The Filler Valve,aircraft Oxygen, cataloged under National Stock Number 1660-00-535-9743, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-535-9743 |
| Primary Part Number | MIL-DTL-7891 |
| Item Name | Filler Valve,aircraft Oxygen |
| FSC / FSG | 1660 / 16 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Thread Type | THREADS PER MS33656E4 |
| Furnished Items and Quantity | 1 HANDLE AND 1 DUST PLUG ASSEMBLY |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-DTL-7891 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-PRF-7891 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AN6024-6 | Kellstrom Defense Aerospace Inc. Dba Kellstrom Industries (USA) |
| M7891LF-3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AN6024-6 | Amcan Instruments, Inc (USA) |
| AN6024-6 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 1660-00-535-9743 is a Filler Valve,aircraft Oxygen, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 1660 (No Item Name Available). Status: active.
NSN 1660-00-535-9743 has 6 cross-referenced part numbers: MIL-DTL-7891 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-7891 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AN6024-6 (Kellstrom Defense Aerospace Inc. Dba Kellstrom Industries), M7891LF-3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AN6024-6 (Amcan Instruments, Inc) and 1 more.
There are 5 known substitutes for 1660-00-535-9743: 1660-00-180-4052, 1660-01-370-7431, 1660-01-370-7433 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-DTL-7891: Thread Type: THREADS PER MS33656E4; Furnished Items and Quantity: 1 HANDLE AND 1 DUST PLUG ASSEMBLY; Special Features: ALUMINUM ALLOY;ANODIZED IAW MIL-A-8625,TYPE 1; 2.906 IN. O/A LG; 2.031 IN. LG FROM FLANGE TO END; END,THD EXT TUBE,37 DEG SEAT ANGLE,0.500 IN. THD SIZE,UNF,3A; FURNISHED WITH DUST PLUG AND MOUNTING FLANGE A; Material: ALUMINUM ALLOY. 4 total characteristics are documented in the Federal Logistics Information System.