The Pilot Chute,reserve, cataloged under National Stock Number 1670-01-331-5423, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1670-01-331-5423 |
| Item Name | Pilot Chute,reserve |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 4 EA CLOTH,NYLON,RIPSTOP,1.1 OZ,MIL-C-44378 TYPE1; 4 EA CLOTH,NETTING,LG HOLE,STYLE 9211; 1 EA SPRING,PILOT CHUTE,19 IN,11-1-3543; 2 EA TAPE,NYLON,1 IN W,MIL-T-5038 TYPE3,CL1; 5 EA TAPE,NYLON,0.375 IN W,MIL-T-5038 TYPE3,CL1; 1 EA CLOTH,DUCK,NYLON,MIL-C-7219 TYPE3,CL3; 4 EA GROMMET,METALLIC,SIZE 0,MIL-G-16491 TYPE3,CL2; 4 EA GROMMET,METALLIC,SPUR WASHER,SIZE 0,MIL-G-16491 TYPE3,CL2; 2 EA TAPE,NYLON,1.000 IN. W.,MIL-T-5038 TY4,CL1;2 EA CLOTH,DUCK,NYLON,MIL-C-43734 CL3; 4 EA TAPE,LACING,NYLON,FLATBRAIDED,SIZE 3,MIL-T-43435 TYPE1; 1 EA TAPE,NYLON,1.000 W,MIL-T-5038 TYPE4,CL1; 1 EA CLOTH,DUCK,NYLON,MIL-C-3953 CL2; 4 EA WEBBING,NYLON,0.562 IN W,MIL-W-4088 TYPE1,CL1; AR TAPE,NYLON,0.750 IN W,MIL-T-5038 TYPE3,CL1 W |
| 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 |
|---|---|
| 11-1-3545 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1670-01-331-5423 is a Pilot Chute,reserve, classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
Key specifications for 1670-01-331-5423: General Characteristics Item Description: CONSISTS OF 4 EA CLOTH,NYLON,RIPSTOP,1.1 OZ,MIL-C-44378 TYPE1; 4 EA CLOTH,NETTING,LG HOLE,STYLE 9211; 1 EA SPRING,PILOT CHUTE,19 IN,11-1-3543; 2 EA TAPE,NYLON,1 IN W,MIL-T-5038 TYPE3,CL1; 5 EA TAPE,NYLON,0.375 IN W,MIL-T-5038 TYPE3,CL1; 1 EA CLOTH,DUCK,NYLON,MIL-C-7219 TYPE3,CL3; 4 EA GROMMET,METALLIC,SIZE 0,MIL-G-16491 TYPE3,CL2; 4 EA GROMMET,METALLIC,SPUR WASHER,SIZE 0,MIL-G-16491 TYPE3,CL2; 2 EA TAPE,NYLON,1.000 IN. W.,MIL-T-5038 TY4,CL1;2 EA CLOTH,DUCK,NYLON,MIL-C-43734 CL3; 4 EA TAPE,LACING,NYLON,FLATBRAIDED,SIZE 3,MIL-T-43435 TYPE1; 1 EA TAPE,NYLON,1.000 W,MIL-T-5038 TYPE4,CL1; 1 EA CLOTH,DUCK,NYLON,MIL-C-3953 CL2; 4 EA WEBBING,NYLON,0.562 IN W,MIL-W-4088 TYPE1,CL1; AR TAPE,NYLON,0.750 IN W,MIL-T-5038 TYPE3,CL1 W. 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 1670-01-331-5423 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.