NSN 3439-01-021-7126 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-021-7126. Manufacturer of record part number: PWA53315.
Also searched as3439-01-021-7126 ·
3439010217126 ·
NIIN 010217126 ·
01-021-7126 ·
FSC 3439 Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories · CAGE 77445 · PWA53315
Nearby stock numbers← 3439-01-021-7125 Electrode, Spotweld, Rear Liners
·
3439-01-021-7186 Tip, Electric Soldering Iron →
Features
Electrode,spotweld,inner Rear Li — FSC 3439
General Characteristics Item Description: 4.000 IN. LG,0.625 IN. DIA,TIP BEVELED 0.375 IN. DIA IN
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 3439-01-021-7126
NIIN: 010217126
FSC: 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
FSG: 34 — Metalworking Machinery (continued)
Primary part number: PWA53315
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Electrode,spotweld,inner Rear Li, cataloged under National Stock Number 3439-01-021-7126, is classified within Federal Supply Class 3439 (Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3439-01-021-7126
Primary Part Number
PWA53315
Item Name
Electrode,spotweld,inner Rear Li
FSC / FSG
3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
General Characteristics Item Description
4.000 IN. LG,0.625 IN. DIA,TIP BEVELED 0.375 IN. DIA IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3439-00-001-0002
3439-00-001-0002 · Item name not on file
3439-00-001-4196
3439-00-001-4196 · Item name not on file
3439-00-001-4197
3439-00-001-4197 · Item name not on file
3439-00-003-1195
3439-00-003-1195 · Item name not on file
3439-00-003-8601
SOLDER,LEAD ALLOY
3439-00-003-8602
SOLDER,LEAD-TIN ALLOY
3439-00-004-0913
HOUSING,ELECTRIC SO
3439-00-004-0915
SOLDERING GUN
Frequently Asked Questions
What is NSN 3439-01-021-7126?
NSN 3439-01-021-7126 is a Electrode,spotweld,inner Rear Li, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
What part numbers are listed for NSN 3439-01-021-7126?
NSN 3439-01-021-7126 has 1 manufacturer part number on file: PWA53315 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA53315?
Key specifications for PWA53315: General Characteristics Item Description: 4.000 IN. LG,0.625 IN. DIA,TIP BEVELED 0.375 IN. DIA IN; End Item Identification: ENGINE F100 MODEL PW-100. 1 specification is documented in the U.S. Government catalog.
Is NSN 3439-01-021-7126 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.