Where to Buy
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Documentation
General information based on part classification, not a certification determination. Your operator's quality manual governs.
What to ask the seller for
- FAA Form 8130-3 from the PAH or an authorized release traceable to the PAH
- Manufacturer's CofC if a Form 8130-3 was not issued
Governing reference: FAA Order 8130.21J
PMA Alternatives
No PMA alternatives found for this part. This does not mean none exist — only that none are currently in our database.
Supplemental Type Certificates5 found
FAA-approved modifications that reference this part number
Installation of an executive interior. Descriptive data pertaining to this design change are considered inadequate for duplication in other products. This approval is limited to only the installation made in Boeing 737-7AH IGW, serial number 29749.
Aircraft: 737-700 Series
Installation of a global mobile satellite television and data system. Limited to installation on Boeing model 737-7AH IGW, serial number 29749 ONLY.
Aircraft: 737-700 Series
ONE-ONLY STC: Activation of Wireless Access Service Point (WASP) for installation on model 737-700IGW, serial number 29749.
Aircraft: 737-700 Series
ONE ONLY STC - Installation of a Business Jet executive interior. Approval is limited only to Boeing 737-7AH IGW aircraft, serial number 29749 ONLY.
Aircraft: 737-700 Series
Descriptive data pertaining to this design change are considered inadequate for duplication in other products. This approval is limited to only the installation made in Boeing, 737-700 IGW, Serial Number 29749. Removal of the existing EROS Flight Crew Oxygen Masks P/N MF 20-003 and installation of EROS Full Face Flight Crew Oxygen Masks/goggles P/N MF 20-503.
Aircraft: 737-700 Series
Airworthiness Directives
Synced 40 days ago (09/27/2026)No Active Airworthiness Directives
No FAA or EASA ADs are linked to this part number. Always verify against the aircraft's maintenance records before install.
Service Difficulty Reports
No Service Difficulty Reports
No failure reports found for this part number in the FAA SDR database.
Suspect-Parts Alerts (SUP/UPN)
No Suspect-Parts Alerts
This manufacturer is not named in any active FAA Suspect Unapproved Parts (SUP/UPN) notification.
NSN Cross-References1 NSN — DLA WebFLIS
National Stock Numbers assigned to this part number by the U.S. Defense Logistics Agency
| NSN | Standardized Name | FSC | DLA List Price (gov't catalog) | CAGE / Manufacturer |
|---|---|---|---|---|
| 5310-01-019-3129 | NUT,PLAIN,HEXAGON | 5310 | $11.98/EA | 28158HME, INC. DBA HME AHRENS-FOX |
DLA PUBLOG published list price — government procurement catalog, not a commercial market price. Prices may differ from current commercial availability.
Government Award Prices
U.S. government contract award prices from FPDS — unit prices for NSN purchases by DoD/DLA agencies
No government contract award price data found for this part number.
Identifiers
Manufacturer
HME, INC. DBA HME AHRENS-FOX
Source
DLA WebFLIS
ATA Chapter
20
Type
OEM