A CHECK INSPECTION ON N148Z. SEE QUOTE # 482. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT #1202SA22T9505. PLEASE FORWARD TO ROBERT PFEIL. NEPTUNE AVIATION SERVICES, INC. $1,789 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS May 15, 2026 May 15, 2026 Jun 15, 2026
SHERPA HEATED WINDSHIELD PN LANH20416-119 AND PN LANH20416-120 (SEE ATTACHED QUOTE #477) ID/IQ #1202SA22RT9505 LABOR AND PARTS NEPTUNE AVIATION SERVICES, INC. $179,656 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS May 13, 2026 May 13, 2026 Jul 15, 2026
DETAIL INSPECTION FOR R4 AVIATION WCF AIRCRAFT N147Z. WORK WILL BE PERFORMED BY NEPTUNE AVIATION IN MISSOULA, MT. NEPTUNE AVIATION SERVICES, INC. $37,566 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS May 13, 2026 May 13, 2026 Jun 30, 2026
POST FCF DISCREPANCIES. R/H AND L/H AUTO FEATHER SYSTEM REQUIRES ADJUSTMENT. SEE QUOTE # 480. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT # 1202SA22T9505. PLEASE FORWARD TO BOB PFEIL. NEPTUNE AVIATION SERVICES, INC. $1,917 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Apr 28, 2026 Apr 28, 2026 May 1, 2026
B CHECK INSPECTION AND ENGINE OIL SAMPLES ON N161Z. SEE QUOTE #479. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT # 1202SA22T9505.PLEASE FORWARD TO ROBERT PFEIL. NEPTUNE AVIATION SERVICES, INC. $8,878 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Apr 22, 2026 Apr 22, 2026 Jul 30, 2026
PRESSURE SHOWING ON HYDRAULIC ACCUMULATOR PRESSURE GAUGE ON N142Z. SE ATTACHED QUOTE 478. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT 1202SA22T9505. PLEASE FORWARD TO ROBERT PFEIL. NEPTUNE AVIATION SERVICES, INC. $4,729 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Apr 20, 2026 Apr 20, 2026 Apr 30, 2026
HYDRAULIC PRESSURE SWITCH FOR USFS SHERPA FLEET PN. 15H0166PH (SEE QUOTE #475) (INCLUDES SURCHARGE AND CONSUMABLES) ID/IQ #1202SA22RT9505 NEPTUNE AVIATION SERVICES, INC. $75,837 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Apr 15, 2026 Apr 15, 2026 Aug 30, 2026
SHERPA JUMP SEAT DIAPHRAGM MANUFACTURING PHASE 1 NEPTUNE AVIATION SERVICES, INC. $875 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Apr 3, 2026 Apr 3, 2026 May 5, 2026
SD3-60 SHERPA N161Z A CHECK (SEE ATTACHED QUOTE #473) ID/IQ #1202SA22RT9505 NEPTUNE AVIATION SERVICES, INC. $3,578 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Mar 17, 2026 Mar 17, 2026 Apr 30, 2026
APPLY FUNDS TO TO 1202SA23K9631 FOR L/H CENTER WING ON N174Z. SEE ATTACHED QUOTE 319-1. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT 1202SA22T9505. PLEASE FORWARD TO ROBERT PFEIL. NEPTUNE AVIATION SERVICES, INC. $857 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Mar 2, 2026 Mar 2, 2026 Apr 1, 2026
SHERPA N161Z 2B CHECK (SEE ATTACHED QUOTE #472) ID/IQ #1202SA22RT9505 NEPTUNE AVIATION SERVICES, INC. $12,056 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Feb 12, 2026 Feb 12, 2026 Apr 30, 2026
SHERPA N148Z 3C CHECK (SEE ATTACHED QUOTE #469) ID/IQ #1202SA22RT9505 PARTS AND LABOR NEPTUNE AVIATION SERVICES, INC. $146,197 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Jan 22, 2026 Jan 22, 2026 May 30, 2026
A CHECK FOR N161Z (SEE ATTACHED QUOTE #470) ID/IQ #1202SA22RT9505 NEPTUNE AVIATION SERVICES, INC. $1,789 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Jan 21, 2026 Jan 21, 2026 Feb 28, 2026
MORATORIUM EXEMPTION: ANNUAL INSPECTION AND ASSOCIATED TIME/CALENDAR DUE ITEMS ON N111Z. SEE ATTACHED QUOTE 468. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT 1202SA22T9505. PLEASE FORWARD TO ROBERT PFEIL NEPTUNE AVIATION SERVICES, INC. $40,135 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Jan 8, 2026 Jan 8, 2026 Mar 30, 2026
MORATORIUM EXEMPTION: WCF AVIATION SHERPA FDR-CVR A-KIT INSTALLATION FOR 9 (NINE) SD3-60 SHERPAS CONTRACT #: 1202SA22T9505 NEPTUNE AVIATION SERVICES, INC. $1,160,258 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Dec 22, 2025 Dec 22, 2025 Dec 30, 2026
MORATORIUM EXEMPTION: SHERPA N114Z GARMIN GIA63W BATTERY REPLACEMENT PARTS & LABOR (SEE ATTACHED QUOTE 467) ID/IQ #1202SA22RT9505 NEPTUNE AVIATION SERVICES, INC. $7,023 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Dec 10, 2025 Dec 10, 2025 Jan 30, 2026
MORATORIUM EXEMPTION: B CHECK INSPECTION AND NOSE BATTERY CAP CHECK ON N161Z. NEPTUNE AVIATION SERVICES, INC. $14,368 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Nov 14, 2025 Nov 14, 2025 Jan 31, 2026
MORATORIUM EXEMPTION: N161Z AIRCRAFT RECOVERY, TIRE REPLACEMENT, AND INSPECTIONS DUE TO BURST TIRE ON LANDING. NEPTUNE AVIATION SERVICES, INC. $4,042 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Nov 12, 2025 Nov 12, 2025 Dec 30, 2025
MORATORIUM EXEMPTION: PITOT/STATIC (91.411) AND TRANSPONDER (91.413) INSPECTIONS ON N111Z. NEPTUNE AVIATION SERVICES, INC. $1,022 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Oct 27, 2025 Oct 27, 2025 Nov 30, 2025
MORATORIUM EXEMPTION: ENGINE HOT SECTION INSPECTION N147Z - BOTH ENGINES NEPTUNE AVIATION SERVICES, INC. $26,106 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Oct 27, 2025 Oct 27, 2025 Jan 31, 2026
MORATORIUM EXEMPTION: A AND 2A CHECK INSPECTION ON N161Z. SEE ATTACHED QUOTE 461. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT 1202SA22T9505. PLEASE FORWARD TO ROBERT PFEIL NEPTUNE AVIATION SERVICES, INC. $3,067 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Oct 16, 2025 Oct 16, 2025 Nov 30, 2025
MORATORIUM EXEMPTION: A AND 2A CHECK INSPECTION ON N148Z. SEE ATTACHED QUOTE 462. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT 1202SA22T9505. PLEASE FORWARD TO ROBERT PFEIL NEPTUNE AVIATION SERVICES, INC. $3,067 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Oct 15, 2025 Oct 15, 2025 Nov 30, 2025
MORATORIUM EXEMPTION: C AND 3C CHECK FOR USFS SHERPA AIRCRAFT N162Z (SEE ATTACHED QUOTE #459) ID/IQ #1202SA22RT9505 NEPTUNE AVIATION SERVICES, INC. $111,225 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Sep 26, 2025 Sep 26, 2025 Apr 30, 2026
MORATORIUM EXEMPTION: N148Z L/H ENGINE FUEL FLOW INDICATES ZERO. SEE ATTACHED QUOTE 460. QUOTE IS FAIR FOR WORK NEEDED. REFERENCE CONTRACT 1202SA22T9505. PLEASE FORWARD TO ROBERT PFEIL NEPTUNE AVIATION SERVICES, INC. $1,278 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Sep 26, 2025 Sep 26, 2025 Sep 30, 2025
MORATORIUM EXEMPTION: SHERPA GIA63 BATTERY REPLACEMENT FOR N110Z (SEE ATTACHED QUOTE #458) ID/IQ #1202SA22RT9505 PARTS AND LABOR NEPTUNE AVIATION SERVICES, INC. $7,046 FOREST SERVICE FOREST SERVICE — 488190 Other Support Activities for Air Transportation J015 MAINT/REPAIR/REBUILD OF EQUIPMENT- AIRCRAFT AND AIRFRAME STRUCTURAL COMPONENTS Sep 23, 2025 Sep 23, 2025 Nov 30, 2025