The Pocket,oxygen,mc-4, cataloged under National Stock Number 1670-01-330-3739, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1670-01-330-3739 |
| Item Name | Pocket,oxygen,mc-4 |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 2 CLOTH,DUCK,NYLON 9 OZ,MIL-C-43734,CL3; 2 EA WEBBING,NYLON,MIL-W-4088 TYPE12,CL1; 2 EA FASTENER TAPE,PILE,1 IN W,MIL-F-21849 TYPE2,CL1; 2 EA FASTENER TAPE,HOOK,1 IN W,MIL-F-21840 TYPE2,CL1; 3 EA TAPE,NYLON,1 IN W,MIL-T-5038 TYPE4,CL1; AR TAPE,NYLON,0.750 IN W,MIL-T-5038 TYPE2,CL1; 1 EA FOAM,PN 4701-05-15250-1637 OZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 11-1-3535 | 3/2 Design control — primary reference U.S. Government activity |
| 11-1-3535-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1670-01-330-3739 is a Pocket,oxygen,mc-4, classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
Key specifications for 1670-01-330-3739: General Characteristics Item Description: CONSISTS OF 2 CLOTH,DUCK,NYLON 9 OZ,MIL-C-43734,CL3; 2 EA WEBBING,NYLON,MIL-W-4088 TYPE12,CL1; 2 EA FASTENER TAPE,PILE,1 IN W,MIL-F-21849 TYPE2,CL1; 2 EA FASTENER TAPE,HOOK,1 IN W,MIL-F-21840 TYPE2,CL1; 3 EA TAPE,NYLON,1 IN W,MIL-T-5038 TYPE4,CL1; AR TAPE,NYLON,0.750 IN W,MIL-T-5038 TYPE2,CL1; 1 EA FOAM,PN 4701-05-15250-1637 OZ. 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.
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.