Home · NSN 01-042-7397

NSN 01-042-7397 — Bearing,Ball,Airframe

NIIN 01-042-7397 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 01-042-7397 is the national stock number for a bearing,ball,airframe. It cross-references to 6 manufacturer part numbers from 7 CAGE codes, including Sae International, Quad Systems Inc, Society Of Automotive Engineers Inc; the primary is 7KP49B. The unit of issue is EA and the FLIS list price is $197.87.

No government purchase of this stock number is on our record yet. 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.

6

part numbers from 7 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-042-7397: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

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

Part numberCAGEManufacturerReferenceVariation
AS79490U583Sae International3 · Design control (vendor)1 · Not fully interchangeable
MS27642-49G0U583Sae International3 · Design control (vendor)2 · Fully interchangeable
7KP49B58064Quad Systems Inc5 · Secondary reference9 · Reference only
AS794981343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only
BACB10A55781205The Boeing Company5 · Secondary reference9 · Reference only
KP49B E-927321335Timken Co5 · Secondary reference9 · Reference only
LLKP-49-B38443Skf Usa Inc.5 · Secondary reference9 · Reference only
MS27642-49G96906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
MS27642-49G81343Society Of Automotive Engineers Inc5 · Secondary reference9 · Reference only

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 7KP49B.

Request 7KP49B

No account needed. Goes to the sellers who carry this number or its family.

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

DLA management data

FLIS unit price
$197.87
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Bore Diameter
INCHES NOMINAL 3.0630
Overall Outside Diameter
INCHES NOMINAL 4.0000
End Item Identification
U/O BOEING E-3A ACFT
Outer Ring Width
INCHES NOMINAL 0.4690
Inner Ring Width
INCHES NOMINAL 0.5310
Seal Quantity
2
Shield Quantity
2
Bearing Seal Type
CONTACT
Alignment Type
RIGID
Load Direction
RADIAL
Internal Clearance
INCHES MINIMUM RADIAL 0.0003 AND INCHES MAXIMUM RADIAL 0.0015
Features Provided
ALIGNING RING
Standard Tolerance Designation
AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
Lubrication Material
GREASE
Lubrication Material Document And Classification
MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-23827
Material
OUTER RING STEEL COMP E52100
Material
INNER RING STEEL COMP E52100
Material
SHIELD STEEL CORROSION RESISTING
Material
BALL STEEL COMP E51100 OR STEEL COMP E52100
Material
SEAL PLASTIC POLYTETRAFLUOROETHYLENE OR PLASTIC POLYTETRAFLUOROETHYLENE OR GLASS FIBER
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
Material Document And Classification
BALL FED STD ALL MATERIAL RESPONSES 66
Material Document And Classification
OUTER RING FED STD SINGLE MATERIAL RESPONSE 66

Related stock numbers

Other NSNs filed under the same part numbers.

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.

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