Home · NSN 00-933-4145

NSN 00-933-4145 — Bearing,Ball,Rod End

NIIN 00-933-4145 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 00-933-4145 is the national stock number for a bearing,ball,rod end. It cross-references to 3 manufacturer part numbers from 3 CAGE codes, including Sikorsky Aircraft Corporation, Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M, Rotair Aerospace Corp; the primary is MS21151. The unit of issue is EA and the FLIS list price is $1,122.81.

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 3 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
S6165-61568-000	78286	Sikorsky Aircraft Corporation	3 · Design control (vendor)	2 · Fully interchangeable
MS21151	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	4	1 · Not fully interchangeable
MS21151-8CG	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only
S6165-61568-000	54878	Rotair Aerospace Corp	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 MS21151.

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

DLA management data

FLIS unit price: $1,122.81
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Thread Class: 3A
Thread Direction: RIGHT-HAND
Shank Diameter: INCHES NOMINAL 0.3750
Overall Length: INCHES MINIMUM 2.3340 AND INCHES MAXIMUM 2.3540
Bore Diameter: INCHES MINIMUM 0.2497 AND INCHES MAXIMUM 0.2500
Overall Outside Diameter: INCHES MINIMUM 0.9280 AND INCHES MAXIMUM 0.9480
Shank Thread Length: INCHES NOMINAL 1.1250
Outer Ring Width: INCHES MINIMUM 0.4280 AND INCHES MAXIMUM 0.4480
Inner Ring Width: INCHES NOMINAL 0.5930
Length From Bore Center To Shank End: INCHES MINIMUM 1.8650 AND INCHES MAXIMUM 1.8850
Seal Quantity: 2
Bearing Seal Type: CONTACT
Alignment Type: SELF-ALIGNING
Self-Alignment Location: INTERNAL
Thread Quantity Per Inch: 24
Nominal Thread Size: INCHES 0.375
Special Features: SLOT LOCATED ON SHANK PERPENDICULAR TO BORE AXIS,1.125 IN. LONG,0.093 TO 0.098 IN. W
Lubrication Material: GREASE
Lubrication Material Document And Classification: MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-23827
Surface Treatment: ALL EXTERNAL/EXPOSED METAL SURFACES CADMIUM
Thread Series Designator: UNF

Related stock numbers

Other NSNs filed under the same part numbers.

01-357-1777 · Bearing,Ball,Rod End

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.