The Crossbar Assembly, cataloged under National Stock Number 3990-01-469-7646, is classified within Federal Supply Class 3990 (Miscellaneous Materials Handling Equipment) of the Materials Handling Equipment group. The manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 3990-01-469-7646 |
| Primary Part Number | 3141AS275-1 |
| Item Name | Crossbar Assembly |
| FSC / FSG | 3990 / 39 — Miscellaneous Materials Handling Equipment |
| Manufacturer | Hydraulics International, Inc. Dba Hydraulics International Inc |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3141AS275-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3141AS275-1 PRIMARY | Hydraulics International, Inc. Dba Hydraulics International Inc (USA) |
| Reference | Meaning |
|---|---|
| 3940PL0908156 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 3990-01-469-7646 is a Crossbar Assembly, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 3990, Miscellaneous Materials Handling Equipment. Status: active.
NSN 3990-01-469-7646 has 2 manufacturer part numbers on file: 3141AS275-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3141AS275-1 (Hydraulics International, Inc. Dba Hydraulics International Inc).
Key specifications for 3141AS275-1: Overall Length: 7.320 INCHES NOMINAL IN; Special Features: THIS ITEM COMPRISED OF PART NUMBER 3141AS278-1 WHICH IS STOCK LISTED UNDER NSN 4030-01-465-6593 AND PART NUMBER 3141AS280-1 WHICH IS NOT STOCK LISTED; End Item Identification: LALS II 20MM MM; Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.