The Closure,oil Separator, cataloged under National Stock Number 2835-00-015-8605, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2835-00-015-8605 |
| Primary Part Number | 31376-2 |
| Item Name | Closure,oil Separator |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| General Characteristics Item Description | MAGNESIUM ALLOY,QQ-M-31 COMPOSITION AZ31B,DICHROMATE FINISH,MIL-M-3171 TYPE 3,63 MICROINCH SURFACE FINISH,1.230 IN. MIN,1.330 IN. MAXO/A LG,1.6485 IN. MIN,1.6530 IN. MAX INTERMEDIATE OD,0.341 IN. MIN,0.347IN. MAX LG INTERMEDIATE OD,ONE GROOVE 0.141 IN. MIN,0.151 IN. MAX W BY0.174 IN. MIN,0.180 IN. MAX DEEP LOCATED ON INTERMEDIATE OD,1ST END PLAIN,0.350 IN. MIN,0.410 IN. MAX OD,0.240 IN. MIN,0.260 IN. MAX ID,0.403 IN.MIN,0.469 IN. MAX LG FROM 1ST END TO INTERMEDIATE OD,2ND END 0.700 IN. MIN,0.740 IN. MAX OD,INTERNALLY THD BOSS CONNECTION,7/16 IN.-20 UNJF CLASS3B THD,0.656 IN. MIN DEPTH THD,0.250 IN. NOM OD OF ACCOMMODATED TUBE,0.480 IN. MIN,0.526 IN. MAX LG FROM 2ND END TO INTERMEDIATE OD 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 |
|---|---|
| 31376-2 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 31376-1 | 5/9 Secondary reference U.S. Government activity |
| 31376-1 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
NSN 2835-00-015-8605 is a Closure,oil Separator, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
NSN 2835-00-015-8605 has 1 manufacturer part number on file: 31376-2 (Rtx Corporation Div Pratt & Whitney).
1 possible match (shared part number, not a government interchangeability claim): 2805-00-406-2254. Verify interchangeability with system specifications before substitution.
Key specifications for 31376-2: General Characteristics Item Description: MAGNESIUM ALLOY,QQ-M-31 COMPOSITION AZ31B,DICHROMATE FINISH,MIL-M-3171 TYPE 3,63 MICROINCH SURFACE FINISH,1.230 IN. MIN,1.330 IN. MAXO/A LG,1.6485 IN. MIN,1.6530 IN. MAX INTERMEDIATE OD,0.341 IN. MIN,0.347IN. MAX LG INTERMEDIATE OD,ONE GROOVE 0.141 IN. MIN,0.151 IN. MAX W BY0.174 IN. MIN,0.180 IN. MAX DEEP LOCATED ON INTERMEDIATE OD,1ST END PLAIN,0.350 IN. MIN,0.410 IN. MAX OD,0.240 IN. MIN,0.260 IN. MAX ID,0.403 IN.MIN,0.469 IN. MAX LG FROM 1ST END TO INTERMEDIATE OD,2ND END 0.700 IN. MIN,0.740 IN. MAX OD,INTERNALLY THD BOSS CONNECTION,7/16 IN.-20 UNJF CLASS3B THD,0.656 IN. MIN DEPTH THD,0.250 IN. NOM OD OF ACCOMMODATED TUBE,0.480 IN. MIN,0.526 IN. MAX LG FROM 2ND END TO INTERMEDIATE OD IN. 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.