NSN 4920-01-020-8639 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-020-8639. Manufacturer of record part number: PWA52881.
Also searched as4920-01-020-8639 ·
4920010208639 ·
NIIN 010208639 ·
01-020-8639 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 77445 · PWA52881
Reference Data and Literature: SERD NO. 2541; T.O. 2J-F100-94
Nominal Overall Height: 5.000 INCHES IN
Functional Description: USED TO INSTALL COMBUSTION CHAMBER ON BASE DURING VARIOUS WELD OPERATIONS
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 4920-01-020-8639
NIIN: 010208639
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: PWA52881
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-020-8639, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 4 specifications, 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.
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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Frequently Asked Questions
What is NSN 4920-01-020-8639?
NSN 4920-01-020-8639 is a Fixture,engine Maintenance,aircr, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4920-01-020-8639?
NSN 4920-01-020-8639 has 1 manufacturer part number on file: PWA52881 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA52881?
Key specifications for PWA52881: Nominal Overall Diameter: 16.500 INCHES IN; Reference Data and Literature: SERD NO. 2541; T.O. 2J-F100-94; Nominal Overall Height: 5.000 INCHES IN; Special Features: COMPANY ITEM NAME-BASE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-020-8639 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 4920-01-020-8639?
NSN 4920-01-020-8639 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.