The Diaphragm, cataloged under National Stock Number 4130-01-131-1012, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is American Turbo Systems Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-131-1012 |
| Primary Part Number | 100671-2 |
| Item Name | Diaphragm |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | American Turbo Systems Inc |
| Status | ACTIVE |
| General Characteristics Item Description | DACRON FABRIC SILICONE ELASTOMER,3.40 IN. OD,0.012 IN. MIN 0.022 IN. MAX MATERIAL THK,0.795 IN. MIN 0.825 IN. MAX H,0.313 IN. CENTER HOLE DIA,6 HOLES 0.250 IN. DIA LOCATED ON 2.875 IN. DIA CIRCLE IN |
| 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 |
|---|---|
| 100671-2 PRIMARY | American Turbo Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 100671-2 | 5/9 Secondary reference Walker Power Systems, Inc. Dba Tiernay Turbines |
NSN 4130-01-131-1012 is a Diaphragm, manufactured by American Turbo Systems Inc, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-131-1012 has 1 manufacturer part number on file: 100671-2 (American Turbo Systems Inc).
Key specifications for 100671-2: General Characteristics Item Description: DACRON FABRIC SILICONE ELASTOMER,3.40 IN. OD,0.012 IN. MIN 0.022 IN. MAX MATERIAL THK,0.795 IN. MIN 0.825 IN. MAX H,0.313 IN. CENTER HOLE DIA,6 HOLES 0.250 IN. DIA LOCATED ON 2.875 IN. DIA CIRCLE IN; End Item Identification: AM32C-10C 4120003033064. 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.