The Seal,plain Encased, cataloged under National Stock Number 5330-01-531-7644, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is T R D Manufacturing, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-531-7644 |
| Primary Part Number | 0TS-70 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | T R D Manufacturing, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0TS-70 | T R D Manufacturing, Inc (USA) |
| Reference | Meaning |
|---|---|
| SK-031204 ITEM 8 | 5/9 Secondary reference Bimba Llc |
| L/A-70 | 3/9 Design control — primary reference Bimba Llc |
| L/A-70 | 5/9 Secondary reference T R D Manufacturing, Inc |
NSN 5330-01-531-7644 is a Seal,plain Encased, manufactured by T R D Manufacturing, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-531-7644 has 1 manufacturer part number on file: 0TS-70 (T R D Manufacturing, Inc).
Key specifications for 0TS-70: Special Features: MFR STATES THAT THIS ITEM IS "CONSIDERED PROPRIETARY TO TRD MFG AND WILL NOT BE RELEASED TO ANYONE INCLUDING THE U.S. GOVERNMENT."; Part Name Assigned by Controlling Agency: O-RING TUBE SEAL; End Item Identification: FLEXOR HOUSING ASSY 1600135-1. 0 specifications are 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.
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.