.