The Slider,restrictor Actuating, cataloged under National Stock Number 1660-00-677-2045, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Mission Systems Orchard Park 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-677-2045 |
| Primary Part Number | F900271-3 |
| Item Name | Slider,restrictor Actuating |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Mission Systems Orchard Park Inc |
| Status | ACTIVE |
| General Characteristics Item Description | CRES,COMP 17-4PH;PASSIVATE PER FPS110,FSCM 97413;HEAT TREAT ROCKWELL C40 TO C47;2.375 IN. LG BY 0.372 IN. DIA O/A;TWO 0.136 IN. DIA HOLES BY 0.250 IN. DEEP 1.501 IN. APART;1 CUT OUT 0.970 IN. LG BY 0.125 IN. WD BY 0.075 IN. DEEP STEPPED TO 0.150 IN. DEEP ONE SIDE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F900271-3 | Mission Systems Orchard Park Inc (USA) |
| Reference | Meaning |
|---|---|
| F900271-3 | 5/9 Secondary reference Ingersoll-Rand Company Dba Ingersoll-Rand |
| 115-7294 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1660-00-677-2045 is a Slider,restrictor Actuating, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-677-2045 has 1 manufacturer part number on file: F900271-3 (Mission Systems Orchard Park Inc).
Key specifications for F900271-3: General Characteristics Item Description: CRES,COMP 17-4PH;PASSIVATE PER FPS110,FSCM 97413;HEAT TREAT ROCKWELL C40 TO C47;2.375 IN. LG BY 0.372 IN. DIA O/A;TWO 0.136 IN. DIA HOLES BY 0.250 IN. DEEP 1.501 IN. APART;1 CUT OUT 0.970 IN. LG BY 0.125 IN. WD BY 0.075 IN. DEEP STEPPED TO 0.150 IN. DEEP ONE SIDE IN; End Item Identification: 1660-00-712-2913. 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.
NSN 1660-00-677-2045 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.