The Manual Override Rel, cataloged under National Stock Number 1670-01-502-9463, is classified within Federal Supply Class 1670 (Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1670-01-502-9463 |
| Primary Part Number | 3516AS6120-31 |
| Item Name | Manual Override Rel |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 3516AS6120-31 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 3516AS6120-31 | 3/9 Design control — primary reference Simula Safety Systems Inc. |
| 3516AS6120 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 1670-01-502-9463 is a Manual Override Rel, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
NSN 1670-01-502-9463 has 1 manufacturer part number on file: 3516AS6120-31 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3516AS6120-31: Criticality Code Justification: AGAV; Overall Length: 2.130 INCHES NOMINAL IN; Overall Width: 1.750 INCHES NOMINAL IN; Special Features: MATL IS 0.020 IN. THICK CRES 17-7PH IAW AMS 5528, ANNEALED AND HEAT TREATED IAW AMS 2759/3, RH950, FORMED FROM FLAT 90 DEGREE TRIANGULAR STOCK WITH LEGS ROUNDED, 1ST LEG IS 3.030 IN. LONG BEFORE LOOPING BACK AND 2.130 IN. LONG AFTER LOOPING WITH RADIUS OF 0.160 IN, LEG BENDS UPWARD FROM LOOP TO 33 DEG. ANGLE FROM BASE, 0.290 IN. FROM LOOPED END; 2ND LEG IS 2.700 IN. LONG BEFORE LOOPING, 1.750 IN. AFTER, THIS LEG BENDS UPWARD TO 33 DEG. ANGLE, 0.350 IN. FROM LOOPED END IN. 2 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.
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.