NSN 4710-00-021-5599 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-021-5599. Manufacturer of record part number: 520435.
Also searched as4710-00-021-5599 ·
4710000215599 ·
NIIN 000215599 ·
00-021-5599 ·
FSC 4710 Pipe, Tube and Rigid Tubing · CAGE 05813 · 520435 · 500894
Material Document and Classification: AMS 5570 ASSN STD SINGLE MATERIAL RESPONSE TUBING
Wall Thickness: 0.060 INCHES NOMINAL IN
End Connection Style: SWIVEL NUT, FLARED SINGLE END
Tube Outside Diameter: 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
Material: STEEL COMP 321 TUBING
3 manufacturer part numbers on file
Identification
NSN: 4710-00-021-5599
NIIN: 000215599
FSC: 4710 — Pipe, Tube and Rigid Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 520435
Manufacturer: Kreisler Industrial Corporation
General Description
The Tube Assembly,metal, cataloged under National Stock Number 4710-00-021-5599, 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 Kreisler Industrial Corporation. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4710-00-021-5599
Primary Part Number
520435
Item Name
Tube Assembly,metal
FSC / FSG
4710 / 47 — Pipe, Tube and Rigid Tubing
Manufacturer
Kreisler Industrial Corporation
Status
ACTIVE
Design Form
PREBENT
Material Document and Classification
AMS 5570 ASSN STD SINGLE MATERIAL RESPONSE TUBING
Wall Thickness
0.060 INCHES NOMINAL IN
End Connection Style
SWIVEL NUT, FLARED SINGLE END
Tube Outside Diameter
0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
Material
STEEL COMP 321 TUBING
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
F
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2915-00-467-9547POSSIBLE MATCH
PLATE LOCKING
Possible match (shared part number)
6210-01-166-865452043-5POSSIBLE MATCH
LENS,LIGHT
Possible match (shared part number)Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
NSN 4710-00-021-5599 is a Tube Assembly,metal, manufactured by Kreisler Industrial Corporation, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
What part numbers are listed for NSN 4710-00-021-5599?
NSN 4710-00-021-5599 has 3 manufacturer part numbers on file: 500894 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 520435 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 520435 (Kreisler Industrial Corporation).
What NSN replaces 4710-00-021-5599?
3 possible matches (shared part number, not a government interchangeability claim): 2915-00-467-9547, 6210-01-166-8654, 3825-01-303-8211. Verify interchangeability with system specifications before substitution.
What are the specifications of 520435?
Key specifications for 520435: Design Form: PREBENT; Material Document and Classification: AMS 5570 ASSN STD SINGLE MATERIAL RESPONSE TUBING; Overall Length: 17.507 INCHES MINIMUM AND 17.547 INCHES MAXIMUM IN; Wall Thickness: 0.060 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4710-00-021-5599 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.
What is the DEMIL code for NSN 4710-00-021-5599?
NSN 4710-00-021-5599 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.