The Retainer,tail Rotor, cataloged under National Stock Number 1615-01-322-5325, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-01-322-5325 |
| Item Name | Retainer,tail Rotor |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Status | ACTIVE |
| FSC Application Data | TAIL ROTOR INSTULATION |
| General Characteristics Item Description | SAFETY CRITICAL SCREW THREADED COMPONENT; 2.312 IN. LG; 1ST END O.D. 1.625 IN.,2ND END O.D. 1.812 IN. IN |
| Reference Data and Literature | 1H-1(H)H-4 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 8936439-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1615-01-322-5325 is a Retainer,tail Rotor, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
Key specifications for 1615-01-322-5325: FSC Application Data: TAIL ROTOR INSTULATION; General Characteristics Item Description: SAFETY CRITICAL SCREW THREADED COMPONENT; 2.312 IN. LG; 1ST END O.D. 1.625 IN.,2ND END O.D. 1.812 IN. IN; Reference Data and Literature: 1H-1(H)H-4; End Item Identification: HH-1H/UH-1N HELICOPTER. 3 specifications are 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 1615-01-322-5325 has DEMIL Code B. 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.