The Standoff,threaded,snap-in, cataloged under National Stock Number 5340-01-622-9551, 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 14 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 | 5340-01-622-9551 |
| Primary Part Number | 803-6397269 PC 89 |
| Item Name | Standoff,threaded,snap-in |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Length | 1.281 INCHES NOMINAL IN |
| Left Projection Diameter | 0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Left Projection Length | 0.4375 INCHES NOMINAL IN |
| Thread Length | 0.328 INCHES NOMINAL RIGHT EXTERNAL IN |
| Style Designator | PROJECTION BOTH ENDS |
| Material Document and Classification | ASTM A276, TYPE 316, COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND RIGHT EXTERNAL |
| Nominal Thread Size | 0.625 INCHES RIGHT EXTERNAL IN |
| Thread Class | 2A RIGHT EXTERNAL A |
| Thread Quantity Per Inch | 18 RIGHT EXTERNAL |
| Material | STEEL COMP 316 OVERALL |
| Right Projection Diameter | 0.625 INCHES NOMINAL IN |
| Thread Series Designator | UNF RIGHT EXTERNAL |
| Right Projection Length | 0.422 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 |
|---|---|
| 803-6397269 PC 89 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5340-01-622-9551 is a Standoff,threaded,snap-in, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-622-9551 has 1 manufacturer part number on file: 803-6397269 PC 89 (Naval Sea Systems Command).
Key specifications for 803-6397269 PC 89: Length: 1.281 INCHES NOMINAL IN; Left Projection Diameter: 0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN; Left Projection Length: 0.4375 INCHES NOMINAL IN; Thread Length: 0.328 INCHES NOMINAL RIGHT EXTERNAL IN. 14 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.