121B

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BOLT,ECCENTRIC HEAD

BOHN ALUMINUM AND BRASS CO DIV OF GULF AND WESTERN MFG CO SUB OF GULF AND WESTERN INDUSTRIESATA 20

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Documentation

General information based on part classification, not a certification determination. Your operator's quality manual governs.

OEM / Production Approval Holder Part8130-3 Eligible

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 Certificates7 found

FAA-approved modifications that reference this part number

ST655SO ↗B/E Aerospace
Rev: 2002-08-27

Installation of Mace Galley Model No. 101 in aft passenger compartment and Mace Galley Model No. 102 in forward passenger compartment. (707-121B). Installation is to be made on left side of the aircraft only. No installation is to be made forward of station 380 on 707-121B aircraft 1-99.

Aircraft: 707-100B Long Body, 707-100B Short Body

ST711SO-D ↗Pan American World Airways Inc
Rev: 1978-09-11

Installation of door mounted evacuation slide illumination lights. (720-023B, -030B) (707-139B, -121B) (707-321, -321C, -321B, -331)

Aircraft: 707, 720

ST708SO-D ↗Pan American World Airways Inc
Rev: 1978-09-11

Installation of an REF Dynamics carry-on baggage compartment. (720-023B) (707-121B) (707-321)

Aircraft: 707, 720

ST706SO-D ↗Pan American World Airways Inc
Rev: 1978-09-07

Installation of Skydrol 500C hydraulic fluid. (720-023B) (747-121) (707-121B) (727-21) (707-321)

Aircraft: 707, 720, 747, 727

SA532EA ↗Marino Systems, Inc
Rev: 1974-12-10

Installation of fabric cargo bins in passenger compartment. (720-048, -023B, -062, -030B, -027) (707-123B, -123, -121B, -295, -227, -155C, -139B) (727-81, -21C, -27, -27C, -95, -21, -90C, -321, -321C, -327C, -323C, -321B, -331)

Aircraft: 707, 720, 727, FH-227-C +2 more

SA1937WE ↗Heath Tecna Corporation
Rev: 1971-01-06

Installation of under-seat baggage restraint system. (720-023B) (707-121B)

Aircraft: 707, 720

SA531EA ↗Pan American World Airways Inc
Rev: 1968-09-27

Installation of EMCO autopilot monitoring system Model No. APMS-E. (707-121B)

Aircraft: 707

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

NSNStandardized NameFSCDLA List Price (gov't catalog)CAGE / Manufacturer
5306-00-362-3707BOLT,ECCENTRIC HEAD5306—99267BOHN ALUMINUM AND BRASS CO DIV OF GULF AND WESTERN MFG CO SUB OF GULF AND WESTERN INDUSTRIES

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

BOHN ALUMINUM AND BRASS CO DIV OF GULF AND WESTERN MFG CO SUB OF GULF AND WESTERN INDUSTRIES

Source

DLA WebFLIS

ATA Chapter

20

Type

OEM

Part ID: nsn:121B | Source: DLA WebFLIS | Last updated: 2026-11-07