The Clamp,synchro, cataloged under National Stock Number 5340-01-541-3171, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sonfarrel Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-541-3171 |
| Primary Part Number | SF892100-15 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sonfarrel Inc. |
| Status | ACTIVE |
| Length | 1.820 INCHES NOMINAL IN |
| Style Designator | SQUARE |
| Material Document and Classification | AMSTD4066 ASSN STD SINGLE MATERIAL RESPONSE |
| Effective Length | 2.740 INCHES NOMINAL IN |
| Effective Height | 0.750 INCHES NOMINAL IN |
| Color | BLACK |
| Material | PLASTIC POLYAMIDE NYLON AND COPPER ALLOY |
| 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 |
|---|---|
| SF892100-15 PRIMARY | Sonfarrel Inc. (USA) |
| NMSC4120-5 PRIMARY | Nmc Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 9D0309-15 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-541-3171 is a Clamp,synchro, manufactured by Sonfarrel Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-541-3171 has 2 manufacturer part numbers on file: SF892100-15 (Sonfarrel Inc.), NMSC4120-5 (Nmc Group, Inc.).
Key specifications for SF892100-15: Length: 1.820 INCHES NOMINAL IN; Style Designator: SQUARE; Material Document and Classification: AMSTD4066 ASSN STD SINGLE MATERIAL RESPONSE; Effective Length: 2.740 INCHES NOMINAL IN. 7 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.