The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-400-3813, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-400-3813 |
| Primary Part Number | 6406777 FIND #92 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Length | 9.985 INCHES MINIMUM AND 10.000 INCHES MAXIMUM IN |
| Thread Length | 0.620 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 0.620 INCHES MINIMUM RIGHT INTERNAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Material Document and Classification | ASTM D4020 TY UHMW-PE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Nominal Thread Size | 0.312 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.312 INCHES RIGHT INTERNAL IN |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Class | 2B RIGHT INTERNAL |
| Thread Quantity Per Inch | 18 RIGHT INTERNAL |
| Thread Quantity Per Inch | 18 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | PLASTIC OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL |
| 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 |
|---|---|
| 6406777 FIND #92 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 585-6406777-92 | 5/9 Secondary reference Naval Sea Systems Command |
| 585-6406777 ASS Y 92 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5340-01-400-3813 is a Standoff,threaded,spacing, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-400-3813 has 1 manufacturer part number on file: 6406777 FIND #92 (Naval Sea Systems Command).
Key specifications for 6406777 FIND #92: Length: 9.985 INCHES MINIMUM AND 10.000 INCHES MAXIMUM IN; Thread Length: 0.620 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN; Thread Length: 0.620 INCHES MINIMUM RIGHT INTERNAL IN; Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS. 16 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.