Home · NSN 01-516-7253

NSN 01-516-7253 — Bearing,Plain,Self-Aligning

NIIN 01-516-7253 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

Used on: B-52 Stratofortress · all platforms

NSN 01-516-7253 is the national stock number for a bearing,plain,self-aligning. It cross-references to 1 manufacturer part number from 1 CAGE code, including Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M; the primary is MS21154S8. The federal catalog ties it to the B-52 Stratofortress. The unit of issue is EA and the FLIS list price is $265.16.

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 number from 1 CAGE

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
MS21154S8	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	2 · Item ident. reference	2 · 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 MS21154S8.

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

DLA management data

FLIS unit price: $265.16
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Bore Diameter: INCHES MINIMUM 0.4995 AND INCHES MAXIMUM 0.5000
End Item Identification: B-52
Outer Member Outside Diameter: INCHES MINIMUM 0.9995 AND INCHES MAXIMUM 1.0000
Outer Member Width: INCHES MINIMUM 0.3850 AND INCHES MAXIMUM 0.3950
Inner Member Width: INCHES MINIMUM 0.4980 AND INCHES MAXIMUM 0.5000
Static Radial Load Rating: POUNDS 11500
Material: INNER MEMBER STEEL COMP 440C
Material: LUBRICATION GREASE AND DISULFIDE MOLYBDENUM
Material: OUTER RACE MEMBER STEEL COMP E4340 OR STEEL COMP 4130 OR STEEL COMP 8630
Material Document And Classification: LUBRICATION MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-21164
Surface Treatment: INNER MEMBER CHROMIUM
Surface Treatment: OUTER RACE MEMBER NICKEL AND ZINC

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.