The Housing,sheave, cataloged under National Stock Number 1710-00-919-0551, is classified within Federal Supply Class 1710 (Aircraft Landing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is U.s.a. Spares Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Housing,sheave |
| FSC / FSG | 1710 — Aircraft Landing Equipment (FSG 17) |
| Manufacturers | U.s.a. Spares Inc. (CAGE 1UF60); York Precision Machining and Hydraulics, Llc (CAGE 81A16); The Entwistle Company Llc (CAGE 20722) |
| Parameter | Value |
|---|---|
| NSN | 1710-00-919-0551 |
| Primary Part Number | 612462-1L |
| Item Name | Housing,sheave |
| FSC / FSG | 1710 / 17 — Aircraft Landing Equipment |
| Manufacturer | U.s.a. Spares Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 612462-1L | U.s.a. Spares Inc. (USA) |
| 612462-1L | York Precision Machining and Hydraulics, Llc (USA) |
| 612462-1L | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 612462-1L | 5/9 Secondary reference Pre-Mach Inc |
| 612462-1L | 5/9 Secondary reference Penn State Tool & Die Corp |
| 612462-1L | 3/2 Design control — primary reference U.S. Government activity |
| 612462-1L | 5/9 Secondary reference Wellman Dynamics Machining and Assembly, Inc. |
| 612462-1L | 5/9 Secondary reference Hamill Manufacturing Company Dba Hamill Manufacturing Co |
| 612462-1L | 5/9 Secondary reference Precision Custom Components, Llc |
| 612462 | D/9 Drawing number reference only U.S. Government activity |
NSN 1710-00-919-0551 is a Housing,sheave, manufactured by U.s.a. Spares Inc., classified under FSC 1710, Aircraft Landing Equipment. Status: active.
NSN 1710-00-919-0551 has 3 manufacturer part numbers on file: 612462-1L (U.s.a. Spares Inc.), 612462-1L (York Precision Machining and Hydraulics, Llc), 612462-1L (The Entwistle Company Llc).
3 possible matches (shared part number, not a government interchangeability claim): 1710-00-919-0552, 5940-01-061-9224, 5962-01-388-5711. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1710-00-919-0551 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.