NSN 2840-01-158-5877 · NIIN 011585877 · Part number 37381
Williams International Co., L.l.c. · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 24235
Government record, cited
NSN 2840-01-158-5877 — this item is cataloged by the U.S. Government under National Stock Number 2840-01-158-5877. Manufacturer of record part number: 37381.
Also searched as2840-01-158-5877 ·
2840011585877 ·
NIIN 011585877 ·
01-158-5877 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 24235 · 37381
General Characteristics Item Description: 1.400 IN. LG,0.495 MIN 0.515 MAX IN. DIA 1 END,0.563-18UNJF-3A 2ND END A
2 manufacturer part numbers on file
Manufacturer of record: Williams International Co., L.l.c.
Identification
NSN: 2840-01-158-5877
NIIN: 011585877
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 37381
Manufacturer: Williams International Co., L.l.c.
General Description
The Adapter,gearbox, cataloged under National Stock Number 2840-01-158-5877, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Williams International Co., L.l.c.. Government technical data includes 1 specification, 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. 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
2840-01-158-5877
Primary Part Number
37381
Item Name
Adapter,gearbox
FSC / FSG
2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Manufacturer
Williams International Co., L.l.c.
Status
ACTIVE
General Characteristics Item Description
1.400 IN. LG,0.495 MIN 0.515 MAX IN. DIA 1 END,0.563-18UNJF-3A 2ND END A
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL D — Destroy Item
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
Y
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3920-01-330-26193738-1POSSIBLE MATCH
WHEEL,SOLID,METALLIC
Possible match (shared part number)Pdi Ground Support Systems, Inc.
4910-01-645-556237381POSSIBLE MATCH
NUT,WHEEL,TIEDOWN
Possible match (shared part number)Fastenal Company Dba Fastenal Co
6515-01-650-000237381POSSIBLE MATCH
SCREWDRIVER,BONE SCREW
Possible match (shared part number)Nobel Biocare Usa, Llc
Bc Technical Center, Llc Dba Bc Engineered Products (USA)
Related Parts
3920-01-330-2619POSSIBLE MATCH
WHEEL,SOLID,METALLIC
3738-1
4910-01-645-5562POSSIBLE MATCH
NUT,WHEEL,TIEDOWN
37381
6515-01-650-0002POSSIBLE MATCH
SCREWDRIVER,BONE SCREW
37381
Frequently Asked Questions
What is NSN 2840-01-158-5877?
NSN 2840-01-158-5877 is a Adapter,gearbox, manufactured by Williams International Co., L.l.c., classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
What part numbers are listed for NSN 2840-01-158-5877?
NSN 2840-01-158-5877 has 2 manufacturer part numbers on file: 37381 (Williams International Co., L.l.c.), 37381 (Bc Technical Center, Llc Dba Bc Engineered Products).
What NSN replaces 2840-01-158-5877?
3 possible matches (shared part number, not a government interchangeability claim): 3920-01-330-2619, 4910-01-645-5562, 6515-01-650-0002. Verify interchangeability with system specifications before substitution.
What are the specifications of 37381?
Key specifications for 37381: General Characteristics Item Description: 1.400 IN. LG,0.495 MIN 0.515 MAX IN. DIA 1 END,0.563-18UNJF-3A 2ND END A; End Item Identification: ACFT ENG F107-101. 1 specification is documented in the U.S. Government catalog.
Is NSN 2840-01-158-5877 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 2840-01-158-5877?
NSN 2840-01-158-5877 has DEMIL Code D. 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.