The Ballscrew Assembly, cataloged under National Stock Number 1680-01-453-8897, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Beaver Aerospace & Defense, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1680-01-453-8897 |
| Primary Part Number | B15345B-1A |
| Item Name | Ballscrew Assembly |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Beaver Aerospace & Defense, Inc. |
| Status | ACTIVE |
| Body Length | 46.200 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B15345B-1A PRIMARY | Beaver Aerospace & Defense, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B15345B-1A | 5/9 Secondary reference U.S. Government activity |
NSN 1680-01-453-8897 is a Ballscrew Assembly, manufactured by Beaver Aerospace & Defense, Inc., classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-453-8897 has 1 manufacturer part number on file: B15345B-1A (Beaver Aerospace & Defense, Inc.).
Key specifications for B15345B-1A: Body Length: 46.200 INCHES NOMINAL IN; Special Features: MATERIAL - 9310 CONSUMABLE ELECTRODE VACUUM MELTED STEEL PER SUNDSTRANDMS-10-1-01; HEAT TREAT - CARBURIZED, BALL THREADS TO BE HARDENED RW/E 58-62 PER BPP-H-200, CORE RW/E 37 MIN.; BALLTHREAD DATA - BALL DIA .390, THREADS PER INCH 2 1/16 RH, HELIX ANGLE 1 DEG 15 FT 49 IN.; EXTERNAL INVOLUTE SPLINE DATA DIAMETRAL PITCH 8/16, PRESSURE ANGLE 30 DEG, NUMBER OF TEETH 51, PITCH DIA 6.3750, MAJOR IDA 6.4710/6.4660, MINOR DIA 6.2210/6.2030, BASE DIA 5.5209, FORM DIA 6.2372, MEAS OVER PINS 6.7477/6.7374, PIN DIA .2400; CIRCULAR TOOTH THICKNESS - MAX EFFECTIVE .1944, MIN ACTUAL .1901, MAX ACTUAL .1920, MINEFFECTIVE .1925 IN; End Item Identification: B-1B ACFT. 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.
NSN 1680-01-453-8897 has DEMIL Code D. 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.