The Felt,mechanical,preformed, cataloged under National Stock Number 5330-00-767-0767, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Telemechanics Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-767-0767 |
| Primary Part Number | 156539 |
| Item Name | Felt,mechanical,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.062 INCHES NOMINAL IN |
| Cross-Sectional Width | 0.188 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.281 INCHES NOMINAL IN |
| Aperture Diameter | 0.156 INCHES NOMINAL IN |
| Material | WOOL COMP 16R1X OVERALL |
| 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 |
|---|---|
| 156539 PRIMARY | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| 156539 | 5/9 Secondary reference At and T Corp |
NSN 5330-00-767-0767 is a Felt,mechanical,preformed, manufactured by Telemechanics Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-767-0767 has 1 manufacturer part number on file: 156539 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 5935-00-854-0823. Verify interchangeability with system specifications before substitution.
Key specifications for 156539: Cross-Sectional Height: 0.062 INCHES NOMINAL IN; Cross-Sectional Width: 0.188 INCHES NOMINAL IN; Style Designator: CIRCULAR; Cross-Sectional Shape Style: RECTANGULAR. 7 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.