PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37970Cover,bearing

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 2810-00-118-9135 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-118-9135 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-118-9135. Primary manufacturer part number: 37970.
Features
  • Cover,bearing — FSC 2810
  • General Characteristics Item Description: MATL ALUMINUM ALLOY PER AMS 4153; THICKNESS 0.836 IN. MIN AND 0.846 IN. MAX; OD 8.115 IN. MIN AND 8.135 IN. MAX; 12 HOLES OF 0.396 IN. MIN AND 0.416 IN. MAX EVENLY SPACED AT 7.312 IN. DIA OF COVER IN
  • 2 verified cross-references
  • Primary manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Cover,bearing, cataloged under National Stock Number 2810-00-118-9135, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2810-00-118-9135
Primary Part Number37970
Item NameCover,bearing
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
General Characteristics Item DescriptionMATL ALUMINUM ALLOY PER AMS 4153; THICKNESS 0.836 IN. MIN AND 0.846 IN. MAX; OD 8.115 IN. MIN AND 8.135 IN. MAX; 12 HOLES OF 0.396 IN. MIN AND 0.416 IN. MAX EVENLY SPACED AT 7.312 IN. DIA OF COVER IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-291-74621964C INTERCHANGEABLE
Gasket
Vellumoid, Inc.
5330-01-091-681637970 INTERCHANGEABLE
Gasket
Pti Technologies Inc.
5965-01-274-4003533-010-002-694 INTERCHANGEABLE
Headband,headset
Roanwell, Llc
5330-01-629-552537970 INTERCHANGEABLE
Seal,plain
Industrial Technologies and Services Llc
Cross-Reference Index
Part NumberManufacturer
37970 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
37970 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5330-00-291-7462INTERCHANGEABLE
GASKET
1964C
5330-01-091-6816INTERCHANGEABLE
GASKET
37970
5965-01-274-4003INTERCHANGEABLE
HEADBAND,HEADSET
533-010-002-694
5330-01-629-5525INTERCHANGEABLE
SEAL,PLAIN
37970

Frequently Asked Questions

What is NSN 2810-00-118-9135?

NSN 2810-00-118-9135 is a Cover,bearing, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2810 (No Item Name Available). Status: active.

What are the part numbers for NSN 2810-00-118-9135?

NSN 2810-00-118-9135 has 2 cross-referenced part numbers: 37970 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 37970 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2810-00-118-9135?

There are 4 known substitutes for 2810-00-118-9135: 5330-00-291-7462, 5330-01-091-6816, 5965-01-274-4003 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37970?

Key specifications for 37970: End Item Identification: ACFT ENG R1340; General Characteristics Item Description: MATL ALUMINUM ALLOY PER AMS 4153; THICKNESS 0.836 IN. MIN AND 0.846 IN. MAX; OD 8.115 IN. MIN AND 8.135 IN. MAX; 12 HOLES OF 0.396 IN. MIN AND 0.416 IN. MAX EVENLY SPACED AT 7.312 IN. DIA OF COVER IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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