The Felt,adh-Back, cataloged under National Stock Number 4920-01-618-2927, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Spectex Llc Div Spectex (a Sur-Seal Company). Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4920-01-618-2927 |
| Primary Part Number | 2FGW5 |
| Item Name | Felt,adh-Back |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Spectex Llc Div Spectex (a Sur-Seal Company) |
| Status | ACTIVE |
| General Characteristics Item Description | THICKNESS: 1/8" |
| Special Test Features | VIBRATION ABSORPTION: HIGH; BACKING TYPE: ADHESIVE; ABRASION RESISTANCE: EXCELLENT; DUROMETER: 30-40 SHORE A; TENSILE STRENGTH: 500PSI; HARDNESS: EXTRA FIRM; GRADE: F1; COLOR: OFF WHITE; DENSITY (LBS/SQUARE YARD): 2; APPLICATION: FOR POLISHING, PADS, VIBRATION ABSORPTION |
| Supplementary Features | MATERIAL: WOOL FELT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2FGW5 PRIMARY | Spectex Llc Div Spectex (a Sur-Seal Company) (USA) |
| 2FGW5 | Grainger Div of W W Grainger Inc (USA) |
| Reference | Meaning |
|---|---|
| GRADE F1 | 5/9 Secondary reference Grainger Div of W W Grainger Inc |
| GRADE F1 | 5/9 Secondary reference Mcmaster-Carr Supply Company |
| GRADE F1 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 4920-01-618-2927 is a Felt,adh-Back, manufactured by Spectex Llc Div Spectex (a Sur-Seal Company), classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-618-2927 has 2 manufacturer part numbers on file: 2FGW5 (Spectex Llc Div Spectex (a Sur-Seal Company)), 2FGW5 (Grainger Div of W W Grainger Inc).
Key specifications for 2FGW5: General Characteristics Item Description: THICKNESS: 1/8"; Special Test Features: VIBRATION ABSORPTION: HIGH; BACKING TYPE: ADHESIVE; ABRASION RESISTANCE: EXCELLENT; DUROMETER: 30-40 SHORE A; TENSILE STRENGTH: 500PSI; HARDNESS: EXTRA FIRM; GRADE: F1; COLOR: OFF WHITE; DENSITY (LBS/SQUARE YARD): 2; APPLICATION: FOR POLISHING, PADS, VIBRATION ABSORPTION; Supplementary Features: MATERIAL: WOOL FELT; Overall Length: 12.00 INCHES NOMINAL IN. 3 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.