The Rib,airfoil, cataloged under National Stock Number 1560-01-375-1985, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1560-01-375-1985 |
| Primary Part Number | A51B52004-28 |
| Item Name | Rib,airfoil |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Material Document and Classification | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE |
| Aircraft Location | MANEUVER FLAP |
| Material | ALUMINUM ALLOY 2024 |
| Side for Which Designed | RIGHT SIDE |
| Aircraft Mission Design Series | F-14A AND F-14D A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A51B52004-28 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51B52004-28 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51B52004-28 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
NSN 1560-01-375-1985 is a Rib,airfoil, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-01-375-1985 has 1 manufacturer part number on file: A51B52004-28 (Northrop Grumman Systems Corporation).
Key specifications for A51B52004-28: Material Document and Classification: QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE; Special Features: USED ON F-14A 39 AND ON,AND F-14D 1 AND ON,NHA; P/N A51B2001,HEAT TREAT PER T62 A; Aircraft Location: MANEUVER FLAP; End Item Identification: F-14 TOMCAT AIRPLANE.... 5 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.
NSN 1560-01-375-1985 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.