Home · FSC 3110 Bearings, Antifriction, Unmounted · NSN 3110-01-196-7725

NSN 3110-01-196-7725 — Bearing,Ball,Airframe

NIIN 01-196-7725 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 3110-01-196-7725 is the national stock number for a bearing,ball,airframe in federal supply class 3110 (Bearings, Antifriction, Unmounted). It cross-references to 3 manufacturer part numbers from 4 CAGE codes, including Society Of Automotive Engineers Inc, Sae International, Timken Co; the primary is MKP21BA1173. The unit of issue is EA and the FLIS list price is $159.26.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on August 20, 2026 for $2,190 from Rbc Aircraft Products, Inc.. No seller has confirmed stock of it here in the last 30 days; watching the number is free and the first listing triggers an alert.

part numbers from 4 CAGEs

open solicitations, all agencies

government buy 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
MS27642-21S	81343	Society Of Automotive Engineers Inc	3 · Design control (vendor)	9 · Reference only
MS27642-21S	0U583	Sae International	3 · Design control (vendor)	2 · Fully interchangeable
MKP21BA1173	21335	Timken Co	5 · Secondary reference	9 · Reference only
MKP21BFS464	21335	Timken Co	5 · Secondary reference	9 · Reference only
MS27642-21S	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only

Government demand

Nothing open right now. Last government buy Aug 20, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Aug 20, 2026	Rbc Aircraft Products, Inc. 3NPS1			$2,190	Dla	SPE4A626PAAE0

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy on record in total.

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 MKP21BA1173.

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

DLA management data

FLIS unit price: $159.26
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Bore Diameter: INCHES MINIMUM 1.3120 AND INCHES MAXIMUM 1.3125
Overall Outside Diameter: INCHES MINIMUM 2.0615 AND INCHES MAXIMUM 2.0625
Outer Ring Width: INCHES MINIMUM 0.3700 AND INCHES MAXIMUM 0.3750
Inner Ring Width: INCHES MINIMUM 0.4320 AND INCHES MAXIMUM 0.4370
Seal Quantity: 2
Bearing Seal Type: CONTACT
Load Direction: RADIAL
Special Features: HEAT STABILIZED FOR OPERATION AT 250 DEG F; 80 PCT FULL OF SPECIFIED LUBRICANT; EXTRA PRECISION ID TOLERANCE; ALL EXTERNAL SURFACES EXCEPT BORE AND CORROSION RESISTANT STEEL SEAL RETAINERS TREATED W/C
Lubrication Material: GREASE
Lubrication Material Document And Classification: MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-81322
Material: BALL STEEL COMP E51100 OR STEEL COMP E52100
Material: SEAL PLASTIC POLYTETRAFLUOROETHYLENE OR PLASTIC POLYTETRAFLUOROETHYLENE OR GLASS
Material: INNER RING STEEL COMP E52100
Material: OUTER RING STEEL COMP E52100
Material Document And Classification: OUTER RING FED STD SINGLE MATERIAL RESPONSE 66
Material Document And Classification: INNER RING FED STD SINGLE MATERIAL RESPONSE 66
Material Document And Classification: SEAL ASSN STD 1ST MATERIAL RESPONSE A-S 3652 OR ASSN STD 2ND MATERIAL RESPONSE A-S 3666 OR ASSN STD 3RD MATERIAL RESPONSE A-S 3666
Material Document And Classification: BALL FED STD ALL MATERIAL RESPONSES 66

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.