Home · NSN 00-991-0903

NSN 00-991-0903 — Bearing,Ball,Annular

NIIN 00-991-0903 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply NRP

NSN 00-991-0903 is the national stock number for a bearing,ball,annular. It cross-references to 39 manufacturer part numbers from 18 CAGE codes, including Schaeffler Aerospace Usa Corp, Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M, Munters Corporation; the primary is 20227 ITEM 32. The unit of issue is EA and the FLIS list price is $1,473.00.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

part numbers from 18 CAGEs

open solicitations, all agencies

government buys in 24 months

sellers with confirmed stock

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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part number	CAGE	Manufacturer	Reference	Variation
M17931-G010	70854	Schaeffler Aerospace Usa Corp	3 · Design control (vendor)	2 · Fully interchangeable
MIL-B-17931	81349	Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M	4	1 · Not fully interchangeable
20227 ITEM 32	82974	Munters Corporation	5 · Secondary reference	9 · Reference only
20227 ITEM 32NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
20227 ITEM 32NT3	82974	Munters Corporation	5 · Secondary reference	9 · Reference only
20227 ITEM 32NT3NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
203FF3VB	71244	Burling Instruments, Inc.	5 · Secondary reference	9 · Reference only
203FF3VBNT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
203SZZNT3	38443	Skf Usa Inc.	5 · Secondary reference	9 · Reference only
203SZZNT3NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
203ZNT3	38443	Skf Usa Inc.	5 · Secondary reference	9 · Reference only
203ZNT3NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
2650-1145PC20	95402	Electric Boat Corp Dba Electro Dynamic	5 · Secondary reference	9 · Reference only
2650-1145PC20NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
30030 ITEM 34	82974	Munters Corporation	5 · Secondary reference	9 · Reference only
30030 ITEM 34NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
30182 ITEM 1	82971	Bastian Blessing Co Inc	5 · Secondary reference	9 · Reference only
30182 ITEM 1NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
3N-354 PC 41	54370	Alfa Laval Inc.	5 · Secondary reference	9 · Reference only
3N-354 PC 41NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
3N-355 PC 41	54370	Alfa Laval Inc.	5 · Secondary reference	9 · Reference only
3N-355 PC 41NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
6203-2RSW1B	52676	Skf Usa Inc.	5 · Secondary reference	9 · Reference only
6203-2RSW1BNT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
6203DDUE100	53035	Nsk Corp Bearing Div	5 · Secondary reference	9 · Reference only
6203DDUE100NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
6203LLBPM/3W	23803	N T N Bearing Corp Of America	5 · Secondary reference	9 · Reference only
6203LLBPM/3WNT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
92D1001ITEM5,6	57368	Mil Spec Inc	5 · Secondary reference	1 · Not fully interchangeable
92D1001ITEM5,6NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	2 · Fully interchangeable
99203-4ES100NT	29337	Hoover Group Inc Ball And Roller Div	5 · Secondary reference	9 · Reference only
99503-7077	43334	General Motors Corp Delco Moraine Ndh Div	5 · Secondary reference	9 · Reference only
99503-7077NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
M17931-G010	21335	Timken Co	5 · Secondary reference	1 · Not fully interchangeable
M17931-G010	3NPS1	Rbc Aircraft Products, Inc.	5 · Secondary reference	1 · Not fully interchangeable
M17931-G010NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
M203PP-FS50135	21335	Timken Co	5 · Secondary reference	9 · Reference only
M203PP-FS50135NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
MIL-B-17931NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable
SSN578S3806H771405 PC12	80064	Naval Ship Systems Command	5 · Secondary reference	9 · Reference only
SSN578S3806H771405 PC12NT	03950	Naval Inventory Control Point Mechanicsburg	5 · Secondary reference	1 · Not fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 20227 ITEM 32.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price: $1,473.00
Unit of issue: EA
Acquisition advice: D — Stocked, centrally managed (DLA)
Source of supply: NRP
Shelf life code: X
Effective: Oct 1, 2025

Item characteristics

Overall Width: INCHES MINIMUM 0.4704 AND INCHES MAXIMUM 0.4724
Bore Diameter: INCHES MINIMUM 0.6691 AND INCHES MAXIMUM 0.6693
Overall Outside Diameter: INCHES MINIMUM 1.5746 AND INCHES MAXIMUM 1.5748
Surface Finish: GROUND
Retainer Fabrication Method: PRESSED
Load Direction: RADIAL
Bore Shape: STRAIGHT
Internal Fit-Up Designation: TIGHT
Internal Clearance: INCHES MINIMUM RADIAL 0.0004 AND INCHES MAXIMUM RADIAL 0.0008
Criticality Code Justification: ZZZW
Lubrication Material: GREASE
Lubrication Material Document And Classification: MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-18709
Material: RETAINER STEEL
Material: SEAL RUBBER SYNTHETIC
Material: BALL STEEL COMP E52100
Material: INNER RING STEEL COMP E52100
Material: LOADING GROOVE SIDE STEEL COMP E52100
Nondefinitive Spec/Std Data: TYPE 111 AND CLASS 8
Departure From Cited Document: ANNUAL BALL BEARING FOR QUIET OPERATION APPLICATION TO SUBMARINE USAGE
Departure From Cited Designator: AS MODIFIED BY TEST FOR QUIET OPERATION APPLICABLE TO SUBMARINE USAGE

Related stock numbers

Other NSNs filed under the same part numbers.

00-516-5490 · Bearing,Ball,Annular
00-976-9738 · Bearing,Ball,Duplex
00-983-8281 · Bearing
00-983-8284 · Bearing
00-987-3720 · Bearing,Ball,Annular
00-987-3723 · Bearing,Ball,Annular
00-987-3730 · Bearing,Ball,Annular
00-987-3734 · Bearing,Ball,Annular

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.