The Catch,friction, cataloged under National Stock Number 5340-01-444-4423, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-444-4423 |
| Primary Part Number | 841112-0001 |
| Item Name | Catch,friction |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Length | 1.063 INCHES NOMINAL IN |
| Style Designator | PRESSURE |
| Diameter | 0.311 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes Along Length | 0.500 INCHES NOMINAL IN |
| Thread Size | 0.164-32 |
| Surface Treatment | PASSIVATE PIN |
| Surface Treatment | CHROMATE CASE |
| Surface Treatment | ZINC SPRING |
| Width | 0.750 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY CASE |
| Material | STEEL UNS K08500 SPRING |
| 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 |
|---|---|
| 841112-0001 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 93783-1 PRIMARY | Hutchinson Aerospace & Industry, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 841112-0001 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5340-01-444-4423 is a Catch,friction, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-444-4423 has 2 manufacturer part numbers on file: 841112-0001 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 93783-1 (Hutchinson Aerospace & Industry, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-693-3890. Verify interchangeability with system specifications before substitution.
Key specifications for 841112-0001: Length: 1.063 INCHES NOMINAL IN; Style Designator: PRESSURE; Diameter: 0.311 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Holes Along Length: 0.500 INCHES NOMINAL IN. 11 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.