Home · NSN 00-579-1210

NSN 00-579-1210 — Knob

NIIN 00-579-1210 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 00-579-1210 is the national stock number for a knob. It cross-references to 21 manufacturer part numbers from 21 CAGE codes, including National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use, Electronic Hardware Corp, Jan Hardware Mfg Co Inc; the primary is 121C4MA. The unit of issue is EA and the FLIS list price is $9.29.

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.

21

part numbers from 21 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-579-1210: 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
MS91528-3F2B80205National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use3 · Design control (vendor)2 · Fully interchangeable
NASM392680205National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use3 · Design control (vendor)1 · Not fully interchangeable
121C4MA23480Electronic Hardware Corp5 · Secondary reference9 · Reference only
121C4MA99813Jan Hardware Mfg Co Inc5 · Secondary reference9 · Reference only
125-3-2G94144Raytheon Company Dba Raytheon5 · Secondary reference9 · Reference only
125-3WD-1G3B150Raytheon Company5 · Secondary reference9 · Reference only
125-3WD-1G49956Raytheon Company5 · Secondary reference9 · Reference only
12L2DM23480Electronic Hardware Corp5 · Secondary reference9 · Reference only
222730-30181413Bae Systems Information And Electronic Systems Integration Inc.5 · Secondary reference9 · Reference only
231-1059G1849956Raytheon Company5 · Secondary reference9 · Reference only
281-0141-0013499Rockwell Collins, Inc.5 · Secondary reference9 · Reference only
281-0141-00013499Rockwell Collins, Inc.5 · Secondary reference9 · Reference only
3F2B23480Electronic Hardware Corp5 · Secondary reference9 · Reference only
512-3WA-2M52525Lerco Div Space-Lok Inc5 · Secondary reference9 · Reference only
5355005791210SCY13E.C.A Etablissement Centrald'Approvisionnement Des Forces Armee5 · Secondary reference9 · Reference only
733394-3REVA56232Lockheed Martin Corporation5 · Secondary reference9 · Reference only
899669818876Us Army Aviation And Missile Command5 · Secondary reference9 · Reference only
908D722-103D9182Zf Industrieantriebe Witten Gmbh5 · Secondary reference9 · Reference only
990988-0335351Ge Aviation Systems LLC5 · Secondary reference9 · Reference only
KMS12F21NR07886Dar Electronics Inc Commercial Products Div Dba National Radio Co5 · Secondary reference9 · Reference only
KMS12F21NR42498Dar Electronics Inc Dba National Radio Co5 · Secondary reference9 · Reference only
KMS12F21NR92149Strux Corp5 · Secondary reference9 · Reference only
MP000114304L3harris Technologies, Inc.5 · Secondary reference9 · Reference only
MS91528-3F2B1HU38Grauch Enterprises, Inc5 · Secondary reference1 · Not fully interchangeable
MS91528-3F2B96906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
MS91528-3F2BD9182Zf Industrieantriebe Witten Gmbh5 · Secondary reference9 · Reference only
SMB185778-380063Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir5 · Secondary reference9 · Reference only
ZS231-1059G18ISSUE1049956Raytheon Company5 · 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 121C4MA.

Request 121C4MA

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
$9.29
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Inside Diameter
INCHES MINIMUM 0.252 AND INCHES MAXIMUM 0.254
Counterbore Diameter
INCHES MINIMUM 0.750
Counterbore Depth
INCHES MINIMUM 0.250
Setscrew Hole Quantity
2
Distance From Hole Center To Knob/Skirt Base
INCHES MAXIMUM 0.427
Overall Depth
INCHES MINIMUM 0.605
Gripping Surface Condition
GRIP AID
Outside Diameter
INCHES MINIMUM 1.240 AND INCHES MAXIMUM 1.280
Reference Marking
ARROW
Attachment Method
SETSCREWS
Overall Thickness
INCHES MINIMUM 0.820 AND INCHES MAXIMUM 0.880
End Item Identification
AIRCRAFT, C-2A (REPROCURED), TACTICAL AIR OPNS MODULE (AN/TYQ-(23),HELICOPTER, MH-53E, HELICOPTER, ADVANCE ATTACK, AH-1W,AN/SRN-25(V) NAVIGATION RADIO SET,RADIO TRANSMITTER SET, AN/URT-23 (RTS),FIRE C
Material Transparency
OPAQUE
Screw Drive Type
HEXAGON SOCKET
Thread Quantity Per Inch
32
Nominal Thread Size
SCREW HOLE INCHES 0.164
Skirt Outside Diameter
INCHES MAXIMUM 1.837
Skirt Design
NONDETACHABLE
Thread Series Designator
SCREW HOLE UNIFIED NATIONAL COARSE (UNC)

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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