The Fitting,pin Retainer, cataloged under National Stock Number 1560-01-239-8490, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1560-01-239-8490 |
| Primary Part Number | A51B48571-11 |
| Item Name | Fitting,pin Retainer |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,QQ-A-250/4,2024-T851; 7.050 IN. LG; 0.280 IN. THK; 5 MTG HOLES 0.192 IN. MIN AND 0.198 IN. MAX DIA,COUNTERSUNK 100.0 DEG TO DIA OF 0.385 IN IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A51B48571-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51B48571-11 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51B48571-11 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 1560-01-239-8490 is a Fitting,pin Retainer, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-01-239-8490 has 1 manufacturer part number on file: A51B48571-11 (Northrop Grumman Systems Corporation).
Key specifications for A51B48571-11: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-250/4,2024-T851; 7.050 IN. LG; 0.280 IN. THK; 5 MTG HOLES 0.192 IN. MIN AND 0.198 IN. MAX DIA,COUNTERSUNK 100.0 DEG TO DIA OF 0.385 IN IN; End Item Identification: F-14 AIRCRAFT. 1 specification is 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 1560-01-239-8490 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.