The Clamp Assembly,retaining, cataloged under National Stock Number 5340-01-454-1644, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5340-01-454-1644 |
| Primary Part Number | 9473916-1 |
| Item Name | Clamp Assembly,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | PRESS FIT. ADJUST 4 HOLES IN CLAMP ITEM 5 AND BRACKET ITEM 1 FOR SECUREPRESS FIT OF RIVET ITEM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1-630-TASS-1043 | Engility Corporation (USA) |
| 1-630-TASS-1107 | Engility Corporation (USA) |
| 9473916-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 9473916 | 5/9 Secondary reference Si International Inc |
NSN 5340-01-454-1644 is a Clamp Assembly,retaining, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-454-1644 has 3 manufacturer part numbers on file: 1-630-TASS-1043 (Engility Corporation), 1-630-TASS-1107 (Engility Corporation), 9473916-1 (Northrop Grumman Systems Corporation).
Key specifications for 9473916-1: General Characteristics Item Description: PRESS FIT. ADJUST 4 HOLES IN CLAMP ITEM 5 AND BRACKET ITEM 1 FOR SECUREPRESS FIT OF RIVET ITEM; Special Features: NO ITEM NAME WAS SUBMITTED NOR WAS THERE APPLICATION DATA; End Item Identification: CRYPTO. 1 specification is 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.