NSN 4710-01-398-8416 · NIIN 013988416 · Part number 8A1677
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 4710 — Pipe, Tube and Rigid Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 77445
Government record, cited
NSN 4710-01-398-8416 — this item is cataloged by the U.S. Government under National Stock Number 4710-01-398-8416. Manufacturer of record part number: 8A1677.
Also searched as4710-01-398-8416 ·
4710013988416 ·
NIIN 013988416 ·
01-398-8416 ·
FSC 4710 Pipe, Tube and Rigid Tubing · CAGE 77445 · 8A1677
Nearby stock numbers← 4710-01-398-8414 Tube Assembly, Metal
·
4710-01-398-8418 Tube Assembly, Metal →
4710-01-398-8416 — Pipe, Tube and Rigid Tubing
Features
Tube,metallic — FSC 4710
Measuring Method and Length: 1.837 INCHES MINIMUM SPECIFIC AND 1.845 INCHES MAXIMUM SPECIFIC IN
Second End Relationship with First End: NOT IDENTICAL
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 4710-01-398-8416
NIIN: 013988416
FSC: 4710 — Pipe, Tube and Rigid Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 8A1677
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Tube,metallic, cataloged under National Stock Number 4710-01-398-8416, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4710-01-398-8416
Primary Part Number
8A1677
Item Name
Tube,metallic
FSC / FSG
4710 / 47 — Pipe, Tube and Rigid Tubing
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
Measuring Method and Length
1.837 INCHES MINIMUM SPECIFIC AND 1.845 INCHES MAXIMUM SPECIFIC IN
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 4710 — Pipe, Tube and Rigid Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4710-00-001-0080
TUBE ASSEMBLY,METAL
4710-00-001-0081
4710-00-001-0081 · Item name not on file
4710-00-001-0082
TUBE ASSEMBLY,METAL
4710-00-001-1229
TUBE ASSEMBLY,METAL
4710-00-001-1676
TUBE ASSEMBLY,METAL
4710-00-001-1686
TUBE ASSEMBLY,METAL
4710-00-001-1688
4710-00-001-1688 · Item name not on file
4710-00-001-1691
4710-00-001-1691 · Item name not on file
Frequently Asked Questions
What is NSN 4710-01-398-8416?
NSN 4710-01-398-8416 is a Tube,metallic, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
What part numbers are listed for NSN 4710-01-398-8416?
NSN 4710-01-398-8416 has 2 manufacturer part numbers on file: 8A1677 (Rtx Corporation Div Pratt & Whitney), 8A1677 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of 8A1677?
Key specifications for 8A1677: Measuring Method and Length: 1.837 INCHES MINIMUM SPECIFIC AND 1.845 INCHES MAXIMUM SPECIFIC IN; Second End Relationship with First End: NOT IDENTICAL; Special Features: U/O C17 ENGINE. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4710-01-398-8416 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.